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313808058 = 232152311447
BaseRepresentation
bin10010101101000…
…101010010111010
3210212111002201200
4102231011102322
51120313324213
651045555030
710530216204
oct2255052272
9725432650
10313808058
11151155703
1289115a76
1350023a55
142d969774
151c83a273
hex12b454ba

313808058 has 24 divisors (see below), whose sum is σ = 680423328. Its totient is φ = 104524872.

The previous prime is 313808029. The next prime is 313808059. The reversal of 313808058 is 850808313.

It is a happy number.

313808058 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×3138080583 (a number of 26 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (313808059) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21691 + ... + 33137.

It is an arithmetic number, because the mean of its divisors is an integer number (28350972).

Almost surely, 2313808058 is an apocalyptic number.

313808058 is an abundant number, since it is smaller than the sum of its proper divisors (366615270).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

313808058 is a wasteful number, since it uses less digits than its factorization.

313808058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12978 (or 12975 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The square root of 313808058 is about 17714.6283618935. The cubic root of 313808058 is about 679.5499169829.

The spelling of 313808058 in words is "three hundred thirteen million, eight hundred eight thousand, fifty-eight".

Divisors: 1 2 3 6 9 18 1523 3046 4569 9138 11447 13707 22894 27414 34341 68682 103023 206046 17433781 34867562 52301343 104602686 156904029 313808058