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313148086 = 21132814931
BaseRepresentation
bin10010101010100…
…100001010110110
3210211020120102021
4102222210022312
51120131214321
651023503354
710521500116
oct2252441266
9724216367
10313148086
11150844879
1288a57b5a
134cb52534
142d837046
151c759941
hex12aa42b6

313148086 has 16 divisors (see below), whose sum is σ = 475661808. Its totient is φ = 154604800.

The previous prime is 313148083. The next prime is 313148093. The reversal of 313148086 is 680841313.

313148086 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313148083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61041 + ... + 65971.

It is an arithmetic number, because the mean of its divisors is an integer number (29728863).

Almost surely, 2313148086 is an apocalyptic number.

313148086 is a deficient number, since it is larger than the sum of its proper divisors (162513722).

313148086 is a wasteful number, since it uses less digits than its factorization.

313148086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5327.

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 313148086 is about 17695.9906758565. The cubic root of 313148086 is about 679.0731938423.

Adding to 313148086 its reverse (680841313), we get a palindrome (993989399).

The spelling of 313148086 in words is "three hundred thirteen million, one hundred forty-eight thousand, eighty-six".

Divisors: 1 2 113 226 281 562 4931 9862 31753 63506 557203 1114406 1385611 2771222 156574043 313148086