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57713073 = 3111748881
BaseRepresentation
bin1101110000101…
…0000110110001
311000121010110020
43130022012301
5104233304243
65420554053
71300360455
oct334120661
9130533406
1057713073
112a639760
12173b2929
13bc59062
147944665
155100283
hex370a1b1

57713073 has 8 divisors (see below), whose sum is σ = 83946336. Its totient is φ = 34977600.

The previous prime is 57713057. The next prime is 57713077. The reversal of 57713073 is 37031775.

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

It is not a de Polignac number, because 57713073 - 24 = 57713057 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 1748881 = 57713073 / (5 + 7 + 7 + 1 + 3 + 0 + 7 + 3).

It is not an unprimeable number, because it can be changed into a prime (57713077) 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, 874408 + ... + 874473.

It is an arithmetic number, because the mean of its divisors is an integer number (10493292).

Almost surely, 257713073 is an apocalyptic number.

It is an amenable number.

57713073 is a deficient number, since it is larger than the sum of its proper divisors (26233263).

57713073 is a wasteful number, since it uses less digits than its factorization.

57713073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1748895.

The product of its (nonzero) digits is 15435, while the sum is 33.

The square root of 57713073 is about 7596.9120700453. The cubic root of 57713073 is about 386.4482988012.

It can be divided in two parts, 5771307 and 3, that multiplied together give a square (17313921 = 41612).

The spelling of 57713073 in words is "fifty-seven million, seven hundred thirteen thousand, seventy-three".

Divisors: 1 3 11 33 1748881 5246643 19237691 57713073