Base | Representation |
---|---|
bin | 111000100001… |
… | …1110110101001 |
3 | 2001202202202211 |
4 | 1301003312221 |
5 | 30041404212 |
6 | 2535125121 |
7 | 506630221 |
oct | 161036651 |
9 | 61682684 |
10 | 29638057 |
11 | 15803569 |
12 | 9b137a1 |
13 | 61a9317 |
14 | 3d17081 |
15 | 29069a7 |
hex | 1c43da9 |
29638057 has 2 divisors, whose sum is σ = 29638058. Its totient is φ = 29638056.
The previous prime is 29638033. The next prime is 29638061. The reversal of 29638057 is 75083692.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 22477081 + 7160976 = 4741^2 + 2676^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-29638057 is a prime.
It is not a weakly prime, because it can be changed into another prime (29638067) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a good prime.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14819028 + 14819029.
It is an arithmetic number, because the mean of its divisors is an integer number (14819029).
Almost surely, 229638057 is an apocalyptic number.
It is an amenable number.
29638057 is a deficient number, since it is larger than the sum of its proper divisors (1).
29638057 is an equidigital number, since it uses as much as digits as its factorization.
29638057 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 90720, while the sum is 40.
The square root of 29638057 is about 5444.0845878807. The cubic root of 29638057 is about 309.4685900844.
The spelling of 29638057 in words is "twenty-nine million, six hundred thirty-eight thousand, fifty-seven".
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