Base | Representation |
---|---|
bin | 10110010110110001… |
… | …10011110100000000 |
3 | 1010222110021121011212 |
4 | 23023120303310000 |
5 | 144040031304440 |
6 | 5302545025252 |
7 | 603266061662 |
oct | 131330636400 |
9 | 33873247155 |
10 | 12002213120 |
11 | 50a9a333a7 |
12 | 23ab625228 |
13 | 119375ac71 |
14 | 81c036532 |
15 | 4a3a5b465 |
hex | 2cb633d00 |
12002213120 has 36 divisors (see below), whose sum is σ = 28749054180. Its totient is φ = 4800884736.
The previous prime is 12002213117. The next prime is 12002213131. The reversal of 12002213120 is 2131220021.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 5348874496 + 6653338624 = 73136^2 + 81568^2 .
It is a junction number, because it is equal to n+sod(n) for n = 12002213095 and 12002213104.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4687085 + ... + 4689644.
Almost surely, 212002213120 is an apocalyptic number.
12002213120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12002213120 is an abundant number, since it is smaller than the sum of its proper divisors (16746841060).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12002213120 is an frugal number, since it uses more digits than its factorization.
12002213120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9376750 (or 9376736 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 14.
Adding to 12002213120 its reverse (2131220021), we get a palindrome (14133433141).
The spelling of 12002213120 in words is "twelve billion, two million, two hundred thirteen thousand, one hundred twenty".
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