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313430 = 25132411
BaseRepresentation
bin1001100100001010110
3120220221112
41030201112
540012210
610415022
72443535
oct1144126
9526845
10313430
111a4537
12131472
13ac880
148231c
1562d05
hex4c856

313430 has 16 divisors (see below), whose sum is σ = 607824. Its totient is φ = 115680.

The previous prime is 313409. The next prime is 313471. The reversal of 313430 is 34313.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1076 + ... + 1335.

It is an arithmetic number, because the mean of its divisors is an integer number (37989).

2313430 is an apocalyptic number.

313430 is a deficient number, since it is larger than the sum of its proper divisors (294394).

313430 is a wasteful number, since it uses less digits than its factorization.

313430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2431.

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 313430 is about 559.8481937097. The cubic root of 313430 is about 67.9276913029.

Adding to 313430 its reverse (34313), we get a palindrome (347743).

The spelling of 313430 in words is "three hundred thirteen thousand, four hundred thirty".

Divisors: 1 2 5 10 13 26 65 130 2411 4822 12055 24110 31343 62686 156715 313430