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55610501061 = 3315360718587
BaseRepresentation
bin110011110010101001…
…001110011111000101
312022112120222011012110
4303302221032133011
51402342242013221
641314102011233
74006036313463
oct636251163705
9168476864173
1055610501061
1121647750595
12a93ba16b19
135323232b3b
14299790d833
1516a71e0776
hexcf2a4e7c5

55610501061 has 32 divisors (see below), whose sum is σ = 78115995648. Its totient is φ = 35140921920.

The previous prime is 55610501017. The next prime is 55610501069. The reversal of 55610501061 is 16010501655.

It is not a de Polignac number, because 55610501061 - 29 = 55610500549 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55610501069) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2982610 + ... + 3001196.

It is an arithmetic number, because the mean of its divisors is an integer number (2441124864).

Almost surely, 255610501061 is an apocalyptic number.

It is an amenable number.

55610501061 is a deficient number, since it is larger than the sum of its proper divisors (22505494587).

55610501061 is a wasteful number, since it uses less digits than its factorization.

55610501061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19281.

The product of its (nonzero) digits is 4500, while the sum is 30.

The spelling of 55610501061 in words is "fifty-five billion, six hundred ten million, five hundred one thousand, sixty-one".

Divisors: 1 3 31 53 93 159 607 1643 1821 4929 18587 18817 32171 55761 56451 96513 576197 985111 997301 1728591 2955333 2991903 11282309 30538441 33846927 91615323 349751579 597962377 1049254737 1793887131 18536833687 55610501061