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313088 = 281223
BaseRepresentation
bin1001100011100000000
3120220110212
41030130000
540004323
610413252
72442536
oct1143400
9526425
10313088
111a4256
12131228
13ac679
1482156
1562b78
hex4c700

313088 has 18 divisors (see below), whose sum is σ = 625464. Its totient is φ = 156416.

The previous prime is 313087. The next prime is 313109. The reversal of 313088 is 880313.

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 313088.

It is not an unprimeable number, because it can be changed into a prime (313081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 356 + ... + 867.

It is an arithmetic number, because the mean of its divisors is an integer number (34748).

2313088 is an apocalyptic number.

It is an amenable number.

313088 is a deficient number, since it is larger than the sum of its proper divisors (312376).

313088 is an equidigital number, since it uses as much as digits as its factorization.

313088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1239 (or 1225 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 313088 is about 559.5426704015. The cubic root of 313088 is about 67.9029758160.

The spelling of 313088 in words is "three hundred thirteen thousand, eighty-eight".

Divisors: 1 2 4 8 16 32 64 128 256 1223 2446 4892 9784 19568 39136 78272 156544 313088