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55651348 = 2229479753
BaseRepresentation
bin1101010001001…
…0110000010100
310212201101022001
43110102300110
5103221320343
65304445044
71244012554
oct324226024
9125641261
1055651348
1129460755
1216779784
13b6b67bc
147569164
154d4444d
hex3512c14

55651348 has 12 divisors (see below), whose sum is σ = 100748340. Its totient is φ = 26866112.

The previous prime is 55651333. The next prime is 55651397. The reversal of 55651348 is 84315655.

It can be written as a sum of positive squares in 2 ways, for example, as 27899524 + 27751824 = 5282^2 + 5268^2 .

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, 239761 + ... + 239992.

It is an arithmetic number, because the mean of its divisors is an integer number (8395695).

Almost surely, 255651348 is an apocalyptic number.

55651348 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

It is an amenable number.

55651348 is a deficient number, since it is larger than the sum of its proper divisors (45096992).

55651348 is a wasteful number, since it uses less digits than its factorization.

55651348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 479786 (or 479784 counting only the distinct ones).

The product of its digits is 72000, while the sum is 37.

The square root of 55651348 is about 7459.9831099005. The cubic root of 55651348 is about 381.7905982066.

The spelling of 55651348 in words is "fifty-five million, six hundred fifty-one thousand, three hundred forty-eight".

Divisors: 1 2 4 29 58 116 479753 959506 1919012 13912837 27825674 55651348