Base | Representation |
---|---|
bin | 1011101001100011… |
… | …00001010110001001 |
3 | 121010212012111120022 |
4 | 11310301201112021 |
5 | 100302022342433 |
6 | 2512331110225 |
7 | 310661011112 |
oct | 56461412611 |
9 | 17125174508 |
10 | 6254105993 |
11 | 271a309443 |
12 | 12665a2375 |
13 | 788918345 |
14 | 434877209 |
15 | 2690cd698 |
hex | 174c61589 |
6254105993 has 2 divisors, whose sum is σ = 6254105994. Its totient is φ = 6254105992.
The previous prime is 6254105989. The next prime is 6254106017. The reversal of 6254105993 is 3995014526.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 6247795849 + 6310144 = 79043^2 + 2512^2 .
It is a cyclic number.
It is not a de Polignac number, because 6254105993 - 22 = 6254105989 is a prime.
It is a super-2 number, since 2×62541059932 = 78227683543357032098, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (6254105903) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3127052996 + 3127052997.
It is an arithmetic number, because the mean of its divisors is an integer number (3127052997).
Almost surely, 26254105993 is an apocalyptic number.
It is an amenable number.
6254105993 is a deficient number, since it is larger than the sum of its proper divisors (1).
6254105993 is an equidigital number, since it uses as much as digits as its factorization.
6254105993 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 291600, while the sum is 44.
The square root of 6254105993 is about 79082.9058204110. The cubic root of 6254105993 is about 1842.4190372198.
The spelling of 6254105993 in words is "six billion, two hundred fifty-four million, one hundred five thousand, nine hundred ninety-three".
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