Base | Representation |
---|---|
bin | 10100100000100111… |
… | …01000011110010100 |
3 | 1001102101010202200200 |
4 | 22100103220132110 |
5 | 140022304001322 |
6 | 5020335540500 |
7 | 536601646302 |
oct | 122023503624 |
9 | 31371122620 |
10 | 11011000212 |
11 | 4740471483 |
12 | 217368a730 |
13 | 10662a9554 |
14 | 766535272 |
15 | 446a138ac |
hex | 2904e8794 |
11011000212 has 36 divisors (see below), whose sum is σ = 27848795520. Its totient is φ = 3668298192.
The previous prime is 11011000207. The next prime is 11011000219. The reversal of 11011000212 is 21200011011.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a junction number, because it is equal to n+sod(n) for n = 11011000194 and 11011000203.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11011000219) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18262 + ... + 149517.
Almost surely, 211011000212 is an apocalyptic number.
11011000212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
11011000212 is an abundant number, since it is smaller than the sum of its proper divisors (16837795308).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11011000212 is a wasteful number, since it uses less digits than its factorization.
11011000212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 169612 (or 169607 counting only the distinct ones).
The product of its (nonzero) digits is 4, while the sum is 9.
Adding to 11011000212 its reverse (21200011011), we get a palindrome (32211011223).
The spelling of 11011000212 in words is "eleven billion, eleven million, two hundred twelve", and thus it is an aban number.
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