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23431926896 = 247827252979
BaseRepresentation
bin10101110100101001…
…101101010001110000
32020111000022012220022
4111310221231101300
5340442033130041
614433043303012
71456444043450
oct256451552160
966430265808
1023431926896
119a34791544
12465b37aa68
1322956cb801
1411c4003d60
159221cd24b
hex574a6d470

23431926896 has 40 divisors (see below), whose sum is σ = 51947925120. Its totient is φ = 10030071744.

The previous prime is 23431926893. The next prime is 23431926899. The reversal of 23431926896 is 69862913432.

It is an interprime number because it is at equal distance from previous prime (23431926893) and next prime (23431926899).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23431926893) 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, 33866 + ... + 219113.

It is an arithmetic number, because the mean of its divisors is an integer number (1298698128).

Almost surely, 223431926896 is an apocalyptic number.

It is an amenable number.

23431926896 is an abundant number, since it is smaller than the sum of its proper divisors (28515998224).

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

23431926896 is a wasteful number, since it uses less digits than its factorization.

23431926896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253821 (or 253815 counting only the distinct ones).

The product of its digits is 3359232, while the sum is 53.

The spelling of 23431926896 in words is "twenty-three billion, four hundred thirty-one million, nine hundred twenty-six thousand, eight hundred ninety-six".

Divisors: 1 2 4 7 8 14 16 28 56 112 827 1654 3308 5789 6616 11578 13232 23156 46312 92624 252979 505958 1011916 1770853 2023832 3541706 4047664 7083412 14166824 28333648 209213633 418427266 836854532 1464495431 1673709064 2928990862 3347418128 5857981724 11715963448 23431926896