Base | Representation |
---|---|
bin | 1010111010011111111100… |
… | …0101100010100010110100 |
3 | 1120111012102020002101121212 |
4 | 2232213333011202202310 |
5 | 3033102223031100040 |
6 | 41304440332500552 |
7 | 2345660146026542 |
oct | 256477705424264 |
9 | 46435366071555 |
10 | 12000123300020 |
11 | 390725083aa49 |
12 | 141985501a758 |
13 | 6907b710088b |
14 | 2d6b48116d92 |
15 | 15c23db78d65 |
hex | ae9ff1628b4 |
12000123300020 has 24 divisors (see below), whose sum is σ = 25212790222368. Its totient is φ = 4797662407200.
The previous prime is 12000123300019. The next prime is 12000123300049. The reversal of 12000123300020 is 2000332100021.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 12000123299968 and 12000123300004.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149140826 + ... + 149221265.
It is an arithmetic number, because the mean of its divisors is an integer number (1050532925932).
Almost surely, 212000123300020 is an apocalyptic number.
12000123300020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12000123300020 is an abundant number, since it is smaller than the sum of its proper divisors (13212666922348).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12000123300020 is a wasteful number, since it uses less digits than its factorization.
12000123300020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 298364111 (or 298364109 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 14.
Adding to 12000123300020 its reverse (2000332100021), we get a palindrome (14000455400041).
The spelling of 12000123300020 in words is "twelve trillion, one hundred twenty-three million, three hundred thousand, twenty".
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