Base | Representation |
---|---|
bin | 1001101001111101100101… |
… | …10011111011110111010010 |
3 | 2210011212010220100020020000 |
4 | 10310332302303323313102 |
5 | 10240340212431144442 |
6 | 113054152150430430 |
7 | 4321015053123411 |
oct | 464766263736722 |
9 | 83155126306200 |
10 | 21233023303122 |
11 | 6846969124584 |
12 | 246b128662416 |
13 | bb035b416a97 |
14 | 535980541478 |
15 | 26c4bdce3d4c |
hex | 134fb2cfbdd2 |
21233023303122 has 20 divisors (see below), whose sum is σ = 47577700364766. Its totient is φ = 7077674434320.
The previous prime is 21233023303117. The next prime is 21233023303133. The reversal of 21233023303122 is 22130332033212.
21233023303122 is a `hidden beast` number, since 2 + 1 + 2 + 3 + 302 + 330 + 3 + 1 + 22 = 666.
It can be written as a sum of positive squares in only one way, i.e., 21092975958681 + 140047344441 = 4592709^2 + 374229^2 .
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an unprimeable number.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 65534022379 + ... + 65534022702.
Almost surely, 221233023303122 is an apocalyptic number.
21233023303122 is an abundant number, since it is smaller than the sum of its proper divisors (26344677061644).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
21233023303122 is a wasteful number, since it uses less digits than its factorization.
21233023303122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 131068045095 (or 131068045086 counting only the distinct ones).
The product of its (nonzero) digits is 7776, while the sum is 27.
Adding to 21233023303122 its reverse (22130332033212), we get a palindrome (43363355336334).
The spelling of 21233023303122 in words is "twenty-one trillion, two hundred thirty-three billion, twenty-three million, three hundred three thousand, one hundred twenty-two".
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