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18682379595796 = 22731127169476211
BaseRepresentation
bin1000011111101110101001…
…00110010111000000010100
32110011000111011012202221111
410033313110212113000110
54422043003134031141
6103422322224024404
73635520532255330
oct417672446270024
973130434182844
1018682379595796
115a53175262424
12211892b162104
13a56982805227
144883368587c0
15225e8908a381
hex10fdd4997014

18682379595796 has 48 divisors (see below), whose sum is σ = 38873775603712. Its totient is φ = 7687440885600.

The previous prime is 18682379595751. The next prime is 18682379595797. The reversal of 18682379595796 is 69759597328681.

It is a super-2 number, since 2×186823795957962 (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18682379595797) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84627870 + ... + 84848341.

Almost surely, 218682379595796 is an apocalyptic number.

It is an amenable number.

18682379595796 is an abundant number, since it is smaller than the sum of its proper divisors (20191396007916).

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

18682379595796 is a wasteful number, since it uses less digits than its factorization.

18682379595796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169476380 (or 169476378 counting only the distinct ones).

The product of its digits is 12345177600, while the sum is 85.

The spelling of 18682379595796 in words is "eighteen trillion, six hundred eighty-two billion, three hundred seventy-nine million, five hundred ninety-five thousand, seven hundred ninety-six".

Divisors: 1 2 4 7 14 28 31 62 124 127 217 254 434 508 868 889 1778 3556 3937 7874 15748 27559 55118 110236 169476211 338952422 677904844 1186333477 2372666954 4745333908 5253762541 10507525082 21015050164 21523478797 36776337787 43046957594 73552675574 86093915188 147105351148 150664351579 301328703158 602657406316 667227842707 1334455685414 2668911370828 4670594898949 9341189797898 18682379595796