Base | Representation |
---|---|
bin | 11011110100100000… |
… | …001110110111011111 |
3 | 2212002211020102221211 |
4 | 123310200032313133 |
5 | 442134201101413 |
6 | 21420054205251 |
7 | 2105152623631 |
oct | 336440166737 |
9 | 85084212854 |
10 | 29871893983 |
11 | 117399a6098 |
12 | 5958053827 |
13 | 2a80990719 |
14 | 163541ca51 |
15 | b9c77183d |
hex | 6f480eddf |
29871893983 has 2 divisors, whose sum is σ = 29871893984. Its totient is φ = 29871893982.
The previous prime is 29871893941. The next prime is 29871893999. The reversal of 29871893983 is 38939817892.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-29871893983 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (29871893923) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14935946991 + 14935946992.
It is an arithmetic number, because the mean of its divisors is an integer number (14935946992).
Almost surely, 229871893983 is an apocalyptic number.
29871893983 is a deficient number, since it is larger than the sum of its proper divisors (1).
29871893983 is an equidigital number, since it uses as much as digits as its factorization.
29871893983 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 47029248, while the sum is 67.
The spelling of 29871893983 in words is "twenty-nine billion, eight hundred seventy-one million, eight hundred ninety-three thousand, nine hundred eighty-three".
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