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313322401 = 7371209739
BaseRepresentation
bin10010101011001…
…110101110100001
3210211120102112101
4102223032232201
51120202304101
651031330401
710523124250
oct2253165641
9724512471
10313322401
11150953837
1288b20a01
134cbb3992
142d880797
151c791401
hex12aceba1

313322401 has 8 divisors (see below), whose sum is σ = 367760960. Its totient is φ = 261303408.

The previous prime is 313322389. The next prime is 313322411. The reversal of 313322401 is 104223313.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-313322401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (313322411) 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, 604611 + ... + 605128.

It is an arithmetic number, because the mean of its divisors is an integer number (45970120).

Almost surely, 2313322401 is an apocalyptic number.

It is an amenable number.

313322401 is a deficient number, since it is larger than the sum of its proper divisors (54438559).

313322401 is a wasteful number, since it uses less digits than its factorization.

313322401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1209783.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 313322401 is about 17700.9152588221. The cubic root of 313322401 is about 679.1991733087.

Adding to 313322401 its reverse (104223313), we get a palindrome (417545714).

It can be divided in two parts, 31332 and 2401, that added together give a palindrome (33733).

The spelling of 313322401 in words is "three hundred thirteen million, three hundred twenty-two thousand, four hundred one".

Divisors: 1 7 37 259 1209739 8468173 44760343 313322401