Base | Representation |
---|---|
bin | 11011001001010110… |
… | …010101011011100101 |
3 | 2210020100212200022022 |
4 | 123021112111123211 |
5 | 434143324113031 |
6 | 21220152112525 |
7 | 2051211612323 |
oct | 331126253345 |
9 | 83210780268 |
10 | 29147879141 |
11 | 113a8244017 |
12 | 5795695745 |
13 | 2996993684 |
14 | 15a71d2d13 |
15 | b58e0897b |
hex | 6c95956e5 |
29147879141 has 2 divisors, whose sum is σ = 29147879142. Its totient is φ = 29147879140.
The previous prime is 29147879107. The next prime is 29147879143. The reversal of 29147879141 is 14197874192.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 26545859041 + 2602020100 = 162929^2 + 51010^2 .
It is a cyclic number.
It is not a de Polignac number, because 29147879141 - 230 = 28074137317 is a prime.
Together with 29147879143, 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 (29147879143) 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, 14573939570 + 14573939571.
It is an arithmetic number, because the mean of its divisors is an integer number (14573939571).
Almost surely, 229147879141 is an apocalyptic number.
It is an amenable number.
29147879141 is a deficient number, since it is larger than the sum of its proper divisors (1).
29147879141 is an equidigital number, since it uses as much as digits as its factorization.
29147879141 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 1016064, while the sum is 53.
The spelling of 29147879141 in words is "twenty-nine billion, one hundred forty-seven million, eight hundred seventy-nine thousand, one hundred forty-one".
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