Base | Representation |
---|---|
bin | 11001111000001010101… |
… | …10011110111110010111 |
3 | 10011000001020211220002021 |
4 | 30330011112132332113 |
5 | 104031433342313031 |
6 | 1520245143354011 |
7 | 121144626246604 |
oct | 14740526367627 |
9 | 3130036756067 |
10 | 889148010391 |
11 | 3130a3965443 |
12 | 1243a5a52907 |
13 | 65b00414b94 |
14 | 3106c0436ab |
15 | 181de977511 |
hex | cf0559ef97 |
889148010391 has 2 divisors, whose sum is σ = 889148010392. Its totient is φ = 889148010390.
The previous prime is 889148010389. The next prime is 889148010403. The reversal of 889148010391 is 193010841988.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 889148010391 - 21 = 889148010389 is a prime.
Together with 889148010389, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (889148610391) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 444574005195 + 444574005196.
It is an arithmetic number, because the mean of its divisors is an integer number (444574005196).
Almost surely, 2889148010391 is an apocalyptic number.
889148010391 is a deficient number, since it is larger than the sum of its proper divisors (1).
889148010391 is an equidigital number, since it uses as much as digits as its factorization.
889148010391 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 497664, while the sum is 52.
The spelling of 889148010391 in words is "eight hundred eighty-nine billion, one hundred forty-eight million, ten thousand, three hundred ninety-one".
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