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313444201 = 781155213
BaseRepresentation
bin10010101011101…
…100011101101001
3210211210121121111
4102223230131221
51120220203301
651034110321
710524142330
oct2253543551
9724717544
10313444201
11150a272a4
1288b7b3a1
134cc27255
142d8b2d17
151c7b7551
hex12aec769

313444201 has 8 divisors (see below), whose sum is σ = 358670144. Its totient is φ = 268330320.

The previous prime is 313444199. The next prime is 313444231. The reversal of 313444201 is 102444313.

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 313444201 - 21 = 313444199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (313444231) 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, 21930 + ... + 33283.

It is an arithmetic number, because the mean of its divisors is an integer number (44833768).

Almost surely, 2313444201 is an apocalyptic number.

It is an amenable number.

313444201 is a deficient number, since it is larger than the sum of its proper divisors (45225943).

313444201 is an equidigital number, since it uses as much as digits as its factorization.

313444201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56031.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 313444201 is about 17704.3554245841. The cubic root of 313444201 is about 679.2871718493.

Adding to 313444201 its reverse (102444313), we get a palindrome (415888514).

The spelling of 313444201 in words is "three hundred thirteen million, four hundred forty-four thousand, two hundred one".

Divisors: 1 7 811 5677 55213 386491 44777743 313444201