Base | Representation |
---|---|
bin | 10010101010010… |
… | …100101101000100 |
3 | 210211010100112010 |
4 | 102222110231010 |
5 | 1120122202430 |
6 | 51022254220 |
7 | 10521114333 |
oct | 2252245504 |
9 | 724110463 |
10 | 313084740 |
11 | 150801221 |
12 | 88a27370 |
13 | 4cb2c757 |
14 | 2d81bd1a |
15 | 1c745cb0 |
hex | 12a94b44 |
313084740 has 96 divisors (see below), whose sum is σ = 918973440. Its totient is φ = 79491456.
The previous prime is 313084627. The next prime is 313084747. The reversal of 313084740 is 47480313.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a junction number, because it is equal to n+sod(n) for n = 313084698 and 313084707.
It is not an unprimeable number, because it can be changed into a prime (313084747) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 423291 + ... + 424029.
It is an arithmetic number, because the mean of its divisors is an integer number (9572640).
Almost surely, 2313084740 is an apocalyptic number.
313084740 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 313084740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (459486720).
313084740 is an abundant number, since it is smaller than the sum of its proper divisors (605888700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
313084740 is a wasteful number, since it uses less digits than its factorization.
313084740 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1081 (or 1079 counting only the distinct ones).
The product of its (nonzero) digits is 8064, while the sum is 30.
The square root of 313084740 is about 17694.2007448768. The cubic root of 313084740 is about 679.0274013739.
The spelling of 313084740 in words is "three hundred thirteen million, eighty-four thousand, seven hundred forty".
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