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10380908428 = 22111092164493
BaseRepresentation
bin10011010101100000…
…00001011110001100
3222210110111210020221
421222300001132030
5132230003032203
64434030521124
7515151160102
oct115260013614
928713453227
1010380908428
114447830170
1220186661a4
13c958a5c87
14706997c72
1540b54eabd
hex26ac0178c

10380908428 has 24 divisors (see below), whose sum is σ = 19999924560. Its totient is φ = 4675302720.

The previous prime is 10380908393. The next prime is 10380908429. The reversal of 10380908428 is 82480908301.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (10380908429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1077451 + ... + 1087042.

It is an arithmetic number, because the mean of its divisors is an integer number (833330190).

Almost surely, 210380908428 is an apocalyptic number.

It is an amenable number.

10380908428 is a deficient number, since it is larger than the sum of its proper divisors (9619016132).

10380908428 is a wasteful number, since it uses less digits than its factorization.

10380908428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2164617 (or 2164615 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 43.

The spelling of 10380908428 in words is "ten billion, three hundred eighty million, nine hundred eight thousand, four hundred twenty-eight".

Divisors: 1 2 4 11 22 44 109 218 436 1199 2398 4796 2164493 4328986 8657972 23809423 47618846 95237692 235929737 471859474 943718948 2595227107 5190454214 10380908428