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18286104006630 = 2325617942162053
BaseRepresentation
bin1000010100001100100001…
…01110111100111111100110
32101202010122000210002010200
410022012100232330333212
54344044420111203010
6102520304210531330
73565061463321045
oct412062056747746
971663560702120
1018286104006630
115910102aa3009
122073b77296b46
13a284ab9867a5
144730a318c55c
1521a9e462acc0
hex10a190bbcfe6

18286104006630 has 96 divisors (see below), whose sum is σ = 48934966354560. Its totient is φ = 4735641680640.

The previous prime is 18286104006623. The next prime is 18286104006661. The reversal of 18286104006630 is 3660040168281.

18286104006630 is a `hidden beast` number, since 1 + 8 + 2 + 8 + 6 + 1 + 0 + 4 + 0 + 0 + 6 + 630 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 20647317 + ... + 21514736.

It is an arithmetic number, because the mean of its divisors is an integer number (509739232860).

Almost surely, 218286104006630 is an apocalyptic number.

18286104006630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

18286104006630 is an abundant number, since it is smaller than the sum of its proper divisors (30648862347930).

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

18286104006630 is a wasteful number, since it uses less digits than its factorization.

18286104006630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42162206 (or 42162203 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 45.

The spelling of 18286104006630 in words is "eighteen trillion, two hundred eighty-six billion, one hundred four million, six thousand, six hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 61 79 90 122 158 183 237 305 366 395 474 549 610 711 790 915 1098 1185 1422 1830 2370 2745 3555 4819 5490 7110 9638 14457 24095 28914 43371 48190 72285 86742 144570 216855 433710 42162053 84324106 126486159 210810265 252972318 379458477 421620530 632430795 758916954 1264861590 1897292385 2571885233 3330802187 3794584770 5143770466 6661604374 7715655699 9992406561 12859426165 15431311398 16654010935 19984813122 23146967097 25718852330 29977219683 33308021870 38578278495 46293934194 49962032805 59954439366 77156556990 99924065610 115734835485 149886098415 203178933407 231469670970 299772196830 406357866814 609536800221 1015894667035 1219073600442 1828610400663 2031789334070 3047684001105 3657220801326 6095368002210 9143052003315 18286104006630