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55828064 = 257323899
BaseRepresentation
bin1101010011110…
…1111001100000
310220001100201002
43110331321200
5103242444224
65312331132
71245350015
oct324757140
9126040632
1055828064
11295714a6
1216843aa8
13b749076
1475b370c
154d7b9ae
hex353de60

55828064 has 24 divisors (see below), whose sum is σ = 111421800. Its totient is φ = 27530496.

The previous prime is 55828063. The next prime is 55828067. The reversal of 55828064 is 46082855.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55828063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9614 + ... + 14285.

It is an arithmetic number, because the mean of its divisors is an integer number (4642575).

Almost surely, 255828064 is an apocalyptic number.

It is an amenable number.

55828064 is a deficient number, since it is larger than the sum of its proper divisors (55593736).

55828064 is a wasteful number, since it uses less digits than its factorization.

55828064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23982 (or 23974 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 38.

The square root of 55828064 is about 7471.8179849351. The cubic root of 55828064 is about 382.1942854609.

The spelling of 55828064 in words is "fifty-five million, eight hundred twenty-eight thousand, sixty-four".

Divisors: 1 2 4 8 16 32 73 146 292 584 1168 2336 23899 47798 95596 191192 382384 764768 1744627 3489254 6978508 13957016 27914032 55828064