Base | Representation |
---|---|
bin | 1000110101011010011010 |
3 | 11100122212012 |
4 | 20311122122 |
5 | 1043102210 |
6 | 121345522 |
7 | 25453661 |
oct | 10653232 |
9 | 4318765 |
10 | 2315930 |
11 | 1341aa1 |
12 | 9382a2 |
13 | 631196 |
14 | 443dd8 |
15 | 30b305 |
hex | 23569a |
2315930 has 16 divisors (see below), whose sum is σ = 4211784. Its totient is φ = 916800.
The previous prime is 2315903. The next prime is 2315947. The reversal of 2315930 is 395132.
It is a happy number.
2315930 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 2140369 + 175561 = 1463^2 + 419^2 .
It is a plaindrome in base 16.
It is a junction number, because it is equal to n+sod(n) for n = 2315896 and 2315905.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137 + ... + 2156.
22315930 is an apocalyptic number.
2315930 is a deficient number, since it is larger than the sum of its proper divisors (1895854).
2315930 is a wasteful number, since it uses less digits than its factorization.
2315930 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2401.
The product of its (nonzero) digits is 810, while the sum is 23.
The square root of 2315930 is about 1521.8179917454. The cubic root of 2315930 is about 132.3046605406.
The spelling of 2315930 in words is "two million, three hundred fifteen thousand, nine hundred thirty".
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