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325056407 = 1325004339
BaseRepresentation
bin10011010111111…
…111011110010111
3211122122120120012
4103113333132113
51131203301112
652131030435
711024635214
oct2327773627
9748576505
10325056407
11157538765
1290a3b41b
1352461890
1431256b0b
151d80d022
hex135ff797

325056407 has 4 divisors (see below), whose sum is σ = 350060760. Its totient is φ = 300052056.

The previous prime is 325056397. The next prime is 325056419. The reversal of 325056407 is 704650523.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 704650523 = 1433491731.

It is a cyclic number.

It is not a de Polignac number, because 325056407 - 26 = 325056343 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 (325056437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12502157 + ... + 12502182.

It is an arithmetic number, because the mean of its divisors is an integer number (87515190).

Almost surely, 2325056407 is an apocalyptic number.

325056407 is a deficient number, since it is larger than the sum of its proper divisors (25004353).

325056407 is a wasteful number, since it uses less digits than its factorization.

325056407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25004352.

The product of its (nonzero) digits is 25200, while the sum is 32.

The square root of 325056407 is about 18029.3207581428. The cubic root of 325056407 is about 687.5742073949.

The spelling of 325056407 in words is "three hundred twenty-five million, fifty-six thousand, four hundred seven".

Divisors: 1 13 25004339 325056407