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57139893175 = 5243161932831
BaseRepresentation
bin110101001101110011…
…011001001110110111
312110111011210022202211
4311031303121032313
51414010303040200
642125534114251
74061660035561
oct651563311667
9173434708684
1057139893175
1122261a86512
12b0a804b987
1355080464a1
142aa0aa4331
1517465e3aba
hexd4dcd93b7

57139893175 has 24 divisors (see below), whose sum is σ = 72548213760. Its totient is φ = 44619909600.

The previous prime is 57139893149. The next prime is 57139893211.

57139893175 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 57139893175 - 213 = 57139884983 is a prime.

It is a super-4 number, since 4×571398931754 (a number of 44 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1724010 + ... + 1756840.

It is an arithmetic number, because the mean of its divisors is an integer number (3022842240).

Almost surely, 257139893175 is an apocalyptic number.

57139893175 is a deficient number, since it is larger than the sum of its proper divisors (15408320585).

57139893175 is a wasteful number, since it uses less digits than its factorization.

57139893175 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34503 (or 34498 counting only the distinct ones).

The product of its digits is 7144200, while the sum is 58.

The spelling of 57139893175 in words is "fifty-seven billion, one hundred thirty-nine million, eight hundred ninety-three thousand, one hundred seventy-five".

Divisors: 1 5 25 43 215 1075 1619 8095 32831 40475 69617 164155 348085 820775 1411733 1740425 7058665 35293325 53153389 265766945 1328834725 2285595727 11427978635 57139893175