Base | Representation |
---|---|
bin | 11011111010100001… |
… | …011010010001110011 |
3 | 2212100212020100202012 |
4 | 123322201122101303 |
5 | 442341023204123 |
6 | 21434102313135 |
7 | 2110520105312 |
oct | 337241322163 |
9 | 85325210665 |
10 | 29972866163 |
11 | 117909a0a79 |
12 | 5985a287ab |
13 | 2a98884886 |
14 | 16449c4279 |
15 | ba6569378 |
hex | 6fa85a473 |
29972866163 has 2 divisors, whose sum is σ = 29972866164. Its totient is φ = 29972866162.
The previous prime is 29972866129. The next prime is 29972866169. The reversal of 29972866163 is 36166827992.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 29972866163 - 28 = 29972865907 is a prime.
It is a super-2 number, since 2×299728661632 (a number of 22 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (29972866169) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14986433081 + 14986433082.
It is an arithmetic number, because the mean of its divisors is an integer number (14986433082).
Almost surely, 229972866163 is an apocalyptic number.
29972866163 is a deficient number, since it is larger than the sum of its proper divisors (1).
29972866163 is an equidigital number, since it uses as much as digits as its factorization.
29972866163 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 11757312, while the sum is 59.
The spelling of 29972866163 in words is "twenty-nine billion, nine hundred seventy-two million, eight hundred sixty-six thousand, one hundred sixty-three".
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