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134131325 = 525365253
BaseRepresentation
bin1111111111010…
…10111001111101
3100100101120120212
413333222321331
5233314200300
621150522205
73216045266
oct777527175
9310346525
10134131325
1169793939
1238b06365
1321a34063
1413b5796d
15bb97935
hex7feae7d

134131325 has 6 divisors (see below), whose sum is σ = 166322874. Its totient is φ = 107305040.

The previous prime is 134131321. The next prime is 134131363. The reversal of 134131325 is 523131431.

It can be written as a sum of positive squares in 3 ways, for example, as 34550884 + 99580441 = 5878^2 + 9979^2 .

It is not a de Polignac number, because 134131325 - 22 = 134131321 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 134131325.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134131321) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2682602 + ... + 2682651.

It is an arithmetic number, because the mean of its divisors is an integer number (27720479).

Almost surely, 2134131325 is an apocalyptic number.

It is an amenable number.

134131325 is a deficient number, since it is larger than the sum of its proper divisors (32191549).

134131325 is an equidigital number, since it uses as much as digits as its factorization.

134131325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5365263 (or 5365258 counting only the distinct ones).

The product of its digits is 1080, while the sum is 23.

The square root of 134131325 is about 11581.5078897353. The cubic root of 134131325 is about 511.8901093199.

Adding to 134131325 its reverse (523131431), we get a palindrome (657262756).

The spelling of 134131325 in words is "one hundred thirty-four million, one hundred thirty-one thousand, three hundred twenty-five".

Divisors: 1 5 25 5365253 26826265 134131325