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315076808 = 23311270471
BaseRepresentation
bin10010110001111…
…011000011001000
3210221212120010102
4102301323003020
51121124424213
651133104532
710544052164
oct2261730310
9727776112
10315076808
11151941962
1289628148
13503793a7
142dbb9ca4
151c9db158
hex12c7b0c8

315076808 has 16 divisors (see below), whose sum is σ = 609826560. Its totient is φ = 152456400.

The previous prime is 315076799. The next prime is 315076823. The reversal of 315076808 is 808670513.

It is an unprimeable number.

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, 634988 + ... + 635483.

It is an arithmetic number, because the mean of its divisors is an integer number (38114160).

Almost surely, 2315076808 is an apocalyptic number.

It is an amenable number.

315076808 is a deficient number, since it is larger than the sum of its proper divisors (294749752).

315076808 is a wasteful number, since it uses less digits than its factorization.

315076808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1270508 (or 1270504 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 38.

The square root of 315076808 is about 17750.4030376778. The cubic root of 315076808 is about 680.4645096098.

The spelling of 315076808 in words is "three hundred fifteen million, seventy-six thousand, eight hundred eight".

Divisors: 1 2 4 8 31 62 124 248 1270471 2540942 5081884 10163768 39384601 78769202 157538404 315076808