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313223302 = 271973372
BaseRepresentation
bin10010101010110…
…110100010000110
3210211101101121001
4102222312202012
51120141121202
651025243514
710522232320
oct2252664206
9724341531
10313223302
11150896337
1288a9359a
134cb7a842
142d856610
151c771d87
hex12ab6886

313223302 has 24 divisors (see below), whose sum is σ = 541286064. Its totient is φ = 133160832.

The previous prime is 313223299. The next prime is 313223327. The reversal of 313223302 is 203322313.

It is a happy number.

It is a super-3 number, since 3×3132233023 (a number of 26 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 313223302.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 929278 + ... + 929614.

It is an arithmetic number, because the mean of its divisors is an integer number (22553586).

Almost surely, 2313223302 is an apocalyptic number.

313223302 is a deficient number, since it is larger than the sum of its proper divisors (228062762).

313223302 is an equidigital number, since it uses as much as digits as its factorization.

313223302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 880 (or 543 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 313223302 is about 17698.1157754152. The cubic root of 313223302 is about 679.1275590481.

Adding to 313223302 its reverse (203322313), we get a palindrome (516545615).

The spelling of 313223302 in words is "three hundred thirteen million, two hundred twenty-three thousand, three hundred two".

Divisors: 1 2 7 14 197 337 394 674 1379 2359 2758 4718 66389 113569 132778 227138 464723 794983 929446 1589966 22373093 44746186 156611651 313223302