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57742130883 = 3674336071093
BaseRepresentation
bin110101110001101100…
…101111111011000011
312112001011000011121010
4311301230233323003
51421223441142013
642305410132003
74112622004623
oct656154577303
9175034004533
1057742130883
1122540a22628
12b235881003
1355a2a46768
142b1aa70883
15177e4047c3
hexd71b2fec3

57742130883 has 32 divisors (see below), whose sum is σ = 78519863296. Its totient is φ = 37735746048.

The previous prime is 57742130839. The next prime is 57742130911. The reversal of 57742130883 is 38803124775.

It is not a de Polignac number, because 57742130883 - 26 = 57742130819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57742130813) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 52828485 + ... + 52829577.

It is an arithmetic number, because the mean of its divisors is an integer number (2453745728).

Almost surely, 257742130883 is an apocalyptic number.

57742130883 is a deficient number, since it is larger than the sum of its proper divisors (20777732413).

57742130883 is a wasteful number, since it uses less digits than its factorization.

57742130883 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2203.

The product of its (nonzero) digits is 1128960, while the sum is 48.

The spelling of 57742130883 in words is "fifty-seven billion, seven hundred forty-two million, one hundred thirty thousand, eight hundred eighty-three".

Divisors: 1 3 67 201 433 607 1093 1299 1821 3279 29011 40669 73231 87033 122007 219693 262831 473269 663451 788493 1419807 1990353 17609677 31709023 44451217 52829031 95127069 133353651 287274283 861822849 19247376961 57742130883