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325125760 = 275508009
BaseRepresentation
bin10011011000010…
…000011010000000
3211122210002200211
4103120100122000
51131213011020
652132323504
711025344341
oct2330203200
9748702624
10325125760
11157585883
1290a73594
135248730b
14312740c8
151d82385a
hex13610680

325125760 has 32 divisors (see below), whose sum is σ = 777255300. Its totient is φ = 130050048.

The previous prime is 325125751. The next prime is 325125763. The reversal of 325125760 is 67521523.

It can be written as a sum of positive squares in 2 ways, for example, as 306670144 + 18455616 = 17512^2 + 4296^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is not an unprimeable number, because it can be changed into a prime (325125763) 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, 253365 + ... + 254644.

Almost surely, 2325125760 is an apocalyptic number.

It is an amenable number.

325125760 is an abundant number, since it is smaller than the sum of its proper divisors (452129540).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

325125760 is an equidigital number, since it uses as much as digits as its factorization.

325125760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 508028 (or 508016 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 31.

The square root of 325125760 is about 18031.2439947997. The cubic root of 325125760 is about 687.6231034655.

The spelling of 325125760 in words is "three hundred twenty-five million, one hundred twenty-five thousand, seven hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 32 40 64 80 128 160 320 640 508009 1016018 2032036 2540045 4064072 5080090 8128144 10160180 16256288 20320360 32512576 40640720 65025152 81281440 162562880 325125760