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57352841 = 7134314657
BaseRepresentation
bin1101101011001…
…0001010001001
310222220211022022
43122302022021
5104140242331
65405134225
71264330310
oct332621211
9128824268
1057352841
112a413047
121725a375
13bb610c0
14788d277
15507d67b
hex36b2289

57352841 has 16 divisors (see below), whose sum is σ = 72234624. Its totient is φ = 44319744.

The previous prime is 57352817. The next prime is 57352861. The reversal of 57352841 is 14825375.

It is a happy number.

It is not a de Polignac number, because 57352841 - 214 = 57336457 is a prime.

It is not an unprimeable number, because it can be changed into a prime (57352861) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3416 + ... + 11241.

It is an arithmetic number, because the mean of its divisors is an integer number (4514664).

Almost surely, 257352841 is an apocalyptic number.

It is an amenable number.

57352841 is a deficient number, since it is larger than the sum of its proper divisors (14881783).

57352841 is a wasteful number, since it uses less digits than its factorization.

57352841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14720.

The product of its digits is 33600, while the sum is 35.

The square root of 57352841 is about 7573.1658505542. The cubic root of 57352841 is about 385.6425790210.

The spelling of 57352841 in words is "fifty-seven million, three hundred fifty-two thousand, eight hundred forty-one".

Divisors: 1 7 13 43 91 301 559 3913 14657 102599 190541 630251 1333787 4411757 8193263 57352841