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55150051104 = 2532434453331
BaseRepresentation
bin110011010111001100…
…101111111100100000
312021100111112212121100
4303113030233330200
51400421403113404
641200252554400
73661445462001
oct632714577440
9167314485540
1055150051104
1121430847735
12a831782a00
13527ba17845
1429526d11a8
15167ba8ad39
hexcd732ff20

55150051104 has 72 divisors (see below), whose sum is σ = 160480271952. Its totient is φ = 17955826560.

The previous prime is 55150051057. The next prime is 55150051123. The reversal of 55150051104 is 40115005155.

55150051104 is a `hidden beast` number, since 5 + 5 + 1 + 500 + 51 + 104 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2214282 + ... + 2239049.

It is an arithmetic number, because the mean of its divisors is an integer number (2228892666).

Almost surely, 255150051104 is an apocalyptic number.

It is an amenable number.

55150051104 is an abundant number, since it is smaller than the sum of its proper divisors (105330220848).

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

55150051104 is a wasteful number, since it uses less digits than its factorization.

55150051104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4453390 (or 4453379 counting only the distinct ones).

The product of its (nonzero) digits is 2500, while the sum is 27.

Adding to 55150051104 its reverse (40115005155), we get a palindrome (95265056259).

The spelling of 55150051104 in words is "fifty-five billion, one hundred fifty million, fifty-one thousand, one hundred four".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 32 36 43 48 72 86 96 129 144 172 258 288 344 387 516 688 774 1032 1376 1548 2064 3096 4128 6192 12384 4453331 8906662 13359993 17813324 26719986 35626648 40079979 53439972 71253296 80159958 106879944 142506592 160319916 191493233 213759888 320639832 382986466 427519776 574479699 641279664 765972932 1148959398 1282559328 1531945864 1723439097 2297918796 3063891728 3446878194 4595837592 6127783456 6893756388 9191675184 13787512776 18383350368 27575025552 55150051104