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55068578 = 2234092927
BaseRepresentation
bin1101001000010…
…0011110100010
310211121202212222
43102010132202
5103044143303
65244151042
71236034535
oct322043642
9124552788
1055068578
11290a2924
1216538482
13b541476
147456a1c
154c7b938
hex34847a2

55068578 has 16 divisors (see below), whose sum is σ = 86434560. Its totient is φ = 26263776.

The previous prime is 55068511. The next prime is 55068581. The reversal of 55068578 is 87586055.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17351 + ... + 20277.

It is an arithmetic number, because the mean of its divisors is an integer number (5402160).

Almost surely, 255068578 is an apocalyptic number.

55068578 is a deficient number, since it is larger than the sum of its proper divisors (31365982).

55068578 is a wasteful number, since it uses less digits than its factorization.

55068578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3361.

The product of its (nonzero) digits is 336000, while the sum is 44.

The square root of 55068578 is about 7420.8205745726. The cubic root of 55068578 is about 380.4532403516.

The spelling of 55068578 in words is "fifty-five million, sixty-eight thousand, five hundred seventy-eight".

Divisors: 1 2 23 46 409 818 2927 5854 9407 18814 67321 134642 1197143 2394286 27534289 55068578