



Number 70

seventy

Properties of the number 70

Factorization 

2 * 5 * 7

Divisors 
1, 2, 5, 7, 10, 14, 35, 70

Count of divisors 
8

Sum of divisors 
144

Previous integer 
69 
Next integer 
71 
Is prime? 
NO

Previous prime 
67

Next prime 
71

70th prime 
349

Is a Fibonacci number? 
NO

Is a Bell number? 
NO

Is a Catalan number? 
NO

Is a factorial? 
NO

Is a regular number? 
NO

Is a perfect number? 
NO

Polygonal number (s < 11)? 
pentagonal(7) 
Binary 
1000110 
Octal 
106 
Duodecimal 
5a 
Hexadecimal 
46 
Square 
4900 
Square root 
8.3666002653408 
Natural logarithm 
4.2484952420494 
Decimal logarithm 
1.8450980400143 
Sine 
0.77389068155789 
Cosine 
0.6333192030863 
Tangent 
1.2219599181369 

Number 70 is pronounced seventy.
Number 70 is a composite number.
Factors of 70 are 2 * 5 * 7.
Number 70 has 8 divisors: 1, 2, 5, 7, 10, 14, 35, 70.
Sum of the divisors is 144.
Number 70 is not a Fibonacci number.
It is not a Bell number.
Number 70 is not a Catalan number.
Number 70 is not a regular number (Hamming number).
It is a not factorial of any number.
Number 70 is an abundant number and therefore is not a perfect number.
Number 70 is a pentagonal number with n=7.
Binary numeral for number 70 is 1000110.
Octal numeral is 106.
Duodecimal value is 5a.
Hexadecimal representation is 46.
Square of the number 70 is 4900.
Square root of the number 70 is 8.3666002653408.
Natural logarithm of 70 is 4.2484952420494
Decimal logarithm of the number 70 is 1.8450980400143
Sine of 70 is 0.77389068155789. Cosine of the number 70 is 0.6333192030863. Tangent of the number 70 is 1.2219599181369



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