Base | Representation |
---|---|
bin | 110000001010100… |
… | …101001011100111 |
3 | 2002022112201111201 |
4 | 300022211023213 |
5 | 3123332030403 |
6 | 212103543331 |
7 | 26011365445 |
oct | 6012451347 |
9 | 2068481451 |
10 | 808080103 |
11 | 38515a5a6 |
12 | 1a675ab47 |
13 | cb55190c |
14 | 7946db95 |
15 | 4ae2121d |
hex | 302a52e7 |
808080103 has 2 divisors, whose sum is σ = 808080104. Its totient is φ = 808080102.
The previous prime is 808080073. The next prime is 808080109. The reversal of 808080103 is 301080808.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-808080103 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (808080109) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 404040051 + 404040052.
It is an arithmetic number, because the mean of its divisors is an integer number (404040052).
Almost surely, 2808080103 is an apocalyptic number.
808080103 is a deficient number, since it is larger than the sum of its proper divisors (1).
808080103 is an equidigital number, since it uses as much as digits as its factorization.
808080103 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1536, while the sum is 28.
The square root of 808080103 is about 28426.7497790373. The cubic root of 808080103 is about 931.4326794573.
The spelling of 808080103 in words is "eight hundred eight million, eighty thousand, one hundred three".
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