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57140428801 = 61936728341
BaseRepresentation
bin110101001101110101…
…011100000000000001
312110111012210112111211
4311031311130000001
51414010422210201
642125553410121
74061664426301
oct651565340001
9173435715454
1057140428801
1122262311985
12b0a8269941
1355081a3221
142aa0ba3601
15174669c651
hexd4dd5c001

57140428801 has 4 divisors (see below), whose sum is σ = 58077157204. Its totient is φ = 56203700400.

The previous prime is 57140428729. The next prime is 57140428811. The reversal of 57140428801 is 10882404175.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 11097569025 + 46042859776 = 105345^2 + 214576^2 .

It is a cyclic number.

It is not a de Polignac number, because 57140428801 - 213 = 57140420609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57140428811) 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, 468364110 + ... + 468364231.

It is an arithmetic number, because the mean of its divisors is an integer number (14519289301).

Almost surely, 257140428801 is an apocalyptic number.

It is an amenable number.

57140428801 is a deficient number, since it is larger than the sum of its proper divisors (936728403).

57140428801 is an equidigital number, since it uses as much as digits as its factorization.

57140428801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 936728402.

The product of its (nonzero) digits is 71680, while the sum is 40.

The spelling of 57140428801 in words is "fifty-seven billion, one hundred forty million, four hundred twenty-eight thousand, eight hundred one".

Divisors: 1 61 936728341 57140428801