Base | Representation |
---|---|
bin | 1001101001000010110001… |
… | …00010011101010101001011 |
3 | 2210001211122002022110202101 |
4 | 10310201120202131111023 |
5 | 10234331024131013344 |
6 | 113031450420414231 |
7 | 4315516355361445 |
oct | 464413042352513 |
9 | 83054562273671 |
10 | 21201444001099 |
11 | 683453346656a |
12 | 2464b94847377 |
13 | baa397ab4c5b |
14 | 53422646d495 |
15 | 26b7717089d4 |
hex | 13485889d54b |
21201444001099 has 2 divisors, whose sum is σ = 21201444001100. Its totient is φ = 21201444001098.
The previous prime is 21201444001063. The next prime is 21201444001123. The reversal of 21201444001099 is 99010044410212.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 21201444001099 - 213 = 21201443992907 is a prime.
It is not a weakly prime, because it can be changed into another prime (21201444001009) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10600722000549 + 10600722000550.
It is an arithmetic number, because the mean of its divisors is an integer number (10600722000550).
Almost surely, 221201444001099 is an apocalyptic number.
21201444001099 is a deficient number, since it is larger than the sum of its proper divisors (1).
21201444001099 is an equidigital number, since it uses as much as digits as its factorization.
21201444001099 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 20736, while the sum is 37.
The spelling of 21201444001099 in words is "twenty-one trillion, two hundred one billion, four hundred forty-four million, one thousand, ninety-nine".
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