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55266225 = 3527105269
BaseRepresentation
bin1101001011010…
…0101110110001
310211222211000020
43102310232301
5103122004400
65252314053
71240520010
oct322645661
9124884006
1055266225
1129218373
1216612929
13b5b0411
1474a8a77
154cba2a0
hex34b4bb1

55266225 has 24 divisors (see below), whose sum is σ = 104427840. Its totient is φ = 25264320.

The previous prime is 55266203. The next prime is 55266247. The reversal of 55266225 is 52266255.

It is an interprime number because it is at equal distance from previous prime (55266203) and next prime (55266247).

It is not a de Polignac number, because 55266225 - 210 = 55265201 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 52110 + ... + 53159.

It is an arithmetic number, because the mean of its divisors is an integer number (4351160).

Almost surely, 255266225 is an apocalyptic number.

It is an amenable number.

55266225 is a deficient number, since it is larger than the sum of its proper divisors (49161615).

55266225 is a wasteful number, since it uses less digits than its factorization.

55266225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105289 (or 105284 counting only the distinct ones).

The product of its digits is 36000, while the sum is 33.

The square root of 55266225 is about 7434.1257051519. The cubic root of 55266225 is about 380.9078593121.

The spelling of 55266225 in words is "fifty-five million, two hundred sixty-six thousand, two hundred twenty-five".

Divisors: 1 3 5 7 15 21 25 35 75 105 175 525 105269 315807 526345 736883 1579035 2210649 2631725 3684415 7895175 11053245 18422075 55266225