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55453792 = 253155901
BaseRepresentation
bin1101001110001…
…0100001100000
310212100100022011
43103202201200
5103144010132
65300322304
71242230602
oct323424140
9125310264
1055453792
1129336289
12166a3394
13b6478c4
147517172
154d05b47
hex34e2860

55453792 has 24 divisors (see below), whose sum is σ = 112698432. Its totient is φ = 26832000.

The previous prime is 55453781. The next prime is 55453817. The reversal of 55453792 is 29735455.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26959 + ... + 28942.

It is an arithmetic number, because the mean of its divisors is an integer number (4695768).

Almost surely, 255453792 is an apocalyptic number.

It is an amenable number.

55453792 is an abundant number, since it is smaller than the sum of its proper divisors (57244640).

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

55453792 is a wasteful number, since it uses less digits than its factorization.

55453792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55942 (or 55934 counting only the distinct ones).

The product of its digits is 189000, while the sum is 40.

The square root of 55453792 is about 7446.7302891940. The cubic root of 55453792 is about 381.3382914032.

The spelling of 55453792 in words is "fifty-five million, four hundred fifty-three thousand, seven hundred ninety-two".

Divisors: 1 2 4 8 16 31 32 62 124 248 496 992 55901 111802 223604 447208 894416 1732931 1788832 3465862 6931724 13863448 27726896 55453792