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38682044845755 = 3519557243674099
BaseRepresentation
bin10001100101110010111011…
…00010101100111010111011
312001221222010012210012212120
420302321131202230322323
520032231311440031010
6214134141443212323
711101454063056503
oct1062713542547273
9161858105705776
1038682044845755
1111363a65970833
124408a0a6770a3
1318779166420cc
1497a314458a03
1547131e84ae70
hex232e5d8acebb

38682044845755 has 32 divisors (see below), whose sum is σ = 65265670944000. Its totient is φ = 19509522982272.

The previous prime is 38682044845751. The next prime is 38682044845757. The reversal of 38682044845755 is 55754844028683.

It is not a de Polignac number, because 38682044845755 - 22 = 38682044845751 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 38682044845755.

It is not an unprimeable number, because it can be changed into a prime (38682044845751) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 121678305 + ... + 121995794.

It is an arithmetic number, because the mean of its divisors is an integer number (2039552217000).

Almost surely, 238682044845755 is an apocalyptic number.

38682044845755 is a deficient number, since it is larger than the sum of its proper divisors (26583626098245).

38682044845755 is a wasteful number, since it uses less digits than its factorization.

38682044845755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243674683.

The product of its (nonzero) digits is 1032192000, while the sum is 69.

The spelling of 38682044845755 in words is "thirty-eight trillion, six hundred eighty-two billion, forty-four million, eight hundred forty-five thousand, seven hundred fifty-five".

Divisors: 1 3 5 15 19 57 95 285 557 1671 2785 8355 10583 31749 52915 158745 243674099 731022297 1218370495 3655111485 4629807881 13889423643 23149039405 69447118215 135726473143 407179419429 678632365715 2035897097145 2578802989717 7736408969151 12894014948585 38682044845755