Base | Representation |
---|---|
bin | 10101011101111110100000… |
… | …10100110100101100100011 |
3 | 20012011011220212201121110121 |
4 | 22232333100110310230203 |
5 | 22141440004022414422 |
6 | 244223422551341111 |
7 | 12641525640450226 |
oct | 1256772024645443 |
9 | 205134825647417 |
10 | 47209480669987 |
11 | 140514790a9269 |
12 | 536561b681797 |
13 | 2045ab143a14c |
14 | b92d459ab5bd |
15 | 56d060d678c7 |
hex | 2aefd0534b23 |
47209480669987 has 2 divisors, whose sum is σ = 47209480669988. Its totient is φ = 47209480669986.
The previous prime is 47209480669907. The next prime is 47209480670063. The reversal of 47209480669987 is 78996608490274.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 47209480669987 - 27 = 47209480669859 is a prime.
It is not a weakly prime, because it can be changed into another prime (47209480669907) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23604740334993 + 23604740334994.
It is an arithmetic number, because the mean of its divisors is an integer number (23604740334994).
Almost surely, 247209480669987 is an apocalyptic number.
47209480669987 is a deficient number, since it is larger than the sum of its proper divisors (1).
47209480669987 is an equidigital number, since it uses as much as digits as its factorization.
47209480669987 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2633637888, while the sum is 79.
The spelling of 47209480669987 in words is "forty-seven trillion, two hundred nine billion, four hundred eighty million, six hundred sixty-nine thousand, nine hundred eighty-seven".
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