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200560131 = 346140591
BaseRepresentation
bin10111111010001…
…00111000000011
3111222101111210000
423331010320003
5402320411011
631522411043
74653506262
oct1375047003
9458344700
10200560131
11a3235882
1257200a83
1332722245
141c8ca5d9
151291a356
hexbf44e03

200560131 has 20 divisors (see below), whose sum is σ = 304521184. Its totient is φ = 131511600.

The previous prime is 200560117. The next prime is 200560133. The reversal of 200560131 is 131065002.

200560131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 200560131 - 217 = 200429059 is a prime.

It is a super-2 number, since 2×2005601312 = 80448732293474322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200560133) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 15355 + ... + 25236.

Almost surely, 2200560131 is an apocalyptic number.

200560131 is a deficient number, since it is larger than the sum of its proper divisors (103961053).

200560131 is an equidigital number, since it uses as much as digits as its factorization.

200560131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40664 (or 40655 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 200560131 is about 14161.9253987585. The cubic root of 200560131 is about 585.3489830934.

The spelling of 200560131 in words is "two hundred million, five hundred sixty thousand, one hundred thirty-one".

Divisors: 1 3 9 27 61 81 183 549 1647 4941 40591 121773 365319 1095957 2476051 3287871 7428153 22284459 66853377 200560131