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61055055112 = 2329263168341
BaseRepresentation
bin111000110111001010…
…100011010100001000
312211121000212011021111
4320313022203110020
52000020043230422
644014233420104
74261000256062
oct706712432410
9184530764244
1061055055112
1123990a94637
12b9bb26a634
1359b020265c
142d52a52732
1518c51aba77
hexe372a3508

61055055112 has 16 divisors (see below), whose sum is σ = 118425753900. Its totient is φ = 29474854080.

The previous prime is 61055055097. The next prime is 61055055163. The reversal of 61055055112 is 21155055016.

It can be written as a sum of positive squares in 2 ways, for example, as 58454667076 + 2600388036 = 241774^2 + 50994^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131583939 + ... + 131584402.

Almost surely, 261055055112 is an apocalyptic number.

It is an amenable number.

61055055112 is a deficient number, since it is larger than the sum of its proper divisors (57370698788).

61055055112 is a wasteful number, since it uses less digits than its factorization.

61055055112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263168376 (or 263168372 counting only the distinct ones).

The product of its (nonzero) digits is 7500, while the sum is 31.

The spelling of 61055055112 in words is "sixty-one billion, fifty-five million, fifty-five thousand, one hundred twelve".

Divisors: 1 2 4 8 29 58 116 232 263168341 526336682 1052673364 2105346728 7631881889 15263763778 30527527556 61055055112