Base | Representation |
---|---|
bin | 1100010010011… |
… | …01101110011011 |
3 | 21011221221112202 |
4 | 12021031232123 |
5 | 202342010221 |
6 | 14121200415 |
7 | 2361104213 |
oct | 611155633 |
9 | 234857482 |
10 | 103078811 |
11 | 53204700 |
12 | 2a63010b |
13 | 18480ca4 |
14 | d993243 |
15 | 90b1d0b |
hex | 624db9b |
103078811 has 6 divisors (see below), whose sum is σ = 113301636. Its totient is φ = 93707900.
The previous prime is 103078753. The next prime is 103078823. The reversal of 103078811 is 118870301.
It is not a de Polignac number, because 103078811 - 26 = 103078747 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (103078891) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 425825 + ... + 426066.
It is an arithmetic number, because the mean of its divisors is an integer number (18883606).
Almost surely, 2103078811 is an apocalyptic number.
103078811 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
103078811 is a deficient number, since it is larger than the sum of its proper divisors (10222825).
103078811 is an equidigital number, since it uses as much as digits as its factorization.
103078811 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 851913 (or 851902 counting only the distinct ones).
The product of its (nonzero) digits is 1344, while the sum is 29.
The square root of 103078811 is about 10152.7735619386. The cubic root of 103078811 is about 468.8743410350.
The spelling of 103078811 in words is "one hundred three million, seventy-eight thousand, eight hundred eleven".
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