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313113002 = 2156556501
BaseRepresentation
bin10010101010011…
…011100110101010
3210211011210021212
4102222123212222
51120124104002
651023033122
710521262616
oct2252334652
9724153255
10313113002
11150820484
1288a3b7a2
134cb3c587
142d828346
151c74e352
hex12a9b9aa

313113002 has 4 divisors (see below), whose sum is σ = 469669506. Its totient is φ = 156556500.

The previous prime is 313112999. The next prime is 313113037. The reversal of 313113002 is 200311313.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 200311313 = 593395107.

It can be written as a sum of positive squares in only one way, i.e., 167210761 + 145902241 = 12931^2 + 12079^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78278249 + ... + 78278252.

Almost surely, 2313113002 is an apocalyptic number.

313113002 is a deficient number, since it is larger than the sum of its proper divisors (156556504).

313113002 is a wasteful number, since it uses less digits than its factorization.

313113002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156556503.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 313113002 is about 17694.9993500989. Note that the first 3 decimals coincide. The cubic root of 313113002 is about 679.0478325784.

Adding to 313113002 its reverse (200311313), we get a palindrome (513424315).

The spelling of 313113002 in words is "three hundred thirteen million, one hundred thirteen thousand, two".

Divisors: 1 2 156556501 313113002