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55265252 = 22713714407
BaseRepresentation
bin1101001011010…
…0011111100100
310211222202200012
43102310133210
5103121442002
65252305352
71240514120
oct322643744
9124882605
1055265252
1129217669
1216612258
13b5acb43
1474a8580
154cb9d52
hex34b47e4

55265252 has 24 divisors (see below), whose sum is σ = 111345024. Its totient is φ = 23510592.

The previous prime is 55265227. The next prime is 55265261. The reversal of 55265252 is 25256255.

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, 3368 + ... + 11039.

It is an arithmetic number, because the mean of its divisors is an integer number (4639376).

Almost surely, 255265252 is an apocalyptic number.

It is an amenable number.

55265252 is an abundant number, since it is smaller than the sum of its proper divisors (56079772).

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

55265252 is a wasteful number, since it uses less digits than its factorization.

55265252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14555 (or 14553 counting only the distinct ones).

The product of its digits is 30000, while the sum is 32.

The square root of 55265252 is about 7434.0602634092. The cubic root of 55265252 is about 380.9056239172.

The spelling of 55265252 in words is "fifty-five million, two hundred sixty-five thousand, two hundred fifty-two".

Divisors: 1 2 4 7 14 28 137 274 548 959 1918 3836 14407 28814 57628 100849 201698 403396 1973759 3947518 7895036 13816313 27632626 55265252