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10313102031 = 320399168523
BaseRepresentation
bin10011001101011010…
…10111001011001111
3222121201220212100220
421212231113023033
5132110123231111
64423205322423
7513365630601
oct114655271317
928551825326
1010313102031
114412528221
121bb9a06413
13c84824a4b
146db987171
15405608e06
hex266b572cf

10313102031 has 8 divisors (see below), whose sum is σ = 13751558400. Its totient is φ = 6875023512.

The previous prime is 10313101987. The next prime is 10313102053. The reversal of 10313102031 is 13020131301.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10313102031 - 211 = 10313099983 is a prime.

It is a super-2 number, since 2×103131020312 (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10313102031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10313102431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23065 + ... + 145458.

It is an arithmetic number, because the mean of its divisors is an integer number (1718944800).

Almost surely, 210313102031 is an apocalyptic number.

10313102031 is a deficient number, since it is larger than the sum of its proper divisors (3438456369).

10313102031 is a wasteful number, since it uses less digits than its factorization.

10313102031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188925.

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 10313102031 its reverse (13020131301), we get a palindrome (23333233332).

The spelling of 10313102031 in words is "ten billion, three hundred thirteen million, one hundred two thousand, thirty-one".

Divisors: 1 3 20399 61197 168523 505569 3437700677 10313102031