Base | Representation |
---|---|
bin | 10010110100001000… |
… | …10000011110101101 |
3 | 222001221210222020011 |
4 | 21122010100132231 |
5 | 131141324000414 |
6 | 4350151253221 |
7 | 505212040624 |
oct | 113204203655 |
9 | 28057728204 |
10 | 10101000109 |
11 | 4313829982 |
12 | 1b5a97a211 |
13 | c4c8c1255 |
14 | 6bb7346bb |
15 | 3e1baddc4 |
hex | 25a1107ad |
10101000109 has 4 divisors (see below), whose sum is σ = 10695176604. Its totient is φ = 9506823616.
The previous prime is 10101000059. The next prime is 10101000127. The reversal of 10101000109 is 90100010101.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 8799378025 + 1301622084 = 93805^2 + 36078^2 .
It is a cyclic number.
It is not a de Polignac number, because 10101000109 - 27 = 10100999981 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10101000139) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 297088222 + ... + 297088255.
It is an arithmetic number, because the mean of its divisors is an integer number (2673794151).
Almost surely, 210101000109 is an apocalyptic number.
It is an amenable number.
10101000109 is a deficient number, since it is larger than the sum of its proper divisors (594176495).
10101000109 is an equidigital number, since it uses as much as digits as its factorization.
10101000109 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 594176494.
The product of its (nonzero) digits is 9, while the sum is 13.
The spelling of 10101000109 in words is "ten billion, one hundred one million, one hundred nine", and thus it is an aban number.
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