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16100380408 = 2372109376811
BaseRepresentation
bin11101111111010100…
…00100111011111000
31112120001201001211111
432333222010323320
5230433144133113
611221343010104
71106660655400
oct167752047370
945501631744
1016100380408
116912277112
123153b99934
131697800c18
14aca421800
1564372313d
hex3bfa84ef8

16100380408 has 48 divisors (see below), whose sum is σ = 35439168600. Its totient is φ = 6836840640.

The previous prime is 16100380381. The next prime is 16100380411. The reversal of 16100380408 is 80408300161.

It is a self number, because there is not a number n which added to its sum of digits gives 16100380408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 145678 + ... + 231133.

Almost surely, 216100380408 is an apocalyptic number.

It is an amenable number.

16100380408 is an abundant number, since it is smaller than the sum of its proper divisors (19338788192).

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

16100380408 is a wasteful number, since it uses less digits than its factorization.

16100380408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 376940 (or 376929 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 31.

Adding to 16100380408 its reverse (80408300161), we get a palindrome (96508680569).

The spelling of 16100380408 in words is "sixteen billion, one hundred million, three hundred eighty thousand, four hundred eight".

Divisors: 1 2 4 7 8 14 28 49 56 98 109 196 218 392 436 763 872 1526 3052 5341 6104 10682 21364 42728 376811 753622 1507244 2637677 3014488 5275354 10550708 18463739 21101416 36927478 41072399 73854956 82144798 147709912 164289596 287506793 328579192 575013586 1150027172 2012547551 2300054344 4025095102 8050190204 16100380408