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313315214 = 2156657607
BaseRepresentation
bin10010101011001…
…100111110001110
3210211120001200012
4102223030332032
51120202041324
651031233222
710523064302
oct2253147616
9724501605
10313315214
111509493a3
1288b18812
134cbb0624
142d87bd02
151c78e20e
hex12accf8e

313315214 has 4 divisors (see below), whose sum is σ = 469972824. Its totient is φ = 156657606.

The previous prime is 313315201. The next prime is 313315229. The reversal of 313315214 is 412513313.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 313315214.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78328802 + ... + 78328805.

It is an arithmetic number, because the mean of its divisors is an integer number (117493206).

Almost surely, 2313315214 is an apocalyptic number.

313315214 is a deficient number, since it is larger than the sum of its proper divisors (156657610).

313315214 is a wasteful number, since it uses less digits than its factorization.

313315214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156657609.

The product of its digits is 1080, while the sum is 23.

The square root of 313315214 is about 17700.7122455567. The cubic root of 313315214 is about 679.1939801044.

Adding to 313315214 its reverse (412513313), we get a palindrome (725828527).

The spelling of 313315214 in words is "three hundred thirteen million, three hundred fifteen thousand, two hundred fourteen".

Divisors: 1 2 156657607 313315214