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314245321 = 13531493061
BaseRepresentation
bin10010101110110…
…000000011001001
3210220022022112121
4102232300003021
51120421322241
651103211241
710534020055
oct2256600311
9726268477
10314245321
11151424185
12892a6b21
1350147aa0
142da40c65
151c8c4ad1
hex12bb00c9

314245321 has 16 divisors (see below), whose sum is σ = 347230800. Its totient is φ = 282597120.

The previous prime is 314245307. The next prime is 314245339. The reversal of 314245321 is 123542413.

It can be written as a sum of positive squares in 8 ways, for example, as 69696 + 314175625 = 264^2 + 17725^2 .

It is not a de Polignac number, because 314245321 - 217 = 314114249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (314245301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 101131 + ... + 104191.

It is an arithmetic number, because the mean of its divisors is an integer number (21701925).

Almost surely, 2314245321 is an apocalyptic number.

It is an amenable number.

314245321 is a deficient number, since it is larger than the sum of its proper divisors (32985479).

314245321 is a wasteful number, since it uses less digits than its factorization.

314245321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3276.

The product of its digits is 2880, while the sum is 25.

The square root of 314245321 is about 17726.9659276482. The cubic root of 314245321 is about 679.8654008390.

Adding to 314245321 its reverse (123542413), we get a palindrome (437787734).

The spelling of 314245321 in words is "three hundred fourteen million, two hundred forty-five thousand, three hundred twenty-one".

Divisors: 1 13 53 149 689 1937 3061 7897 39793 102661 162233 456089 2109029 5929157 24172717 314245321