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57418075 = 52111316061
BaseRepresentation
bin1101101100001…
…0000101011011
311000001010210101
43123002011123
5104144334300
65410400231
71265021431
oct333020533
9130033711
1057418075
112a458060
1217290077
13bb849c0
1478a8d51
155092b6a
hex36c215b

57418075 has 24 divisors (see below), whose sum is σ = 83650896. Its totient is φ = 38544000.

The previous prime is 57418073. The next prime is 57418091. The reversal of 57418075 is 57081475.

57418075 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 57418075 - 21 = 57418073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57418073) by changing a digit.

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, 4456 + ... + 11605.

It is an arithmetic number, because the mean of its divisors is an integer number (3485454).

Almost surely, 257418075 is an apocalyptic number.

57418075 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

57418075 is a deficient number, since it is larger than the sum of its proper divisors (26232821).

57418075 is a wasteful number, since it uses less digits than its factorization.

57418075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16095 (or 16090 counting only the distinct ones).

The product of its (nonzero) digits is 39200, while the sum is 37.

The square root of 57418075 is about 7577.4715439914. The cubic root of 57418075 is about 385.7887355473.

The spelling of 57418075 in words is "fifty-seven million, four hundred eighteen thousand, seventy-five".

Divisors: 1 5 11 13 25 55 65 143 275 325 715 3575 16061 80305 176671 208793 401525 883355 1043965 2296723 4416775 5219825 11483615 57418075