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10393907768 = 2310924149459
BaseRepresentation
bin10011010111000011…
…00111001000111000
3222211100222012222222
421223201213020320
5132241320022033
64435213303212
7515366521046
oct115341471070
928740865888
1010393907768
1144540a9822
122020a94b08
13c984a7aaa
147085bd396
1540c76b598
hex26b867238

10393907768 has 32 divisors (see below), whose sum is σ = 19749378000. Its totient is φ = 5127805440.

The previous prime is 10393907753. The next prime is 10393907779. The reversal of 10393907768 is 86770939301.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 185423 + ... + 234881.

Almost surely, 210393907768 is an apocalyptic number.

It is an amenable number.

10393907768 is a deficient number, since it is larger than the sum of its proper divisors (9355470232).

10393907768 is a wasteful number, since it uses less digits than its factorization.

10393907768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49815 (or 49811 counting only the distinct ones).

The product of its (nonzero) digits is 1714608, while the sum is 53.

The spelling of 10393907768 in words is "ten billion, three hundred ninety-three million, nine hundred seven thousand, seven hundred sixty-eight".

Divisors: 1 2 4 8 109 218 241 436 482 872 964 1928 26269 49459 52538 98918 105076 197836 210152 395672 5391031 10782062 11919619 21564124 23839238 43128248 47678476 95356952 1299238471 2598476942 5196953884 10393907768