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55107160 = 2351377679
BaseRepresentation
bin1101001000110…
…1111001011000
310211200201210221
43102031321120
5103101412120
65245045424
71236255163
oct322157130
9124621727
1055107160
1129119909
1216556874
13b555bb4
147466ada
154c880aa
hex348de58

55107160 has 16 divisors (see below), whose sum is σ = 123991200. Its totient is φ = 22042848.

The previous prime is 55107139. The next prime is 55107167. The reversal of 55107160 is 6170155.

55107160 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55107167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 688800 + ... + 688879.

It is an arithmetic number, because the mean of its divisors is an integer number (7749450).

Almost surely, 255107160 is an apocalyptic number.

It is an amenable number.

55107160 is an abundant number, since it is smaller than the sum of its proper divisors (68884040).

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

55107160 is a wasteful number, since it uses less digits than its factorization.

55107160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1377690 (or 1377686 counting only the distinct ones).

The product of its (nonzero) digits is 1050, while the sum is 25.

The square root of 55107160 is about 7423.4196971477. The cubic root of 55107160 is about 380.5420703205.

The spelling of 55107160 in words is "fifty-five million, one hundred seven thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 20 40 1377679 2755358 5510716 6888395 11021432 13776790 27553580 55107160