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50102225 = 525337813
BaseRepresentation
bin1011111100011…
…1111111010001
310111021110022222
42333013333101
5100311232400
64545510425
71145601425
oct277077721
9114243288
1050102225
11263105a8
1214942415
13a4c2ab4
146922b85
1545ea185
hex2fc7fd1

50102225 has 12 divisors (see below), whose sum is σ = 63300636. Its totient is φ = 39324480.

The previous prime is 50102219. The next prime is 50102237. The reversal of 50102225 is 52220105.

It can be written as a sum of positive squares in 6 ways, for example, as 8202496 + 41899729 = 2864^2 + 6473^2 .

It is not a de Polignac number, because 50102225 - 28 = 50101969 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17582 + ... + 20231.

It is an arithmetic number, because the mean of its divisors is an integer number (5275053).

Almost surely, 250102225 is an apocalyptic number.

It is an amenable number.

50102225 is a deficient number, since it is larger than the sum of its proper divisors (13198411).

50102225 is a wasteful number, since it uses less digits than its factorization.

50102225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37876 (or 37871 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 17.

The square root of 50102225 is about 7078.2925200927. The cubic root of 50102225 is about 368.6540457028.

The spelling of 50102225 in words is "fifty million, one hundred two thousand, two hundred twenty-five".

Divisors: 1 5 25 53 265 1325 37813 189065 945325 2004089 10020445 50102225