Base | Representation |
---|---|
bin | 1011000110101110100010… |
… | …1000100011111001001000 |
3 | 1121020021122211110120202011 |
4 | 2301223220220203321020 |
5 | 3100022442200031440 |
6 | 41545142145345304 |
7 | 2400105065365021 |
oct | 261535050437110 |
9 | 47207584416664 |
10 | 12210200002120 |
11 | 398835364461a |
12 | 1452503338234 |
13 | 6a7555c84473 |
14 | 302d96605c48 |
15 | 162936aac9ea |
hex | b1ae8a23e48 |
12210200002120 has 64 divisors (see below), whose sum is σ = 27631868846400. Its totient is φ = 4855841706240.
The previous prime is 12210200002093. The next prime is 12210200002141. The reversal of 12210200002120 is 2120000201221.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 12210200002120.
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, 28070851 + ... + 28502509.
It is an arithmetic number, because the mean of its divisors is an integer number (431747950725).
Almost surely, 212210200002120 is an apocalyptic number.
12210200002120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12210200002120 is an abundant number, since it is smaller than the sum of its proper divisors (15421668844280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12210200002120 is a wasteful number, since it uses less digits than its factorization.
12210200002120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 435758 (or 435754 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 13.
Adding to 12210200002120 its reverse (2120000201221), we get a palindrome (14330200203341).
The spelling of 12210200002120 in words is "twelve trillion, two hundred ten billion, two hundred million, two thousand, one hundred twenty".
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