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23010004231 = 31742258201
BaseRepresentation
bin10101011011100000…
…001100110100000111
32012101121101022210221
4111123200030310013
5334111030113411
614323132125211
71443131544304
oct253340146407
965347338727
1023010004231
119838602825
124562006807
132229182926
141183d740ab
158ea139071
hex55b80cd07

23010004231 has 4 divisors (see below), whose sum is σ = 23752262464. Its totient is φ = 22267746000.

The previous prime is 23010004217. The next prime is 23010004247. The reversal of 23010004231 is 13240001032.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23010004231 - 213 = 23009996039 is a prime.

It is a super-2 number, since 2×230100042312 (a number of 22 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 (23010004331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 371129070 + ... + 371129131.

It is an arithmetic number, because the mean of its divisors is an integer number (5938065616).

Almost surely, 223010004231 is an apocalyptic number.

23010004231 is a deficient number, since it is larger than the sum of its proper divisors (742258233).

23010004231 is an equidigital number, since it uses as much as digits as its factorization.

23010004231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 742258232.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 23010004231 its reverse (13240001032), we get a palindrome (36250005263).

The spelling of 23010004231 in words is "twenty-three billion, ten million, four thousand, two hundred thirty-one".

Divisors: 1 31 742258201 23010004231