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315120314 = 21307120551
BaseRepresentation
bin10010110010000…
…101101010111010
3210221221202210202
4102302011222322
51121132322224
651134042202
710544323055
oct2262055272
9727852722
10315120314
11151971613
1289649362
1350393132
142dbcba9c
151c9e8eae
hex12c85aba

315120314 has 8 divisors (see below), whose sum is σ = 473046048. Its totient is φ = 157438300.

The previous prime is 315120307. The next prime is 315120329. The reversal of 315120314 is 413021513.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57662 + ... + 62889.

It is an arithmetic number, because the mean of its divisors is an integer number (59130756).

Almost surely, 2315120314 is an apocalyptic number.

315120314 is a deficient number, since it is larger than the sum of its proper divisors (157925734).

315120314 is a wasteful number, since it uses less digits than its factorization.

315120314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121860.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 315120314 is about 17751.6284886768. The cubic root of 315120314 is about 680.4958278214.

Adding to 315120314 its reverse (413021513), we get a palindrome (728141827).

The spelling of 315120314 in words is "three hundred fifteen million, one hundred twenty thousand, three hundred fourteen".

Divisors: 1 2 1307 2614 120551 241102 157560157 315120314