Base | Representation |
---|---|
bin | 111001001011… |
… | …1111001001101 |
3 | 2002102020222000 |
4 | 1302113321031 |
5 | 30133413120 |
6 | 2550342513 |
7 | 512562624 |
oct | 162277115 |
9 | 62366860 |
10 | 29982285 |
11 | 15a19153 |
12 | a05aa39 |
13 | 6299bc8 |
14 | 3da66bb |
15 | 2973990 |
hex | 1c97e4d |
29982285 has 32 divisors (see below), whose sum is σ = 56112000. Its totient is φ = 15147648.
The previous prime is 29982269. The next prime is 29982289. The reversal of 29982285 is 58228992.
29982285 is a `hidden beast` number, since 299 + 82 + 285 = 666.
It is not a de Polignac number, because 29982285 - 24 = 29982269 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 29982285.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29982289) 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, 3280 + ... + 8409.
It is an arithmetic number, because the mean of its divisors is an integer number (1753500).
Almost surely, 229982285 is an apocalyptic number.
It is an amenable number.
29982285 is a deficient number, since it is larger than the sum of its proper divisors (26129715).
29982285 is a wasteful number, since it uses less digits than its factorization.
29982285 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11722 (or 11716 counting only the distinct ones).
The product of its digits is 207360, while the sum is 45.
The square root of 29982285 is about 5475.6081853982. The cubic root of 29982285 is about 310.6620778598.
The spelling of 29982285 in words is "twenty-nine million, nine hundred eighty-two thousand, two hundred eighty-five".
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