Base | Representation |
---|---|
bin | 10010101011011… |
… | …010111010000010 |
3 | 210211122221222010 |
4 | 102223122322002 |
5 | 1120210403130 |
6 | 51032353350 |
7 | 10523422560 |
oct | 2253327202 |
9 | 724587863 |
10 | 313372290 |
11 | 150988270 |
12 | 88b45856 |
13 | 4cc005ba |
14 | 2d894a30 |
15 | 1c7a10b0 |
hex | 12adae82 |
313372290 has 128 divisors (see below), whose sum is σ = 942907392. Its totient is φ = 64753920.
The previous prime is 313372253. The next prime is 313372321. The reversal of 313372290 is 92273313.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 676599 + ... + 677061.
It is an arithmetic number, because the mean of its divisors is an integer number (7366464).
Almost surely, 2313372290 is an apocalyptic number.
313372290 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 313372290, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (471453696).
313372290 is an abundant number, since it is smaller than the sum of its proper divisors (629535102).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
313372290 is a wasteful number, since it uses less digits than its factorization.
313372290 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 784.
The product of its (nonzero) digits is 6804, while the sum is 30.
The square root of 313372290 is about 17702.3244236456. The cubic root of 313372290 is about 679.2352200657.
The spelling of 313372290 in words is "three hundred thirteen million, three hundred seventy-two thousand, two hundred ninety".
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