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50893129 = 77270447
BaseRepresentation
bin1100001000100…
…1000101001001
310112202122020201
43002021011021
5101012040004
65014452201
71155404320
oct302110511
9115678221
1050893129
1126800841
1215064061
13a70baa1
146a8b0b7
1547046a4
hex3089149

50893129 has 4 divisors (see below), whose sum is σ = 58163584. Its totient is φ = 43622676.

The previous prime is 50893127. The next prime is 50893163. The reversal of 50893129 is 92139805.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 50893129 - 21 = 50893127 is a prime.

It is a super-2 number, since 2×508931292 = 5180221158821282, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50893127) 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, 3635217 + ... + 3635230.

It is an arithmetic number, because the mean of its divisors is an integer number (14540896).

Almost surely, 250893129 is an apocalyptic number.

It is an amenable number.

50893129 is a deficient number, since it is larger than the sum of its proper divisors (7270455).

50893129 is an equidigital number, since it uses as much as digits as its factorization.

50893129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7270454.

The product of its (nonzero) digits is 19440, while the sum is 37.

The square root of 50893129 is about 7133.9420378918. The cubic root of 50893129 is about 370.5837607476.

The spelling of 50893129 in words is "fifty million, eight hundred ninety-three thousand, one hundred twenty-nine".

Divisors: 1 7 7270447 50893129