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50331085 = 572205433
BaseRepresentation
bin1011111111111…
…1110111001101
310111201002021021
42333333313031
5100341043320
64554434141
71150543600
oct277776715
9114632237
1050331085
1126457542
1214a32951
13a57300c
146982337
154642daa
hex2fffdcd

50331085 has 12 divisors (see below), whose sum is σ = 70258428. Its totient is φ = 34512576.

The previous prime is 50331059. The next prime is 50331089. The reversal of 50331085 is 58013305.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 24147396 + 26183689 = 4914^2 + 5117^2 .

It is not a de Polignac number, because 50331085 - 27 = 50330957 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 (50331089) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 102472 + ... + 102961.

It is an arithmetic number, because the mean of its divisors is an integer number (5854869).

Almost surely, 250331085 is an apocalyptic number.

It is an amenable number.

50331085 is a deficient number, since it is larger than the sum of its proper divisors (19927343).

50331085 is a wasteful number, since it uses less digits than its factorization.

50331085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205452 (or 205445 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 50331085 is about 7094.4404289556. The cubic root of 50331085 is about 369.2145133346.

The spelling of 50331085 in words is "fifty million, three hundred thirty-one thousand, eighty-five".

Divisors: 1 5 7 35 49 245 205433 1027165 1438031 7190155 10066217 50331085