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10134831831 = 320479164963
BaseRepresentation
bin10010111000001010…
…10100001011010111
3222011022110210121220
421130011110023113
5131224004104311
64353400341423
7506102435445
oct113405241327
928138423556
1010134831831
114330937183
121b6a174873
13c56908317
146c201db95
153e4b43206
hex25c1542d7

10134831831 has 8 divisors (see below), whose sum is σ = 13513850880. Its totient is φ = 6756183672.

The previous prime is 10134831719. The next prime is 10134831851. The reversal of 10134831831 is 13813843101.

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

It is not a de Polignac number, because 10134831831 - 219 = 10134307543 is a prime.

It is a super-2 number, since 2×101348318312 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10134831792 and 10134831801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10134831851) 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, 21045 + ... + 143918.

It is an arithmetic number, because the mean of its divisors is an integer number (1689231360).

Almost surely, 210134831831 is an apocalyptic number.

10134831831 is a deficient number, since it is larger than the sum of its proper divisors (3379019049).

10134831831 is a wasteful number, since it uses less digits than its factorization.

10134831831 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185445.

The product of its (nonzero) digits is 6912, while the sum is 33.

The spelling of 10134831831 in words is "ten billion, one hundred thirty-four million, eight hundred thirty-one thousand, eight hundred thirty-one".

Divisors: 1 3 20479 61437 164963 494889 3378277277 10134831831