Base | Representation |
---|---|
bin | 100111111011… |
… | …0111100101001 |
3 | 1110101120122200 |
4 | 1033312330221 |
5 | 20324400231 |
6 | 2024410413 |
7 | 342640233 |
oct | 117667451 |
9 | 43346580 |
10 | 20934441 |
11 | 108a93a0 |
12 | 7016a09 |
13 | 444c858 |
14 | 2acd253 |
15 | 1c87be6 |
hex | 13f6f29 |
20934441 has 24 divisors (see below), whose sum is σ = 33324096. Its totient is φ = 12558240.
The previous prime is 20934437. The next prime is 20934461. The reversal of 20934441 is 14443902.
It is not a de Polignac number, because 20934441 - 22 = 20934437 is a prime.
It is not an unprimeable number, because it can be changed into a prime (20934401) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9171 + ... + 11223.
It is an arithmetic number, because the mean of its divisors is an integer number (1388504).
Almost surely, 220934441 is an apocalyptic number.
It is an amenable number.
20934441 is a deficient number, since it is larger than the sum of its proper divisors (12389655).
20934441 is a wasteful number, since it uses less digits than its factorization.
20934441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2173 (or 2170 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 27.
The square root of 20934441 is about 4575.4170301733. The cubic root of 20934441 is about 275.6050194534.
The spelling of 20934441 in words is "twenty million, nine hundred thirty-four thousand, four hundred forty-one".
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