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10023422231 = 31714554031
BaseRepresentation
bin10010101010111000…
…10100100100010111
3221212112211121101102
421111130110210113
5131011444002411
64334340420315
7503250453224
oct112534244427
927775747342
1010023422231
114283a62529
121b389a769b
13c397cb494
146b12dc94b
153d9e87d3b
hex255714917

10023422231 has 8 divisors (see below), whose sum is σ = 10492489728. Its totient is φ = 9563463000.

The previous prime is 10023422219. The next prime is 10023422257. The reversal of 10023422231 is 13222432001.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10023422231 is a prime.

It is a super-2 number, since 2×100234222312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10023422131) 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, 2274815 + ... + 2279216.

It is an arithmetic number, because the mean of its divisors is an integer number (1311561216).

Almost surely, 210023422231 is an apocalyptic number.

10023422231 is a deficient number, since it is larger than the sum of its proper divisors (469067497).

10023422231 is an equidigital number, since it uses as much as digits as its factorization.

10023422231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4554133.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 10023422231 its reverse (13222432001), we get a palindrome (23245854232).

The spelling of 10023422231 in words is "ten billion, twenty-three million, four hundred twenty-two thousand, two hundred thirty-one".

Divisors: 1 31 71 2201 4554031 141174961 323336201 10023422231