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57582001 = 139414259
BaseRepresentation
bin1101101110101…
…0000110110001
311000100110122201
43123222012301
5104220111001
65414103201
71266303361
oct333520661
9130313581
1057582001
112a55a234
121734ab01
13bc114b9
14790c9a1
1550c6501
hex36ea1b1

57582001 has 4 divisors (see below), whose sum is σ = 57996400. Its totient is φ = 57167604.

The previous prime is 57581983. The next prime is 57582061. The reversal of 57582001 is 10028575.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 57582001 - 25 = 57581969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57582061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 206991 + ... + 207268.

It is an arithmetic number, because the mean of its divisors is an integer number (14499100).

Almost surely, 257582001 is an apocalyptic number.

It is an amenable number.

57582001 is a deficient number, since it is larger than the sum of its proper divisors (414399).

57582001 is a wasteful number, since it uses less digits than its factorization.

57582001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414398.

The product of its (nonzero) digits is 2800, while the sum is 28.

The square root of 57582001 is about 7588.2805035133. The cubic root of 57582001 is about 386.1555231621.

The spelling of 57582001 in words is "fifty-seven million, five hundred eighty-two thousand, one".

Divisors: 1 139 414259 57582001