Base | Representation |
---|---|
bin | 110111101101… |
… | …0010011110001 |
3 | 2000221210202021 |
4 | 1233122103301 |
5 | 24434040440 |
6 | 2521551441 |
7 | 503146642 |
oct | 157322361 |
9 | 60853667 |
10 | 29205745 |
11 | 15538788 |
12 | 9945581 |
13 | 608760a |
14 | 3c436c9 |
15 | 286d84a |
hex | 1bda4f1 |
29205745 has 16 divisors (see below), whose sum is σ = 38724480. Its totient is φ = 21032704.
The previous prime is 29205739. The next prime is 29205773. The reversal of 29205745 is 54750292.
It is a cyclic number.
It is not a de Polignac number, because 29205745 - 211 = 29203697 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 29205745.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5515 + ... + 9424.
It is an arithmetic number, because the mean of its divisors is an integer number (2420280).
Almost surely, 229205745 is an apocalyptic number.
It is an amenable number.
29205745 is a deficient number, since it is larger than the sum of its proper divisors (9518735).
29205745 is a wasteful number, since it uses less digits than its factorization.
29205745 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14984.
The product of its (nonzero) digits is 25200, while the sum is 34.
The square root of 29205745 is about 5404.2339882725. The cubic root of 29205745 is about 307.9565386755.
The spelling of 29205745 in words is "twenty-nine million, two hundred five thousand, seven hundred forty-five".
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