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50089109 = 743166409
BaseRepresentation
bin1011111100010…
…0110010010101
310111020210100012
42333010302111
5100310322414
64545330005
71145515250
oct277046225
9114223305
1050089109
1126301764
1214936905
13a4b9b35
14691c097
1545e633e
hex2fc4c95

50089109 has 8 divisors (see below), whose sum is σ = 58576320. Its totient is φ = 41934816.

The previous prime is 50089069. The next prime is 50089129. The reversal of 50089109 is 90198005.

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-50089109 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50089129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82904 + ... + 83505.

It is an arithmetic number, because the mean of its divisors is an integer number (7322040).

Almost surely, 250089109 is an apocalyptic number.

It is an amenable number.

50089109 is a deficient number, since it is larger than the sum of its proper divisors (8487211).

50089109 is a wasteful number, since it uses less digits than its factorization.

50089109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166459.

The product of its (nonzero) digits is 3240, while the sum is 32.

The square root of 50089109 is about 7077.3659648205. The cubic root of 50089109 is about 368.6218735557.

The spelling of 50089109 in words is "fifty million, eighty-nine thousand, one hundred nine".

Divisors: 1 7 43 301 166409 1164863 7155587 50089109