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50131141 = 52196221
BaseRepresentation
bin1011111100111…
…1000011000101
310111022220222221
42333033003011
5100313144031
64550252341
71146051634
oct277170305
9114286887
1050131141
11263302a5
12149570b1
13a502cc8
14692d51b
154603a11
hex2fcf0c5

50131141 has 4 divisors (see below), whose sum is σ = 50227884. Its totient is φ = 50034400.

The previous prime is 50131129. The next prime is 50131153. The reversal of 50131141 is 14113105.

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

It is an interprime number because it is at equal distance from previous prime (50131129) and next prime (50131153).

It can be written as a sum of positive squares in 2 ways, for example, as 36954241 + 13176900 = 6079^2 + 3630^2 .

It is a cyclic number.

It is not a de Polignac number, because 50131141 - 27 = 50131013 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 (50131121) 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, 47590 + ... + 48631.

It is an arithmetic number, because the mean of its divisors is an integer number (12556971).

Almost surely, 250131141 is an apocalyptic number.

It is an amenable number.

50131141 is a deficient number, since it is larger than the sum of its proper divisors (96743).

50131141 is an equidigital number, since it uses as much as digits as its factorization.

50131141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96742.

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 50131141 is about 7080.3348084677. The cubic root of 50131141 is about 368.7249537331.

Adding to 50131141 its reverse (14113105), we get a palindrome (64244246).

The spelling of 50131141 in words is "fifty million, one hundred thirty-one thousand, one hundred forty-one".

Divisors: 1 521 96221 50131141