Base | Representation |
---|---|
bin | 101011110101010010… |
… | …011010001101011111 |
3 | 11111111000221111102211 |
4 | 223311102122031133 |
5 | 1232342104314311 |
6 | 33342112301251 |
7 | 3254212122652 |
oct | 536522321537 |
9 | 144430844384 |
10 | 47064916831 |
11 | 18a61a11689 |
12 | 9155b41827 |
13 | 459096741a |
14 | 23c69c5899 |
15 | 1356d75821 |
hex | af549a35f |
47064916831 has 2 divisors, whose sum is σ = 47064916832. Its totient is φ = 47064916830.
The previous prime is 47064916817. The next prime is 47064916861. The reversal of 47064916831 is 13861946074.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 47064916831 - 25 = 47064916799 is a prime.
It is a super-2 number, since 2×470649168312 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (47064916861) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23532458415 + 23532458416.
It is an arithmetic number, because the mean of its divisors is an integer number (23532458416).
Almost surely, 247064916831 is an apocalyptic number.
47064916831 is a deficient number, since it is larger than the sum of its proper divisors (1).
47064916831 is an equidigital number, since it uses as much as digits as its factorization.
47064916831 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 870912, while the sum is 49.
The spelling of 47064916831 in words is "forty-seven billion, sixty-four million, nine hundred sixteen thousand, eight hundred thirty-one".
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