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325052143 = 1331806581
BaseRepresentation
bin10011010111111…
…110011011101111
3211122122100201021
4103113332123233
51131203132033
652130555011
711024616613
oct2327763357
9748570637
10325052143
11157535539
1290a38a67
135245c960
1431255343
151d80bb2d
hex135fe6ef

325052143 has 8 divisors (see below), whose sum is σ = 361348736. Its totient is φ = 290368800.

The previous prime is 325052111. The next prime is 325052173. The reversal of 325052143 is 341250523.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 325052143 - 25 = 325052111 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325052173) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 402888 + ... + 403693.

It is an arithmetic number, because the mean of its divisors is an integer number (45168592).

Almost surely, 2325052143 is an apocalyptic number.

325052143 is a deficient number, since it is larger than the sum of its proper divisors (36296593).

325052143 is a wasteful number, since it uses less digits than its factorization.

325052143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 806625.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 325052143 is about 18029.2025059346. The cubic root of 325052143 is about 687.5712009123.

The spelling of 325052143 in words is "three hundred twenty-five million, fifty-two thousand, one hundred forty-three".

Divisors: 1 13 31 403 806581 10485553 25004011 325052143