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55362356 = 2272282461
BaseRepresentation
bin1101001100110…
…0001100110100
310212011200212122
43103030030310
5103133043411
65254335112
71241400200
oct323141464
9125150778
1055362356
1129283615
121665a498
13b6150ba
1474d1b00
154cd89db
hex34cc334

55362356 has 18 divisors (see below), whose sum is σ = 112702338. Its totient is φ = 23726640.

The previous prime is 55362347. The next prime is 55362367. The reversal of 55362356 is 65326355.

It can be written as a sum of positive squares in only one way, i.e., 43112356 + 12250000 = 6566^2 + 3500^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 141035 + ... + 141426.

It is an arithmetic number, because the mean of its divisors is an integer number (6261241).

Almost surely, 255362356 is an apocalyptic number.

It is an amenable number.

55362356 is an abundant number, since it is smaller than the sum of its proper divisors (57339982).

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

55362356 is a wasteful number, since it uses less digits than its factorization.

55362356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282479 (or 282470 counting only the distinct ones).

The product of its digits is 81000, while the sum is 35.

The square root of 55362356 is about 7440.5884175917. The cubic root of 55362356 is about 381.1285838936.

The spelling of 55362356 in words is "fifty-five million, three hundred sixty-two thousand, three hundred fifty-six".

Divisors: 1 2 4 7 14 28 49 98 196 282461 564922 1129844 1977227 3954454 7908908 13840589 27681178 55362356