Base | Representation |
---|---|
bin | 10010111010000011… |
… | …000110100000011011 |
3 | 1221101211101001221100 |
4 | 102322003012200123 |
5 | 313034104310233 |
6 | 13154250042443 |
7 | 1316040505404 |
oct | 227203064033 |
9 | 57354331840 |
10 | 20301244443 |
11 | 8678583477 |
12 | 3b26a19423 |
13 | 1bb6c1cc9c |
14 | da83009ab |
15 | 7dc423813 |
hex | 4ba0c681b |
20301244443 has 12 divisors (see below), whose sum is σ = 30269956288. Its totient is φ = 13097576880.
The previous prime is 20301244429. The next prime is 20301244459. The reversal of 20301244443 is 34444210302.
It is a happy number.
20301244443 is a `hidden beast` number, since 203 + 0 + 12 + 4 + 4 + 443 = 666.
It is not a de Polignac number, because 20301244443 - 212 = 20301240347 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20301244463) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36381880 + ... + 36382437.
Almost surely, 220301244443 is an apocalyptic number.
20301244443 is a deficient number, since it is larger than the sum of its proper divisors (9968711845).
20301244443 is a wasteful number, since it uses less digits than its factorization.
20301244443 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 72764354 (or 72764351 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 27.
Adding to 20301244443 its reverse (34444210302), we get a palindrome (54745454745).
The spelling of 20301244443 in words is "twenty billion, three hundred one million, two hundred forty-four thousand, four hundred forty-three".
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