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57008050 = 25211103651
BaseRepresentation
bin1101100101110…
…1111110110010
310222021022100021
43121131332302
5104043224200
65353514054
71261363141
oct331357662
9128238307
1057008050
112a1a7aa0
121711292a
13ba70198
1477dd758
15501141a
hex365dfb2

57008050 has 24 divisors (see below), whose sum is σ = 115675632. Its totient is φ = 20730000.

The previous prime is 57008027. The next prime is 57008071. The reversal of 57008050 is 5080075.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51276 + ... + 52375.

It is an arithmetic number, because the mean of its divisors is an integer number (4819818).

Almost surely, 257008050 is an apocalyptic number.

57008050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

57008050 is an abundant number, since it is smaller than the sum of its proper divisors (58667582).

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

57008050 is a wasteful number, since it uses less digits than its factorization.

57008050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103674 (or 103669 counting only the distinct ones).

The product of its (nonzero) digits is 1400, while the sum is 25.

The square root of 57008050 is about 7550.3675407228. The cubic root of 57008050 is about 384.8682294878.

The spelling of 57008050 in words is "fifty-seven million, eight thousand, fifty".

Divisors: 1 2 5 10 11 22 25 50 55 110 275 550 103651 207302 518255 1036510 1140161 2280322 2591275 5182550 5700805 11401610 28504025 57008050