Base | Representation |
---|---|
bin | 1011010001110… |
… | …0111011010111 |
3 | 10022000022110002 |
4 | 2310130323113 |
5 | 44102220112 |
6 | 4405521515 |
7 | 1113036503 |
oct | 264347327 |
9 | 108008402 |
10 | 47304407 |
11 | 2477a557 |
12 | 13a1329b |
13 | 9a53497 |
14 | 63d5303 |
15 | 42461c2 |
hex | 2d1ced7 |
47304407 has 4 divisors (see below), whose sum is σ = 47343240. Its totient is φ = 47265576.
The previous prime is 47304403. The next prime is 47304409. The reversal of 47304407 is 70440374.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 70440374 = 2 ⋅35220187.
It is a cyclic number.
It is not a de Polignac number, because 47304407 - 22 = 47304403 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 47304407.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47304401) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17528 + ... + 20045.
It is an arithmetic number, because the mean of its divisors is an integer number (11835810).
Almost surely, 247304407 is an apocalyptic number.
47304407 is a deficient number, since it is larger than the sum of its proper divisors (38833).
47304407 is a wasteful number, since it uses less digits than its factorization.
47304407 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38832.
The product of its (nonzero) digits is 9408, while the sum is 29.
The square root of 47304407 is about 6877.8199307629. The cubic root of 47304407 is about 361.6600468348.
The spelling of 47304407 in words is "forty-seven million, three hundred four thousand, four hundred seven".
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