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57112753 = 1932231327
BaseRepresentation
bin1101100111011…
…1100010110001
310222110121222011
43121313202301
5104110102003
65400042521
71262310325
oct331674261
9128417864
1057112753
112a269725
1217163441
13baa8a39
147829985
15503246d
hex36778b1

57112753 has 8 divisors (see below), whose sum is σ = 57709568. Its totient is φ = 56519424.

The previous prime is 57112751. The next prime is 57112763. The reversal of 57112753 is 35721175.

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 57112753 - 21 = 57112751 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57112751) 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, 42376 + ... + 43702.

It is an arithmetic number, because the mean of its divisors is an integer number (7213696).

Almost surely, 257112753 is an apocalyptic number.

It is an amenable number.

57112753 is a deficient number, since it is larger than the sum of its proper divisors (596815).

57112753 is a wasteful number, since it uses less digits than its factorization.

57112753 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1743.

The product of its digits is 7350, while the sum is 31.

The square root of 57112753 is about 7557.2979959771. The cubic root of 57112753 is about 385.1037062504.

It can be divided in two parts, 5711 and 2753, that added together give a square (8464 = 922).

The spelling of 57112753 in words is "fifty-seven million, one hundred twelve thousand, seven hundred fifty-three".

Divisors: 1 193 223 1327 43039 256111 295921 57112753