Base | Representation |
---|---|
bin | 111000111010… |
… | …0100001110100 |
3 | 2002010220020221 |
4 | 1301310201310 |
5 | 30114244203 |
6 | 2543304124 |
7 | 511420405 |
oct | 161644164 |
9 | 62126227 |
10 | 29837428 |
11 | 1592a335 |
12 | 9bab044 |
13 | 6248caa |
14 | 3d699ac |
15 | 2945abd |
hex | 1c74874 |
29837428 has 12 divisors (see below), whose sum is σ = 52802820. Its totient is φ = 14750912.
The previous prime is 29837419. The next prime is 29837441. The reversal of 29837428 is 82473892.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 17740944 + 12096484 = 4212^2 + 3478^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41551 + ... + 42262.
It is an arithmetic number, because the mean of its divisors is an integer number (4400235).
Almost surely, 229837428 is an apocalyptic number.
It is an amenable number.
29837428 is a deficient number, since it is larger than the sum of its proper divisors (22965392).
29837428 is a wasteful number, since it uses less digits than its factorization.
29837428 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 83906 (or 83904 counting only the distinct ones).
The product of its digits is 193536, while the sum is 43.
The square root of 29837428 is about 5462.3646893996. The cubic root of 29837428 is about 310.1609569968.
The spelling of 29837428 in words is "twenty-nine million, eight hundred thirty-seven thousand, four hundred twenty-eight".
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