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315301412 = 22712911057
BaseRepresentation
bin10010110010110…
…001111000100100
3210222021222020002
4102302301320210
51121204121122
651142000432
710546006046
oct2262617044
9728258202
10315301412
11151a85688
1289716118
13504276aa
142dc37a96
151ca32992
hex12cb1e24

315301412 has 12 divisors (see below), whose sum is σ = 551904780. Its totient is φ = 157614336.

The previous prime is 315301379. The next prime is 315301417. The reversal of 315301412 is 214103513.

It can be written as a sum of positive squares in 2 ways, for example, as 125798656 + 189502756 = 11216^2 + 13766^2 .

It is not an unprimeable number, because it can be changed into a prime (315301417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22988 + ... + 34044.

It is an arithmetic number, because the mean of its divisors is an integer number (45992065).

Almost surely, 2315301412 is an apocalyptic number.

It is an amenable number.

315301412 is a deficient number, since it is larger than the sum of its proper divisors (236603368).

315301412 is a wasteful number, since it uses less digits than its factorization.

315301412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18190 (or 18188 counting only the distinct ones).

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

The square root of 315301412 is about 17756.7286401522. The cubic root of 315301412 is about 680.6261619908.

Adding to 315301412 its reverse (214103513), we get a palindrome (529404925).

The spelling of 315301412 in words is "three hundred fifteen million, three hundred one thousand, four hundred twelve".

Divisors: 1 2 4 7129 11057 14258 22114 28516 44228 78825353 157650706 315301412