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50130271 = 236732531
BaseRepresentation
bin1011111100111…
…0110101011111
310111022212210201
42333032311133
5100313132041
64550244331
71146046252
oct277166537
9114285721
1050130271
112632a684
12149566a7
13a5027a9
14692d099
154603631
hex2fced5f

50130271 has 8 divisors (see below), whose sum is σ = 53092224. Its totient is φ = 47233560.

The previous prime is 50130253. The next prime is 50130293. The reversal of 50130271 is 17203105.

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

It is a cyclic number.

It is not a de Polignac number, because 50130271 - 221 = 48033119 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 (50130251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14725 + ... + 17806.

It is an arithmetic number, because the mean of its divisors is an integer number (6636528).

Almost surely, 250130271 is an apocalyptic number.

50130271 is a deficient number, since it is larger than the sum of its proper divisors (2961953).

50130271 is a wasteful number, since it uses less digits than its factorization.

50130271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32621.

The product of its (nonzero) digits is 210, while the sum is 19.

The square root of 50130271 is about 7080.2733704286. The cubic root of 50130271 is about 368.7228207105.

Adding to 50130271 its reverse (17203105), we get a palindrome (67333376).

It can be divided in two parts, 50 and 130271, that added together give a 4-th power (130321 = 194).

The spelling of 50130271 in words is "fifty million, one hundred thirty thousand, two hundred seventy-one".

Divisors: 1 23 67 1541 32531 748213 2179577 50130271