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55214852 = 22711179269
BaseRepresentation
bin1101001010100…
…0001100000100
310211220012112112
43102220030010
5103113333402
65251240152
71240214150
oct322501404
9124805475
1055214852
1129192810
12165a9058
13b592c14
147494060
154ca9e52
hex34a8304

55214852 has 24 divisors (see below), whose sum is σ = 120469440. Its totient is φ = 21512160.

The previous prime is 55214839. The next prime is 55214879. The reversal of 55214852 is 25841255.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89327 + ... + 89942.

It is an arithmetic number, because the mean of its divisors is an integer number (5019560).

Almost surely, 255214852 is an apocalyptic number.

It is an amenable number.

55214852 is an abundant number, since it is smaller than the sum of its proper divisors (65254588).

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

55214852 is a wasteful number, since it uses less digits than its factorization.

55214852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179291 (or 179289 counting only the distinct ones).

The product of its digits is 16000, while the sum is 32.

The square root of 55214852 is about 7430.6696871816. The cubic root of 55214852 is about 380.7897977782.

The spelling of 55214852 in words is "fifty-five million, two hundred fourteen thousand, eight hundred fifty-two".

Divisors: 1 2 4 7 11 14 22 28 44 77 154 308 179269 358538 717076 1254883 1971959 2509766 3943918 5019532 7887836 13803713 27607426 55214852