Base | Representation |
---|---|
bin | 100101101100… |
… | …0001110011101 |
3 | 1101011220122221 |
4 | 1023120032131 |
5 | 20024310104 |
6 | 1543305341 |
7 | 326646262 |
oct | 113301635 |
9 | 41156587 |
10 | 19760029 |
11 | 10177003 |
12 | 674b251 |
13 | 412b133 |
14 | 28a5269 |
15 | 1b04c54 |
hex | 12d839d |
19760029 has 2 divisors, whose sum is σ = 19760030. Its totient is φ = 19760028.
The previous prime is 19760023. The next prime is 19760063. The reversal of 19760029 is 92006791.
It is an a-pointer prime, because the next prime (19760063) can be obtained adding 19760029 to its sum of digits (34).
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 13155129 + 6604900 = 3627^2 + 2570^2 .
It is a cyclic number.
It is not a de Polignac number, because 19760029 - 25 = 19759997 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 19759976 and 19760003.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (19760023) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9880014 + 9880015.
It is an arithmetic number, because the mean of its divisors is an integer number (9880015).
Almost surely, 219760029 is an apocalyptic number.
It is an amenable number.
19760029 is a deficient number, since it is larger than the sum of its proper divisors (1).
19760029 is an equidigital number, since it uses as much as digits as its factorization.
19760029 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 6804, while the sum is 34.
The square root of 19760029 is about 4445.2254161066. The cubic root of 19760029 is about 270.3517546142.
The spelling of 19760029 in words is "nineteen million, seven hundred sixty thousand, twenty-nine".
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