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315052107 = 3247742397
BaseRepresentation
bin10010110001110…
…101000001001011
3210221211022020120
4102301311001023
51121123131412
651132354323
710543620156
oct2261650113
9727738216
10315052107
11151925347
12896159a3
135036b086
142dbb0c9d
151c9d3b8c
hex12c7504b

315052107 has 8 divisors (see below), whose sum is σ = 420248976. Its totient is φ = 209944992.

The previous prime is 315052097. The next prime is 315052189. The reversal of 315052107 is 701250513.

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

It is not a de Polignac number, because 315052107 - 26 = 315052043 is a prime.

It is not an unprimeable number, because it can be changed into a prime (315052807) 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 7 ways as a sum of consecutive naturals, for example, 13768 + ... + 28629.

It is an arithmetic number, because the mean of its divisors is an integer number (52531122).

Almost surely, 2315052107 is an apocalyptic number.

315052107 is a deficient number, since it is larger than the sum of its proper divisors (105196869).

315052107 is a wasteful number, since it uses less digits than its factorization.

315052107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44877.

The product of its (nonzero) digits is 1050, while the sum is 24.

The square root of 315052107 is about 17749.7072370222. The cubic root of 315052107 is about 680.4467270747.

The spelling of 315052107 in words is "three hundred fifteen million, fifty-two thousand, one hundred seven".

Divisors: 1 3 2477 7431 42397 127191 105017369 315052107