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315102 = 2352517
BaseRepresentation
bin1001100111011011110
3121000020110
41030323132
540040402
610430450
72451444
oct1147336
9530213
10315102
111a5817
12132426
13b0568
1482b94
156356c
hex4cede

315102 has 8 divisors (see below), whose sum is σ = 630216. Its totient is φ = 105032.

The previous prime is 315097. The next prime is 315103. The reversal of 315102 is 201513.

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

315102 is an admirable number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 315102.

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

315102 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26253 + ... + 26264.

It is an arithmetic number, because the mean of its divisors is an integer number (78777).

2315102 is an apocalyptic number.

315102 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

315102 is a wasteful number, since it uses less digits than its factorization.

315102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52522.

The product of its (nonzero) digits is 30, while the sum is 12.

The square root of 315102 is about 561.3394694835. The cubic root of 315102 is about 68.0482644664.

Adding to 315102 its reverse (201513), we get a palindrome (516615).

The spelling of 315102 in words is "three hundred fifteen thousand, one hundred two".

Divisors: 1 2 3 6 52517 105034 157551 315102