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57636682197 = 3128891490591
BaseRepresentation
bin110101101011011010…
…011111100111010101
312111202210120211012020
4311223122133213111
51421014442312242
642251122043353
74110201500223
oct655332374725
9174683524166
1057636682197
112249744a456
12b2064a9559
135586c45ba3
142b0aa61b13
1517750256ec
hexd6b69f9d5

57636682197 has 8 divisors (see below), whose sum is σ = 76854923520. Its totient is φ = 38421447840.

The previous prime is 57636682183. The next prime is 57636682277. The reversal of 57636682197 is 79128663675.

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

It is not a de Polignac number, because 57636682197 - 223 = 57628293589 is a prime.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 57636682197.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57636686197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 706629 + ... + 783962.

It is an arithmetic number, because the mean of its divisors is an integer number (9606865440).

Almost surely, 257636682197 is an apocalyptic number.

It is an amenable number.

57636682197 is a deficient number, since it is larger than the sum of its proper divisors (19218241323).

57636682197 is a wasteful number, since it uses less digits than its factorization.

57636682197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1503483.

The product of its digits is 22861440, while the sum is 60.

The spelling of 57636682197 in words is "fifty-seven billion, six hundred thirty-six million, six hundred eighty-two thousand, one hundred ninety-seven".

Divisors: 1 3 12889 38667 1490591 4471773 19212227399 57636682197