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55061056101 = 3175936435023
BaseRepresentation
bin110011010001111001…
…010000101001100101
312021010022002110102010
4303101321100221211
51400231112243401
641143353304433
73656315153232
oct632171205145
9167108073363
1055061056101
1121395592447
12a807a05119
13526645818c
142944966789
151673d5bed6
hexcd1e50a65

55061056101 has 32 divisors (see below), whose sum is σ = 79088209920. Its totient is φ = 33946470144.

The previous prime is 55061056093. The next prime is 55061056117. The reversal of 55061056101 is 10165016055.

It is not a de Polignac number, because 55061056101 - 23 = 55061056093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55061056181) 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 31 ways as a sum of consecutive naturals, for example, 10959276 + ... + 10964298.

It is an arithmetic number, because the mean of its divisors is an integer number (2471506560).

Almost surely, 255061056101 is an apocalyptic number.

55061056101 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

It is an amenable number.

55061056101 is a deficient number, since it is larger than the sum of its proper divisors (24027153819).

55061056101 is a wasteful number, since it uses less digits than its factorization.

55061056101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8745.

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

The spelling of 55061056101 in words is "fifty-five billion, sixty-one million, fifty-six thousand, one hundred one".

Divisors: 1 3 17 51 59 177 1003 3009 3643 5023 10929 15069 61931 85391 185793 214937 256173 296357 644811 889071 3653929 5038069 10961787 15114207 18298789 54896367 311079413 933238239 1079628551 3238885653 18353685367 55061056101