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313520201 = 12719312791
BaseRepresentation
bin10010101011111…
…111000001001001
3210211221110212022
4102223333001021
51120230121301
651035454225
710524610031
oct2253770111
9724843768
10313520201
11150a79405
1288bb7375
134cc52a17
142d8d28c1
151c7ced1b
hex12aff049

313520201 has 8 divisors (see below), whose sum is σ = 317650944. Its totient is φ = 309415680.

The previous prime is 313520173. The next prime is 313520209. The reversal of 313520201 is 102025313.

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

It is a cyclic number.

It is not a de Polignac number, because 313520201 - 210 = 313519177 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 313520201.

It is not an unprimeable number, because it can be changed into a prime (313520209) 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, 18116 + ... + 30906.

It is an arithmetic number, because the mean of its divisors is an integer number (39706368).

Almost surely, 2313520201 is an apocalyptic number.

It is an amenable number.

313520201 is a deficient number, since it is larger than the sum of its proper divisors (4130743).

313520201 is a wasteful number, since it uses less digits than its factorization.

313520201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13111.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 313520201 is about 17706.5016589952. The cubic root of 313520201 is about 679.3420690770.

Adding to 313520201 its reverse (102025313), we get a palindrome (415545514).

The spelling of 313520201 in words is "three hundred thirteen million, five hundred twenty thousand, two hundred one".

Divisors: 1 127 193 12791 24511 1624457 2468663 313520201