Search a number
-
+
83113960137 = 313127149112621
BaseRepresentation
bin100110101100111111…
…0100110001011001001
321221112100120122020220
41031121332212023021
52330204133211022
6102103152340253
76001433001405
oct1153176461311
9257470518226
1083113960137
113228073345a
1214136844689
137ab730a090
144046568105
152266a7385c
hex1359fa62c9

83113960137 has 32 divisors (see below), whose sum is σ = 121091174400. Its totient is φ = 50403306240.

The previous prime is 83113960129. The next prime is 83113960187. The reversal of 83113960137 is 73106931138.

It is not a de Polignac number, because 83113960137 - 23 = 83113960129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (83113960187) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 681687 + ... + 794307.

It is an arithmetic number, because the mean of its divisors is an integer number (3784099200).

Almost surely, 283113960137 is an apocalyptic number.

It is an amenable number.

83113960137 is a deficient number, since it is larger than the sum of its proper divisors (37977214263).

83113960137 is a wasteful number, since it uses less digits than its factorization.

83113960137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112913.

The product of its (nonzero) digits is 81648, while the sum is 42.

The spelling of 83113960137 in words is "eighty-three billion, one hundred thirteen million, nine hundred sixty thousand, one hundred thirty-seven".

Divisors: 1 3 13 39 127 149 381 447 1651 1937 4953 5811 18923 56769 112621 245999 337863 737997 1464073 4392219 14302867 16780529 42908601 50341587 185937271 218146877 557811813 654440631 2131127183 6393381549 27704653379 83113960137