Base | Representation |
---|---|
bin | 110111100001… |
… | …0100000110111 |
3 | 2000202212001102 |
4 | 1233002200313 |
5 | 24422431104 |
6 | 2515520315 |
7 | 502262534 |
oct | 157024067 |
9 | 60685042 |
10 | 29108279 |
11 | 15481532 |
12 | 98b909b |
13 | 6052145 |
14 | 3c19d8b |
15 | 284ea1e |
hex | 1bc2837 |
29108279 has 2 divisors, whose sum is σ = 29108280. Its totient is φ = 29108278.
The previous prime is 29108269. The next prime is 29108281. The reversal of 29108279 is 97280192.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 29108279 - 212 = 29104183 is a prime.
It is a Sophie Germain prime.
Together with 29108281, it forms a pair of twin primes.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (29108249) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14554139 + 14554140.
It is an arithmetic number, because the mean of its divisors is an integer number (14554140).
Almost surely, 229108279 is an apocalyptic number.
29108279 is a deficient number, since it is larger than the sum of its proper divisors (1).
29108279 is an equidigital number, since it uses as much as digits as its factorization.
29108279 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 18144, while the sum is 38.
The square root of 29108279 is about 5395.2088930828. The cubic root of 29108279 is about 307.6135839675.
The spelling of 29108279 in words is "twenty-nine million, one hundred eight thousand, two hundred seventy-nine".
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