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23203110008 = 23131713123931
BaseRepresentation
bin10101100111000000…
…110101110001111000
32012220001202010010202
4111213000311301320
5340004444010013
614354231101332
71450665116021
oct254700656170
965801663122
1023203110008
119927606a81
1245b6811848
13225a194bc0
1411a187dc48
1590c080858
hex567035c78

23203110008 has 32 divisors (see below), whose sum is σ = 49608462960. Its totient is φ = 10079178240.

The previous prime is 23203110001. The next prime is 23203110013. The reversal of 23203110008 is 80001130232.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23203110001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6560198 + ... + 6563733.

Almost surely, 223203110008 is an apocalyptic number.

It is an amenable number.

23203110008 is an abundant number, since it is smaller than the sum of its proper divisors (26405352952).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23203110008 is a wasteful number, since it uses less digits than its factorization.

23203110008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13123967 (or 13123963 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The spelling of 23203110008 in words is "twenty-three billion, two hundred three million, one hundred ten thousand, eight".

Divisors: 1 2 4 8 13 17 26 34 52 68 104 136 221 442 884 1768 13123931 26247862 52495724 104991448 170611103 223106827 341222206 446213654 682444412 892427308 1364888824 1784854616 2900388751 5800777502 11601555004 23203110008