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201300425 = 528052017
BaseRepresentation
bin10111111111110…
…01100111001001
3112000210010021022
423333321213021
5403013103200
631550322225
74663011464
oct1377714711
9460703238
10201300425
11a36a0a97
12574b9375
13329211a1
141ca402db
1512a14885
hexbff99c9

201300425 has 6 divisors (see below), whose sum is σ = 249612558. Its totient is φ = 161040320.

The previous prime is 201300409. The next prime is 201300433. The reversal of 201300425 is 524003102.

It can be written as a sum of positive squares in 3 ways, for example, as 1247689 + 200052736 = 1117^2 + 14144^2 .

It is not a de Polignac number, because 201300425 - 24 = 201300409 is a prime.

It is a super-2 number, since 2×2013004252 = 81043722210361250, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 4025984 + ... + 4026033.

It is an arithmetic number, because the mean of its divisors is an integer number (41602093).

Almost surely, 2201300425 is an apocalyptic number.

201300425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

201300425 is a deficient number, since it is larger than the sum of its proper divisors (48312133).

201300425 is an equidigital number, since it uses as much as digits as its factorization.

201300425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8052027 (or 8052022 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 201300425 is about 14188.0380955226. The cubic root of 201300425 is about 586.0682989892.

Adding to 201300425 its reverse (524003102), we get a palindrome (725303527).

The spelling of 201300425 in words is "two hundred one million, three hundred thousand, four hundred twenty-five".

Divisors: 1 5 25 8052017 40260085 201300425