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38675805757038 = 23219111249507201
BaseRepresentation
bin10001100101100111010011…
…01010011101111001101110
312001221101000101211200010200
420302303221222131321232
520032131022233211123
6214131230410014330
711101143343512462
oct1062635152357156
9161841011750120
1038675805757038
111136135408a06a
1244077691173a6
131877160b84238
14979cc19b04a2
154710a6c37143
hex232ce9a9de6e

38675805757038 has 24 divisors (see below), whose sum is σ = 84236309928576. Its totient is φ = 12824438208000.

The previous prime is 38675805757037. The next prime is 38675805757051. The reversal of 38675805757038 is 83075750857683.

38675805757038 is a `hidden beast` number, since 3 + 8 + 6 + 7 + 580 + 5 + 7 + 5 + 7 + 0 + 38 = 666.

It is a super-2 number, since 2×386758057570382 (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38675805757037) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5624750163 + ... + 5624757038.

It is an arithmetic number, because the mean of its divisors is an integer number (3509846247024).

Almost surely, 238675805757038 is an apocalyptic number.

38675805757038 is an abundant number, since it is smaller than the sum of its proper divisors (45560504171538).

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

38675805757038 is a wasteful number, since it uses less digits than its factorization.

38675805757038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11249507400 (or 11249507397 counting only the distinct ones).

The product of its (nonzero) digits is 1185408000, while the sum is 72.

The spelling of 38675805757038 in words is "thirty-eight trillion, six hundred seventy-five billion, eight hundred five million, seven hundred fifty-seven thousand, thirty-eight".

Divisors: 1 2 3 6 9 18 191 382 573 1146 1719 3438 11249507201 22499014402 33748521603 67497043206 101245564809 202491129618 2148655875391 4297311750782 6445967626173 12891935252346 19337902878519 38675805757038