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313240201 = 10317317579
BaseRepresentation
bin10010101010111…
…010101010001001
3210211102020202221
4102222322222021
51120142141301
651025454041
710522332511
oct2252725211
9724366687
10313240201
111508a7aaa
1288aa1321
134cb85441
142d85c841
151c776da1
hex12abaa89

313240201 has 8 divisors (see below), whose sum is σ = 318127680. Its totient is φ = 308388432.

The previous prime is 313240189. The next prime is 313240211. The reversal of 313240201 is 102042313.

It is a happy number.

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 313240201 - 211 = 313238153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313240211) 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, 9030 + ... + 26608.

It is an arithmetic number, because the mean of its divisors is an integer number (39765960).

Almost surely, 2313240201 is an apocalyptic number.

It is an amenable number.

313240201 is a deficient number, since it is larger than the sum of its proper divisors (4887479).

313240201 is a wasteful number, since it uses less digits than its factorization.

313240201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17855.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 313240201 is about 17698.5931926806. The cubic root of 313240201 is about 679.1397722414.

Adding to 313240201 its reverse (102042313), we get a palindrome (415282514).

The spelling of 313240201 in words is "three hundred thirteen million, two hundred forty thousand, two hundred one".

Divisors: 1 103 173 17579 17819 1810637 3041167 313240201