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57133029311 = 295933391601
BaseRepresentation
bin110101001101011001…
…001101011110111111
312110110200212121022122
4311031121031132333
51414002023414221
642125131033155
74061544510401
oct651531153677
9173420777278
1057133029311
11222591185a6
12b0a589b7bb
1355067b2227
142a9dbd8b71
151745bd9eab
hexd4d64d7bf

57133029311 has 8 divisors (see below), whose sum is σ = 60104883600. Its totient is φ = 54227958400.

The previous prime is 57133029287. The next prime is 57133029313. The reversal of 57133029311 is 11392033175.

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

It is a de Polignac number, because none of the positive numbers 2k-57133029311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57133029313) 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, 16694090 + ... + 16697511.

It is an arithmetic number, because the mean of its divisors is an integer number (7513110450).

Almost surely, 257133029311 is an apocalyptic number.

57133029311 is a deficient number, since it is larger than the sum of its proper divisors (2971854289).

57133029311 is a wasteful number, since it uses less digits than its factorization.

57133029311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33391689.

The product of its (nonzero) digits is 17010, while the sum is 35.

The spelling of 57133029311 in words is "fifty-seven billion, one hundred thirty-three million, twenty-nine thousand, three hundred eleven".

Divisors: 1 29 59 1711 33391601 968356429 1970104459 57133029311