Base | Representation |
---|---|
bin | 1000110101010011000100 |
3 | 11100122012210 |
4 | 20311103010 |
5 | 1043043320 |
6 | 121343420 |
7 | 25452420 |
oct | 10652304 |
9 | 4318183 |
10 | 2315460 |
11 | 1341704 |
12 | 937b70 |
13 | 630bc4 |
14 | 443b80 |
15 | 30b0e0 |
hex | 2354c4 |
2315460 has 96 divisors (see below), whose sum is σ = 7660800. Its totient is φ = 511488.
The previous prime is 2315413. The next prime is 2315461. The reversal of 2315460 is 645132.
It is a happy number.
It is a super-2 number, since 2×23154602 = 10722710023200, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2315461) 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, 15466 + ... + 15614.
It is an arithmetic number, because the mean of its divisors is an integer number (79800).
22315460 is an apocalyptic number.
2315460 is a gapful number since it is divisible by the number (20) 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 2315460, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3830400).
2315460 is an abundant number, since it is smaller than the sum of its proper divisors (5345340).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2315460 is a wasteful number, since it uses less digits than its factorization.
2315460 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 205 (or 203 counting only the distinct ones).
The product of its (nonzero) digits is 720, while the sum is 21.
The square root of 2315460 is about 1521.6635633411. The cubic root of 2315460 is about 132.2957098674.
It can be divided in two parts, 2315 and 460, that added together give a triangular number (2775 = T74).
The spelling of 2315460 in words is "two million, three hundred fifteen thousand, four hundred sixty".
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