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313120413 = 322367107211
BaseRepresentation
bin10010101010011…
…101011010011101
3210211012011110100
4102222131122131
51120124323123
651023131313
710521323334
oct2252353235
9724164410
10313120413
11150826001
1288a43b39
134cb42a68
142d82ad1b
151c751643
hex12a9d69d

313120413 has 48 divisors (see below), whose sum is σ = 485761536. Its totient is φ = 193929120.

The previous prime is 313120397. The next prime is 313120417. The reversal of 313120413 is 314021313.

It is not a de Polignac number, because 313120413 - 24 = 313120397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313120417) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1483878 + ... + 1484088.

It is an arithmetic number, because the mean of its divisors is an integer number (10120032).

Almost surely, 2313120413 is an apocalyptic number.

It is an amenable number.

313120413 is a deficient number, since it is larger than the sum of its proper divisors (172641123).

313120413 is a wasteful number, since it uses less digits than its factorization.

313120413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414 (or 411 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 313120413 is about 17695.2087583052. The cubic root of 313120413 is about 679.0531899454.

Adding to 313120413 its reverse (314021313), we get a palindrome (627141726).

The spelling of 313120413 in words is "three hundred thirteen million, one hundred twenty thousand, four hundred thirteen".

Divisors: 1 3 9 23 67 69 107 201 207 211 321 603 633 963 1541 1899 2461 4623 4853 7169 7383 13869 14137 14559 21507 22149 22577 42411 43677 64521 67731 127233 164887 203193 325151 494661 519271 975453 1483983 1512659 1557813 2926359 4537977 4673439 13613931 34791157 104373471 313120413