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55979961741 = 3211769735311
BaseRepresentation
bin110100001000101010…
…100110110110001101
312100111100011200222100
4310020222212312031
51404121332233431
641414500505313
74021143552354
oct641052466615
9170440150870
1055979961741
11218172578a0
12aa236ab239
135381940b22
1429d0a0499b
1516c98704e6
hexd08aa6d8d

55979961741 has 24 divisors (see below), whose sum is σ = 88325677440. Its totient is φ = 33883084800.

The previous prime is 55979961731. The next prime is 55979961767. The reversal of 55979961741 is 14716997955.

55979961741 is a `hidden beast` number, since 5 + 5 + 9 + 7 + 9 + 9 + 617 + 4 + 1 = 666.

It is not a de Polignac number, because 55979961741 - 230 = 54906219917 is a prime.

It is a super-2 number, since 2×559799617412 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55979961721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 291525 + ... + 443786.

It is an arithmetic number, because the mean of its divisors is an integer number (3680236560).

Almost surely, 255979961741 is an apocalyptic number.

It is an amenable number.

55979961741 is a deficient number, since it is larger than the sum of its proper divisors (32345715699).

55979961741 is a wasteful number, since it uses less digits than its factorization.

55979961741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 736097 (or 736094 counting only the distinct ones).

The product of its digits is 21432600, while the sum is 63.

The spelling of 55979961741 in words is "fifty-five billion, nine hundred seventy-nine million, nine hundred sixty-one thousand, seven hundred forty-one".

Divisors: 1 3 9 11 33 99 769 2307 6921 8459 25377 76131 735311 2205933 6617799 8088421 24265263 72795789 565454159 1696362477 5089087431 6219995749 18659987247 55979961741