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313204407 = 3149700681
BaseRepresentation
bin10010101010110…
…001111010110111
3210211100102200020
4102222301322313
51120140020112
651025020223
710522123245
oct2252617267
9724312606
10313204407
1115088311a
1288a84673
134cb72069
142d84d795
151c76b48c
hex12ab1eb7

313204407 has 8 divisors (see below), whose sum is σ = 420409200. Its totient is φ = 207401280.

The previous prime is 313204393. The next prime is 313204421. The reversal of 313204407 is 704402313.

It is an interprime number because it is at equal distance from previous prime (313204393) and next prime (313204421).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 313204407 - 27 = 313204279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313204477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 349894 + ... + 350787.

It is an arithmetic number, because the mean of its divisors is an integer number (52551150).

Almost surely, 2313204407 is an apocalyptic number.

313204407 is a deficient number, since it is larger than the sum of its proper divisors (107204793).

313204407 is a wasteful number, since it uses less digits than its factorization.

313204407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 700833.

The product of its (nonzero) digits is 2016, while the sum is 24.

The square root of 313204407 is about 17697.5819534760. The cubic root of 313204407 is about 679.1139027916.

The spelling of 313204407 in words is "three hundred thirteen million, two hundred four thousand, four hundred seven".

Divisors: 1 3 149 447 700681 2102043 104401469 313204407