Base | Representation |
---|---|
bin | 10110110001011111… |
… | …01001101010001010 |
3 | 1011120001221121222011 |
4 | 23120233221222022 |
5 | 200014413222100 |
6 | 5341112050134 |
7 | 611656606030 |
oct | 133057515212 |
9 | 34501847864 |
10 | 12226304650 |
11 | 520448070a |
12 | 245269394a |
13 | 11caccbac1 |
14 | 83daca550 |
15 | 4b8573bba |
hex | 2d8be9a8a |
12226304650 has 48 divisors (see below), whose sum is σ = 26318672640. Its totient is φ = 4138804800.
The previous prime is 12226304639. The next prime is 12226304663. The reversal of 12226304650 is 5640362221.
It is a super-2 number, since 2×122263046502 (a number of 21 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 193441 + ... + 248740.
It is an arithmetic number, because the mean of its divisors is an integer number (548305680).
Almost surely, 212226304650 is an apocalyptic number.
12226304650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12226304650 is an abundant number, since it is smaller than the sum of its proper divisors (14092367990).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12226304650 is a wasteful number, since it uses less digits than its factorization.
12226304650 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 442279 (or 442274 counting only the distinct ones).
The product of its (nonzero) digits is 17280, while the sum is 31.
Adding to 12226304650 its reverse (5640362221), we get a palindrome (17866666871).
The spelling of 12226304650 in words is "twelve billion, two hundred twenty-six million, three hundred four thousand, six hundred fifty".
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