Base | Representation |
---|---|
bin | 10100011111011011… |
… | …010110110010001101 |
3 | 2002210100211120001001 |
4 | 110133123112302031 |
5 | 330030014221024 |
6 | 14035125220301 |
7 | 1406142530122 |
oct | 243733266215 |
9 | 62710746031 |
10 | 22002101389 |
11 | 9370681474 |
12 | 4320561691 |
13 | 20c8409608 |
14 | 10ca16a749 |
15 | 88b8e6244 |
hex | 51f6d6c8d |
22002101389 has 2 divisors, whose sum is σ = 22002101390. Its totient is φ = 22002101388.
The previous prime is 22002101383. The next prime is 22002101419. The reversal of 22002101389 is 98310120022.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 21582548100 + 419553289 = 146910^2 + 20483^2 .
It is a cyclic number.
It is not a de Polignac number, because 22002101389 - 25 = 22002101357 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (22002101383) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11001050694 + 11001050695.
It is an arithmetic number, because the mean of its divisors is an integer number (11001050695).
Almost surely, 222002101389 is an apocalyptic number.
It is an amenable number.
22002101389 is a deficient number, since it is larger than the sum of its proper divisors (1).
22002101389 is an equidigital number, since it uses as much as digits as its factorization.
22002101389 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1728, while the sum is 28.
The spelling of 22002101389 in words is "twenty-two billion, two million, one hundred one thousand, three hundred eighty-nine".
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