Base | Representation |
---|---|
bin | 10011110111110001… |
… | …01011100110110111 |
3 | 1000112111110101222122 |
4 | 21323320223212313 |
5 | 133322102001324 |
6 | 4522340350155 |
7 | 525241553201 |
oct | 117370534667 |
9 | 30474411878 |
10 | 10668390839 |
11 | 4585034a37 |
12 | 20989a535b |
13 | 1010310302 |
14 | 732c2d771 |
15 | 4268d9a5e |
hex | 27be2b9b7 |
10668390839 has 2 divisors, whose sum is σ = 10668390840. Its totient is φ = 10668390838.
The previous prime is 10668390823. The next prime is 10668390847. The reversal of 10668390839 is 93809386601.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 10668390839 - 24 = 10668390823 is a prime.
It is a super-2 number, since 2×106683908392 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (10668390539) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5334195419 + 5334195420.
It is an arithmetic number, because the mean of its divisors is an integer number (5334195420).
Almost surely, 210668390839 is an apocalyptic number.
10668390839 is a deficient number, since it is larger than the sum of its proper divisors (1).
10668390839 is an equidigital number, since it uses as much as digits as its factorization.
10668390839 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1679616, while the sum is 53.
The spelling of 10668390839 in words is "ten billion, six hundred sixty-eight million, three hundred ninety thousand, eight hundred thirty-nine".
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