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315151325 = 5219963347
BaseRepresentation
bin10010110010001…
…101001111011101
3210222000100100022
4102302031033131
51121134320300
651134441525
710544512346
oct2262151735
9728010308
10315151325
11151992945
12896632a5
13503a4298
142dbd90cd
151ca03285
hex12c8d3dd

315151325 has 12 divisors (see below), whose sum is σ = 392757600. Its totient is φ = 250850160.

The previous prime is 315151283. The next prime is 315151339. The reversal of 315151325 is 523151513.

It is a happy number.

It is not a de Polignac number, because 315151325 - 26 = 315151261 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 315151294 and 315151303.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26699 + ... + 36648.

It is an arithmetic number, because the mean of its divisors is an integer number (32729800).

Almost surely, 2315151325 is an apocalyptic number.

It is an amenable number.

315151325 is a deficient number, since it is larger than the sum of its proper divisors (77606275).

315151325 is a wasteful number, since it uses less digits than its factorization.

315151325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63556 (or 63551 counting only the distinct ones).

The product of its digits is 2250, while the sum is 26.

The square root of 315151325 is about 17752.5019363469. The cubic root of 315151325 is about 680.5181496278.

The spelling of 315151325 in words is "three hundred fifteen million, one hundred fifty-one thousand, three hundred twenty-five".

Divisors: 1 5 25 199 995 4975 63347 316735 1583675 12606053 63030265 315151325