Base | Representation |
---|---|
bin | 10011001100111111… |
… | …00111000101010001 |
3 | 222121111010201102111 |
4 | 21212133213011101 |
5 | 132103212402134 |
6 | 4423000145321 |
7 | 513323165026 |
oct | 114637470521 |
9 | 28544121374 |
10 | 10309497169 |
11 | 44104958a4 |
12 | 1bb8768241 |
13 | c83b61caa |
14 | 6db2c954d |
15 | 405145c64 |
hex | 2667e7151 |
10309497169 has 2 divisors, whose sum is σ = 10309497170. Its totient is φ = 10309497168.
The previous prime is 10309497067. The next prime is 10309497193. The reversal of 10309497169 is 96179490301.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 8629481025 + 1680016144 = 92895^2 + 40988^2 .
It is an emirp because it is prime and its reverse (96179490301) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 10309497169 - 221 = 10307400017 is a prime.
It is a super-2 number, since 2×103094971692 (a number of 21 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (10309497199) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5154748584 + 5154748585.
It is an arithmetic number, because the mean of its divisors is an integer number (5154748585).
Almost surely, 210309497169 is an apocalyptic number.
It is an amenable number.
10309497169 is a deficient number, since it is larger than the sum of its proper divisors (1).
10309497169 is an equidigital number, since it uses as much as digits as its factorization.
10309497169 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 367416, while the sum is 49.
The spelling of 10309497169 in words is "ten billion, three hundred nine million, four hundred ninety-seven thousand, one hundred sixty-nine".
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