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55114555 = 523598123
BaseRepresentation
bin1101001000111…
…1101100111011
310211201002221211
43102033230323
5103102131210
65245143551
71236315556
oct322175473
9124632854
1055114555
1129124421
121655abb7
13b559382
14746969d
154c8a38a
hex348fb3b

55114555 has 16 divisors (see below), whose sum is σ = 70191360. Its totient is φ = 41454688.

The previous prime is 55114517. The next prime is 55114567. The reversal of 55114555 is 55541155.

It is a cyclic number.

It is not a de Polignac number, because 55114555 - 27 = 55114427 is a prime.

It is a super-2 number, since 2×551145552 = 6075228345696050, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2724 + ... + 10846.

It is an arithmetic number, because the mean of its divisors is an integer number (4386960).

Almost surely, 255114555 is an apocalyptic number.

55114555 is a deficient number, since it is larger than the sum of its proper divisors (15076805).

55114555 is a wasteful number, since it uses less digits than its factorization.

55114555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8210.

The product of its digits is 12500, while the sum is 31.

The square root of 55114555 is about 7423.9177662471. The cubic root of 55114555 is about 380.5590915977.

The spelling of 55114555 in words is "fifty-five million, one hundred fourteen thousand, five hundred fifty-five".

Divisors: 1 5 23 59 115 295 1357 6785 8123 40615 186829 479257 934145 2396285 11022911 55114555