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315107 = 1324239
BaseRepresentation
bin1001100111011100011
3121000020122
41030323203
540040412
610430455
72451452
oct1147343
9530218
10315107
111a5821
1213242b
13b0570
1482b99
1563572
hex4cee3

315107 has 4 divisors (see below), whose sum is σ = 339360. Its totient is φ = 290856.

The previous prime is 315103. The next prime is 315109. The reversal of 315107 is 701513.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 701513 = 6431091.

It is a cyclic number.

It is not a de Polignac number, because 315107 - 22 = 315103 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 315107.

It is not an unprimeable number, because it can be changed into a prime (315103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12107 + ... + 12132.

It is an arithmetic number, because the mean of its divisors is an integer number (84840).

2315107 is an apocalyptic number.

315107 is a deficient number, since it is larger than the sum of its proper divisors (24253).

315107 is a wasteful number, since it uses less digits than its factorization.

315107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24252.

The product of its (nonzero) digits is 105, while the sum is 17.

The square root of 315107 is about 561.3439230988. The cubic root of 315107 is about 68.0486243917.

The spelling of 315107 in words is "three hundred fifteen thousand, one hundred seven".

Divisors: 1 13 24239 315107