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313054201 = 1718414953
BaseRepresentation
bin10010101010001…
…101001111111001
3210211001210122001
4102222031033321
51120120213301
651021501001
710520626315
oct2252151771
9724053561
10313054201
11150790289
1288a11761
134cb1b895
142d810b45
151c73bc01
hex12a8d3f9

313054201 has 4 divisors (see below), whose sum is σ = 331469172. Its totient is φ = 294639232.

The previous prime is 313054193. The next prime is 313054223. The reversal of 313054201 is 102450313.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 174874176 + 138180025 = 13224^2 + 11755^2 .

It is a cyclic number.

It is not a de Polignac number, because 313054201 - 23 = 313054193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313054901) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9207460 + ... + 9207493.

It is an arithmetic number, because the mean of its divisors is an integer number (82867293).

Almost surely, 2313054201 is an apocalyptic number.

It is an amenable number.

313054201 is a deficient number, since it is larger than the sum of its proper divisors (18414971).

313054201 is a wasteful number, since it uses less digits than its factorization.

313054201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18414970.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 313054201 is about 17693.3377574724. The cubic root of 313054201 is about 679.0053226953.

The spelling of 313054201 in words is "three hundred thirteen million, fifty-four thousand, two hundred one".

Divisors: 1 17 18414953 313054201