Base | Representation |
---|---|
bin | 1011000111011011001001… |
… | …0101010110100011100100 |
3 | 1121021102120022110120022122 |
4 | 2301312302111112203210 |
5 | 3100222003004231410 |
6 | 41554442243445112 |
7 | 2401010602003223 |
oct | 261666225264344 |
9 | 47242508416278 |
10 | 12222173898980 |
11 | 3992438597551 |
12 | 14548a5386798 |
13 | 6a87138a9936 |
14 | 3037b098acba |
15 | 162dd7dc3e55 |
hex | b1db25568e4 |
12222173898980 has 12 divisors (see below), whose sum is σ = 25666565187900. Its totient is φ = 4888869559584.
The previous prime is 12222173898973. The next prime is 12222173899009. The reversal of 12222173898980 is 8989837122221.
12222173898980 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 6353948655616 + 5868225243364 = 2520704^2 + 2422442^2 .
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, 305554347455 + ... + 305554347494.
It is an arithmetic number, because the mean of its divisors is an integer number (2138880432325).
Almost surely, 212222173898980 is an apocalyptic number.
12222173898980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12222173898980 is an abundant number, since it is smaller than the sum of its proper divisors (13444391288920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12222173898980 is a wasteful number, since it uses less digits than its factorization.
12222173898980 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 611108694958 (or 611108694956 counting only the distinct ones).
The product of its (nonzero) digits is 13934592, while the sum is 62.
The spelling of 12222173898980 in words is "twelve trillion, two hundred twenty-two billion, one hundred seventy-three million, eight hundred ninety-eight thousand, nine hundred eighty".
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