Base | Representation |
---|---|
bin | 110111010100… |
… | …0110000100101 |
3 | 2000120111100101 |
4 | 1232220300211 |
5 | 24411042124 |
6 | 2513344101 |
7 | 501343144 |
oct | 156506045 |
9 | 60514311 |
10 | 29002789 |
11 | 1540a252 |
12 | 9868031 |
13 | 601611a |
14 | 3bcd75b |
15 | 282d644 |
hex | 1ba8c25 |
29002789 has 2 divisors, whose sum is σ = 29002790. Its totient is φ = 29002788.
The previous prime is 29002751. The next prime is 29002801. The reversal of 29002789 is 98720092.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 15920100 + 13082689 = 3990^2 + 3617^2 .
It is a cyclic number.
It is not a de Polignac number, because 29002789 - 27 = 29002661 is a prime.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (29005789) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14501394 + 14501395.
It is an arithmetic number, because the mean of its divisors is an integer number (14501395).
Almost surely, 229002789 is an apocalyptic number.
It is an amenable number.
29002789 is a deficient number, since it is larger than the sum of its proper divisors (1).
29002789 is an equidigital number, since it uses as much as digits as its factorization.
29002789 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 18144, while the sum is 37.
The square root of 29002789 is about 5385.4237530579. The cubic root of 29002789 is about 307.2415313237.
It can be divided in two parts, 29002 and 789, that added together give a cube (29791 = 313).
The spelling of 29002789 in words is "twenty-nine million, two thousand, seven hundred eighty-nine".
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