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248190812136 = 233243531512547
BaseRepresentation
bin1110011100100101010…
…0110011111111101000
3212201121211210120221100
43213021110303333220
513031243321442021
6310003422241400
723634254044401
oct3471124637750
9781554716840
10248190812136
1196291274673
1240126726260
131a534302b27
14c0264269a8
1566c9098626
hex39c9533fe8

248190812136 has 96 divisors (see below), whose sum is σ = 700793739360. Its totient is φ = 79281611136.

The previous prime is 248190812087. The next prime is 248190812153. The reversal of 248190812136 is 631218091842.

248190812136 is a `hidden beast` number, since 2 + 481 + 90 + 81 + 2 + 1 + 3 + 6 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 248190812091 and 248190812100.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 592186 + ... + 920361.

It is an arithmetic number, because the mean of its divisors is an integer number (7299934785).

Almost surely, 2248190812136 is an apocalyptic number.

It is an amenable number.

248190812136 is an abundant number, since it is smaller than the sum of its proper divisors (452602927224).

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

248190812136 is a wasteful number, since it uses less digits than its factorization.

248190812136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1512655 (or 1512648 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 45.

The spelling of 248190812136 in words is "two hundred forty-eight billion, one hundred ninety million, eight hundred twelve thousand, one hundred thirty-six".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 43 53 72 86 106 129 159 172 212 258 318 344 387 424 477 516 636 774 954 1032 1272 1548 1908 2279 3096 3816 4558 6837 9116 13674 18232 20511 27348 41022 54696 82044 164088 1512547 3025094 4537641 6050188 9075282 12100376 13612923 18150564 27225846 36301128 54451692 65039521 80164991 108903384 130079042 160329982 195118563 240494973 260158084 320659964 390237126 480989946 520316168 585355689 641319928 721484919 780474252 961979892 1170711378 1442969838 1560948504 1923959784 2341422756 2885939676 3447094613 4682845512 5771879352 6894189226 10341283839 13788378452 20682567678 27576756904 31023851517 41365135356 62047703034 82730270712 124095406068 248190812136