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10168788866 = 2194311355073
BaseRepresentation
bin10010111100001101…
…10110011110000010
3222020200100222220212
421132012312132002
5131311202220431
64401012234122
7506664164525
oct113606663602
928220328825
1010168788866
11434901a645
121b7960b942
13c60967442
146c673cbbc
153e7aee72b
hex25e1b6782

10168788866 has 32 divisors (see below), whose sum is σ = 16575071040. Its totient is φ = 4663056384.

The previous prime is 10168788787. The next prime is 10168788887. The reversal of 10168788866 is 66888786101.

10168788866 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 157106 + ... + 212178.

It is an arithmetic number, because the mean of its divisors is an integer number (517970970).

Almost surely, 210168788866 is an apocalyptic number.

10168788866 is a deficient number, since it is larger than the sum of its proper divisors (6406282174).

10168788866 is a wasteful number, since it uses less digits than its factorization.

10168788866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55250.

The product of its (nonzero) digits is 6193152, while the sum is 59.

The spelling of 10168788866 in words is "ten billion, one hundred sixty-eight million, seven hundred eighty-eight thousand, eight hundred sixty-six".

Divisors: 1 2 19 38 43 86 113 226 817 1634 2147 4294 4859 9718 55073 92321 110146 184642 1046387 2092774 2368139 4736278 6223249 12446498 44994641 89989282 118241731 236483462 267599707 535199414 5084394433 10168788866