Base | Representation |
---|---|
bin | 10010110100001001… |
… | …01011100011100001 |
3 | 222001222000121100120 |
4 | 21122010223203201 |
5 | 131141341023014 |
6 | 4350153510453 |
7 | 505213012143 |
oct | 113204534341 |
9 | 28058017316 |
10 | 10101111009 |
11 | 43138a5230 |
12 | 1b5aa12429 |
13 | c4c92c882 |
14 | 6bb762c93 |
15 | 3e1bd1ba9 |
hex | 25a12b8e1 |
10101111009 has 16 divisors (see below), whose sum is σ = 14720750784. Its totient is φ = 6110124800.
The previous prime is 10101110993. The next prime is 10101111011. The reversal of 10101111009 is 90011110101.
It is a cyclic number.
It is not a de Polignac number, because 10101111009 - 24 = 10101110993 is a prime.
It is a super-2 number, since 2×101011110092 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (10101111029) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 276564 + ... + 310949.
It is an arithmetic number, because the mean of its divisors is an integer number (920046924).
Almost surely, 210101111009 is an apocalyptic number.
It is an amenable number.
10101111009 is a deficient number, since it is larger than the sum of its proper divisors (4619639775).
10101111009 is a wasteful number, since it uses less digits than its factorization.
10101111009 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 588048.
The product of its (nonzero) digits is 9, while the sum is 15.
The spelling of 10101111009 in words is "ten billion, one hundred one million, one hundred eleven thousand, nine".
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