Base | Representation |
---|---|
bin | 1011001101010… |
… | …1101111000111 |
3 | 10021110111110002 |
4 | 2303111233013 |
5 | 44013402212 |
6 | 4355351515 |
7 | 1110413402 |
oct | 263255707 |
9 | 107414402 |
10 | 47012807 |
11 | 245a0466 |
12 | 138b259b |
13 | 998083a |
14 | 635ad39 |
15 | 41d9ac2 |
hex | 2cd5bc7 |
47012807 has 2 divisors, whose sum is σ = 47012808. Its totient is φ = 47012806.
The previous prime is 47012789. The next prime is 47012813. The reversal of 47012807 is 70821074.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 47012807 - 214 = 46996423 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 47012807.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (47012827) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23506403 + 23506404.
It is an arithmetic number, because the mean of its divisors is an integer number (23506404).
Almost surely, 247012807 is an apocalyptic number.
47012807 is a deficient number, since it is larger than the sum of its proper divisors (1).
47012807 is an equidigital number, since it uses as much as digits as its factorization.
47012807 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 3136, while the sum is 29.
The square root of 47012807 is about 6856.5885832533. The cubic root of 47012807 is about 360.9153839275.
The spelling of 47012807 in words is "forty-seven million, twelve thousand, eight hundred seven".
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