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57853051 = 531397853
BaseRepresentation
bin1101110010110…
…0010001111011
311000212020110121
43130230101323
5104302244201
65423554111
71301512534
oct334542173
9130766417
1057853051
112a724943
121745b937
13bca7999
14797d68b
15512b9a1
hex372c47b

57853051 has 8 divisors (see below), whose sum is σ = 59376240. Its totient is φ = 56345952.

The previous prime is 57853049. The next prime is 57853063. The reversal of 57853051 is 15035875.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 57853051 - 21 = 57853049 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 57852998 and 57853016.

It is not an unprimeable number, because it can be changed into a prime (57853021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3441 + ... + 11293.

It is an arithmetic number, because the mean of its divisors is an integer number (7422030).

Almost surely, 257853051 is an apocalyptic number.

57853051 is a deficient number, since it is larger than the sum of its proper divisors (1523189).

57853051 is a wasteful number, since it uses less digits than its factorization.

57853051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8045.

The product of its (nonzero) digits is 21000, while the sum is 34.

The square root of 57853051 is about 7606.1193127639. The cubic root of 57853051 is about 386.7604787075.

It can be divided in two parts, 5785 and 3051, that added together give a square (8836 = 942).

The spelling of 57853051 in words is "fifty-seven million, eight hundred fifty-three thousand, fifty-one".

Divisors: 1 53 139 7367 7853 416209 1091567 57853051