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55669092 = 22321292179
BaseRepresentation
bin1101010001011…
…1000101100100
310212202021122020
43110113011210
5103222402332
65305103140
71244115363
oct324270544
9125667566
1055669092
1129473016
1216787ab0
13b6c18bb
1475717da
154d4982c
hex3517164

55669092 has 24 divisors (see below), whose sum is σ = 130015200. Its totient is φ = 18539136.

The previous prime is 55669073. The next prime is 55669093. The reversal of 55669092 is 29096655.

It is not an unprimeable number, because it can be changed into a prime (55669093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24459 + ... + 26637.

It is an arithmetic number, because the mean of its divisors is an integer number (5417300).

Almost surely, 255669092 is an apocalyptic number.

It is an amenable number.

55669092 is an abundant number, since it is smaller than the sum of its proper divisors (74346108).

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

55669092 is a wasteful number, since it uses less digits than its factorization.

55669092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4315 (or 4313 counting only the distinct ones).

The product of its (nonzero) digits is 145800, while the sum is 42.

The square root of 55669092 is about 7461.1722939495. The cubic root of 55669092 is about 381.8311708836.

The spelling of 55669092 in words is "fifty-five million, six hundred sixty-nine thousand, ninety-two".

Divisors: 1 2 3 4 6 12 2129 2179 4258 4358 6387 6537 8516 8716 12774 13074 25548 26148 4639091 9278182 13917273 18556364 27834546 55669092