Base | Representation |
---|---|
bin | 1011000110110101111111… |
… | …1001110011100000000000 |
3 | 1121020110211021201101011120 |
4 | 2301231133321303200000 |
5 | 3100041041424324300 |
6 | 41550112510112240 |
7 | 2400205503601521 |
oct | 261553771634000 |
9 | 47213737641146 |
10 | 12212201011200 |
11 | 3989190110333 |
12 | 14529814ab680 |
13 | 6a77b46c2bc8 |
14 | 303106284848 |
15 | 162a025be3a0 |
hex | b1b5fe73800 |
12212201011200 has 144 divisors (see below), whose sum is σ = 40371819710040. Its totient is φ = 3256586895360.
The previous prime is 12212201011147. The next prime is 12212201011249. The reversal of 12212201011200 is 211010221221.
12212201011200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 12212201011200.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39599659 + ... + 39906858.
Almost surely, 212212201011200 is an apocalyptic number.
12212201011200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12212201011200 is an abundant number, since it is smaller than the sum of its proper divisors (28159618698840).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12212201011200 is an equidigital number, since it uses as much as digits as its factorization.
12212201011200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 79506552 (or 79506527 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 12212201011200 its reverse (211010221221), we get a palindrome (12423211232421).
The spelling of 12212201011200 in words is "twelve trillion, two hundred twelve billion, two hundred one million, eleven thousand, two hundred".
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