Base | Representation |
---|---|
bin | 10100100001100010… |
… | …11010001001101110 |
3 | 1001102220211100001010 |
4 | 22100301122021232 |
5 | 140031303241440 |
6 | 5021215130050 |
7 | 540025206312 |
oct | 122061321156 |
9 | 31386740033 |
10 | 11018805870 |
11 | 4744912a36 |
12 | 2176213926 |
13 | 1067ab0397 |
14 | 7675a7b42 |
15 | 447556580 |
hex | 290c5a26e |
11018805870 has 32 divisors (see below), whose sum is σ = 26452944000. Its totient is φ = 2937480480.
The previous prime is 11018805859. The next prime is 11018805871. The reversal of 11018805870 is 7850881011.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11018805871) 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, 52485 + ... + 157455.
It is an arithmetic number, because the mean of its divisors is an integer number (826654500).
Almost surely, 211018805870 is an apocalyptic number.
11018805870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a pronic number, being equal to 104970×104971.
11018805870 is an abundant number, since it is smaller than the sum of its proper divisors (15434138130).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11018805870 is a wasteful number, since it uses less digits than its factorization.
11018805870 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 108480.
The product of its (nonzero) digits is 17920, while the sum is 39.
The spelling of 11018805870 in words is "eleven billion, eighteen million, eight hundred five thousand, eight hundred seventy".
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