Base | Representation |
---|---|
bin | 110111111100… |
… | …0100111110001 |
3 | 2001012010001210 |
4 | 1233320213301 |
5 | 30002024110 |
6 | 2524350333 |
7 | 504204633 |
oct | 157704761 |
9 | 61163053 |
10 | 29329905 |
11 | 15612aa0 |
12 | 99a53a9 |
13 | 60cbc97 |
14 | 3c76a53 |
15 | 2895520 |
hex | 1bf89f1 |
29329905 has 32 divisors (see below), whose sum is σ = 51580800. Its totient is φ = 14113280.
The previous prime is 29329897. The next prime is 29329907. The reversal of 29329905 is 50992392.
It is not a de Polignac number, because 29329905 - 23 = 29329897 is a prime.
It is not an unprimeable number, because it can be changed into a prime (29329907) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23989 + ... + 25181.
It is an arithmetic number, because the mean of its divisors is an integer number (1611900).
Almost surely, 229329905 is an apocalyptic number.
It is an amenable number.
29329905 is a deficient number, since it is larger than the sum of its proper divisors (22250895).
29329905 is a wasteful number, since it uses less digits than its factorization.
29329905 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1361.
The product of its (nonzero) digits is 43740, while the sum is 39.
The square root of 29329905 is about 5415.7090948462. The cubic root of 29329905 is about 308.3923185586.
The spelling of 29329905 in words is "twenty-nine million, three hundred twenty-nine thousand, nine hundred five".
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