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57850050 = 2352438969
BaseRepresentation
bin1101110010101…
…1100011000010
311000212002100110
43130223203002
5104302200200
65423532150
71301501016
oct334534302
9130762313
1057850050
112a722665
121745a056
13bca64cb
14797c546
15512ab50
hex372b8c2

57850050 has 48 divisors (see below), whose sum is σ = 146820960. Its totient is φ = 15066240.

The previous prime is 57850027. The next prime is 57850069. The reversal of 57850050 is 5005875.

It is a happy number.

57850050 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1966 + ... + 10934.

It is an arithmetic number, because the mean of its divisors is an integer number (3058770).

Almost surely, 257850050 is an apocalyptic number.

57850050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 57850050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73410480).

57850050 is an abundant number, since it is smaller than the sum of its proper divisors (88970910).

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

57850050 is a wasteful number, since it uses less digits than its factorization.

57850050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9027 (or 9022 counting only the distinct ones).

The product of its (nonzero) digits is 7000, while the sum is 30.

The square root of 57850050 is about 7605.9220348358. The cubic root of 57850050 is about 386.7537911417.

The spelling of 57850050 in words is "fifty-seven million, eight hundred fifty thousand, fifty".

Divisors: 1 2 3 5 6 10 15 25 30 43 50 75 86 129 150 215 258 430 645 1075 1290 2150 3225 6450 8969 17938 26907 44845 53814 89690 134535 224225 269070 385667 448450 672675 771334 1157001 1345350 1928335 2314002 3856670 5785005 9641675 11570010 19283350 28925025 57850050