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313318996 = 221033172399
BaseRepresentation
bin10010101011001…
…101111001010100
3210211120020212021
4102223031321110
51120202201441
651031302524
710523111314
oct2253157124
9724506767
10313318996
11150951221
1288b1aa44
134cbb2273
142d87d444
151c7903d1
hex12acde54

313318996 has 24 divisors (see below), whose sum is σ = 555609600. Its totient is φ = 154584672.

The previous prime is 313318991. The next prime is 313319011. The reversal of 313318996 is 699813313.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313318991) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129405 + ... + 131803.

It is an arithmetic number, because the mean of its divisors is an integer number (23150400).

Almost surely, 2313318996 is an apocalyptic number.

It is an amenable number.

313318996 is a deficient number, since it is larger than the sum of its proper divisors (242290604).

313318996 is a wasteful number, since it uses less digits than its factorization.

313318996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2823 (or 2821 counting only the distinct ones).

The product of its digits is 104976, while the sum is 43.

The square root of 313318996 is about 17700.8190770936. The cubic root of 313318996 is about 679.1967129234.

The spelling of 313318996 in words is "three hundred thirteen million, three hundred eighteen thousand, nine hundred ninety-six".

Divisors: 1 2 4 103 206 317 412 634 1268 2399 4798 9596 32651 65302 130604 247097 494194 760483 988388 1520966 3041932 78329749 156659498 313318996