Base | Representation |
---|---|
bin | 10110010110110001… |
… | …10011010101000100 |
3 | 1010222110021111110112 |
4 | 23023120303111010 |
5 | 144040031224030 |
6 | 5302545012152 |
7 | 603266053133 |
oct | 131330632504 |
9 | 33873244415 |
10 | 12002211140 |
11 | 50a9a31967 |
12 | 23ab624058 |
13 | 119375a0aa |
14 | 81c03591a |
15 | 4a3a5aa95 |
hex | 2cb633544 |
12002211140 has 48 divisors (see below), whose sum is σ = 26712513072. Its totient is φ = 4514205696.
The previous prime is 12002211059. The next prime is 12002211163. The reversal of 12002211140 is 4111220021.
It is a happy number.
It can be written as a sum of positive squares in 8 ways, for example, as 5129137924 + 6873073216 = 71618^2 + 82904^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 355472 + ... + 387768.
It is an arithmetic number, because the mean of its divisors is an integer number (556510689).
Almost surely, 212002211140 is an apocalyptic number.
12002211140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12002211140 is an abundant number, since it is smaller than the sum of its proper divisors (14710301932).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12002211140 is a wasteful number, since it uses less digits than its factorization.
12002211140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33416 (or 33414 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 12002211140 its reverse (4111220021), we get a palindrome (16113431161).
The spelling of 12002211140 in words is "twelve billion, two million, two hundred eleven thousand, one hundred forty".
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