Base | Representation |
---|---|
bin | 1001101100011111110010… |
… | …00111111111000101010110 |
3 | 2210111011220120212010101102 |
4 | 10312033321013333011112 |
5 | 10243302032142411410 |
6 | 113202153024030102 |
7 | 4330220003353613 |
oct | 466177107770526 |
9 | 83434816763342 |
10 | 21320102310230 |
11 | 687a893a38459 |
12 | 2483b8b162332 |
13 | bb8628027ca9 |
14 | 539c8152150a |
15 | 26e8b89d62a5 |
hex | 1363f91ff156 |
21320102310230 has 96 divisors (see below), whose sum is σ = 41547905538048. Its totient is φ = 7871244920000.
The previous prime is 21320102310229. The next prime is 21320102310259. The reversal of 21320102310230 is 3201320102312.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 17048855 + ... + 18256605.
It is an arithmetic number, because the mean of its divisors is an integer number (432790682688).
Almost surely, 221320102310230 is an apocalyptic number.
21320102310230 is a deficient number, since it is larger than the sum of its proper divisors (20227803227818).
21320102310230 is a wasteful number, since it uses less digits than its factorization.
21320102310230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1207922 (or 1207899 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 20.
Adding to 21320102310230 its reverse (3201320102312), we get a palindrome (24521422412542).
The spelling of 21320102310230 in words is "twenty-one trillion, three hundred twenty billion, one hundred two million, three hundred ten thousand, two hundred thirty".
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