Base | Representation |
---|---|
bin | 10111000110100111… |
… | …01110000010011010 |
3 | 1012000102102201002111 |
4 | 23203103232002122 |
5 | 200400301010210 |
6 | 5410442422534 |
7 | 616241165446 |
oct | 134323560232 |
9 | 35012381074 |
10 | 12403531930 |
11 | 529551a139 |
12 | 24a1b01a4a |
13 | 122894190a |
14 | 859461826 |
15 | 4c8dd088a |
hex | 2e34ee09a |
12403531930 has 16 divisors (see below), whose sum is σ = 23501429280. Its totient is φ = 4700285712.
The previous prime is 12403531909. The next prime is 12403531957. The reversal of 12403531930 is 3913530421.
12403531930 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 12403531892 and 12403531901.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32640684 + ... + 32641063.
It is an arithmetic number, because the mean of its divisors is an integer number (1468839330).
Almost surely, 212403531930 is an apocalyptic number.
12403531930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12403531930 is a deficient number, since it is larger than the sum of its proper divisors (11097897350).
12403531930 is a wasteful number, since it uses less digits than its factorization.
12403531930 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 65281773.
The product of its (nonzero) digits is 9720, while the sum is 31.
The spelling of 12403531930 in words is "twelve billion, four hundred three million, five hundred thirty-one thousand, nine hundred thirty".
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