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38894669482 = 2937154313451
BaseRepresentation
bin100100001110010011…
…011000111010101010
310201101122011221002011
4210032103120322222
51114124013410412
625511251430134
72544563143564
oct441623307252
9121348157064
1038894669482
111554a032949
1276558b534a
13388b086536
141c4d882334
15102994b7a7
hex90e4d8eaa

38894669482 has 16 divisors (see below), whose sum is σ = 58446464832. Its totient is φ = 19412546400.

The previous prime is 38894669453. The next prime is 38894669497. The reversal of 38894669482 is 28496649883.

It is a super-2 number, since 2×388946694822 (a number of 22 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 2884857 + ... + 2898307.

It is an arithmetic number, because the mean of its divisors is an integer number (3652904052).

Almost surely, 238894669482 is an apocalyptic number.

38894669482 is a deficient number, since it is larger than the sum of its proper divisors (19551795350).

38894669482 is a wasteful number, since it uses less digits than its factorization.

38894669482 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15933.

The product of its digits is 143327232, while the sum is 67.

The spelling of 38894669482 in words is "thirty-eight billion, eight hundred ninety-four million, six hundred sixty-nine thousand, four hundred eighty-two".

Divisors: 1 2 937 1543 1874 3086 13451 26902 1445791 2891582 12603587 20754893 25207174 41509786 19447334741 38894669482