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23008033688 = 2329503919681
BaseRepresentation
bin10101011011011000…
…101011101110011000
32012101110200012201212
4111123120223232120
5334110024034223
614323022002252
71443106026263
oct253330535630
965343605655
1023008033688
119837487282
124561416388
132228942a23
1411839bdcda
158e9d9a278
hex55b62bb98

23008033688 has 32 divisors (see below), whose sum is σ = 44638776000. Its totient is φ = 11104558080.

The previous prime is 23008033681. The next prime is 23008033721. The reversal of 23008033688 is 88633080032.

It is a super-2 number, since 2×230080336882 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23008033681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1159208 + ... + 1178888.

It is an arithmetic number, because the mean of its divisors is an integer number (1394961750).

Almost surely, 223008033688 is an apocalyptic number.

It is an amenable number.

23008033688 is a deficient number, since it is larger than the sum of its proper divisors (21630742312).

23008033688 is a wasteful number, since it uses less digits than its factorization.

23008033688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24755 (or 24751 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 41.

The spelling of 23008033688 in words is "twenty-three billion, eight million, thirty-three thousand, six hundred eighty-eight".

Divisors: 1 2 4 8 29 58 116 232 5039 10078 19681 20156 39362 40312 78724 146131 157448 292262 570749 584524 1141498 1169048 2282996 4565992 99172559 198345118 396690236 793380472 2876004211 5752008422 11504016844 23008033688