Base | Representation |
---|---|
bin | 10110011001101100… |
… | …10011000111001000 |
3 | 1011001011101201021110 |
4 | 23030312103013020 |
5 | 144112320030322 |
6 | 5305222210320 |
7 | 604014303456 |
oct | 131466230710 |
9 | 34034351243 |
10 | 12026720712 |
11 | 5111852306 |
12 | 23b78839a0 |
13 | 119885bcb6 |
14 | 8213b59d6 |
15 | 4a5c9cc0c |
hex | 2ccd931c8 |
12026720712 has 32 divisors (see below), whose sum is σ = 30070836000. Its totient is φ = 4008369024.
The previous prime is 12026720711. The next prime is 12026720747. The reversal of 12026720712 is 21702762021.
It is a super-2 number, since 2×120267207122 (a number of 21 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 12026720712.
It is not an unprimeable number, because it can be changed into a prime (12026720711) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 175539 + ... + 234237.
It is an arithmetic number, because the mean of its divisors is an integer number (939713625).
Almost surely, 212026720712 is an apocalyptic number.
12026720712 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
12026720712 is an abundant number, since it is smaller than the sum of its proper divisors (18044115288).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12026720712 is a wasteful number, since it uses less digits than its factorization.
12026720712 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 67245 (or 67241 counting only the distinct ones).
The product of its (nonzero) digits is 4704, while the sum is 30.
The spelling of 12026720712 in words is "twelve billion, twenty-six million, seven hundred twenty thousand, seven hundred twelve".
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