Base | Representation |
---|---|
bin | 10100111001101010… |
… | …00110011100000100 |
3 | 1001222000110221211010 |
4 | 22130311012130010 |
5 | 140440100202132 |
6 | 5053243042220 |
7 | 545032531053 |
oct | 123465063404 |
9 | 31860427733 |
10 | 11221100292 |
11 | 4839022806 |
12 | 2211b10370 |
13 | 109a98bb1c |
14 | 7863c639a |
15 | 45a1b56cc |
hex | 29cd46704 |
11221100292 has 24 divisors (see below), whose sum is σ = 26185118400. Its totient is φ = 3740002336.
The previous prime is 11221100251. The next prime is 11221100299. The reversal of 11221100292 is 29200112211.
It is not an unprimeable number, because it can be changed into a prime (11221100299) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101809 + ... + 181127.
It is an arithmetic number, because the mean of its divisors is an integer number (1091046600).
Almost surely, 211221100292 is an apocalyptic number.
11221100292 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
11221100292 is an abundant number, since it is smaller than the sum of its proper divisors (14964018108).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11221100292 is a wasteful number, since it uses less digits than its factorization.
11221100292 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 91115 (or 91113 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 21.
The spelling of 11221100292 in words is "eleven billion, two hundred twenty-one million, one hundred thousand, two hundred ninety-two".
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