Base | Representation |
---|---|
bin | 110011001110… |
… | …111011001000 |
3 | 221021100010220 |
4 | 303032323020 |
5 | 11414233342 |
6 | 1155510040 |
7 | 222104616 |
oct | 63167310 |
9 | 27240126 |
10 | 13430472 |
11 | 7643570 |
12 | 45b8320 |
13 | 2a23133 |
14 | 1ad86b6 |
15 | 12a45ec |
hex | cceec8 |
13430472 has 32 divisors (see below), whose sum is σ = 36629280. Its totient is φ = 4069760.
The previous prime is 13430449. The next prime is 13430477. The reversal of 13430472 is 27403431.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is not an unprimeable number, because it can be changed into a prime (13430477) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25173 + ... + 25700.
It is an arithmetic number, because the mean of its divisors is an integer number (1144665).
Almost surely, 213430472 is an apocalyptic number.
13430472 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
13430472 is an abundant number, since it is smaller than the sum of its proper divisors (23198808).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13430472 is a wasteful number, since it uses less digits than its factorization.
13430472 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 50893 (or 50889 counting only the distinct ones).
The product of its (nonzero) digits is 2016, while the sum is 24.
The square root of 13430472 is about 3664.7608380357. The cubic root of 13430472 is about 237.7006806138.
The spelling of 13430472 in words is "thirteen million, four hundred thirty thousand, four hundred seventy-two".
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