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57024701 = 2910119469
BaseRepresentation
bin1101100110001…
…0000010111101
310222022011011222
43121202002331
5104044242301
65354123125
71261462526
oct331420275
9128264158
1057024701
112a209558
12171204a5
13ba77936
14780584d
15501631b
hex36620bd

57024701 has 8 divisors (see below), whose sum is σ = 59578200. Its totient is φ = 54510400.

The previous prime is 57024673. The next prime is 57024707. The reversal of 57024701 is 10742075.

57024701 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 19802500 + 37222201 = 4450^2 + 6101^2 .

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 57024701 - 214 = 57008317 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57024707) 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 7 ways as a sum of consecutive naturals, for example, 6806 + ... + 12663.

It is an arithmetic number, because the mean of its divisors is an integer number (7447275).

Almost surely, 257024701 is an apocalyptic number.

It is an amenable number.

57024701 is a deficient number, since it is larger than the sum of its proper divisors (2553499).

57024701 is a wasteful number, since it uses less digits than its factorization.

57024701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19599.

The product of its (nonzero) digits is 1960, while the sum is 26.

The square root of 57024701 is about 7551.4701217710. The cubic root of 57024701 is about 384.9056968107.

Adding to 57024701 its reverse (10742075), we get a palindrome (67766776).

The spelling of 57024701 in words is "fifty-seven million, twenty-four thousand, seven hundred one".

Divisors: 1 29 101 2929 19469 564601 1966369 57024701