Base | Representation |
---|---|
bin | 1001101001101011010010… |
… | …10111010101001011110111 |
3 | 2210010220210101012022020122 |
4 | 10310311221113111023313 |
5 | 10240210103442231203 |
6 | 113045445355322155 |
7 | 4320216465061661 |
oct | 464655127251367 |
9 | 83126711168218 |
10 | 21223201133303 |
11 | 684278882aa64 |
12 | 246924715035b |
13 | bac454520990 |
14 | 5352cbc6d531 |
15 | 26c0e6861538 |
hex | 134d695d52f7 |
21223201133303 has 16 divisors (see below), whose sum is σ = 23897278272000. Its totient is φ = 18701326933344.
The previous prime is 21223201133263. The next prime is 21223201133311. The reversal of 21223201133303 is 30333110232212.
It is a cyclic number.
It is not a de Polignac number, because 21223201133303 - 28 = 21223201133047 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (21223201133203) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70973651 + ... + 71272052.
It is an arithmetic number, because the mean of its divisors is an integer number (1493579892000).
Almost surely, 221223201133303 is an apocalyptic number.
21223201133303 is a gapful number since it is divisible by the number (23) formed by its first and last digit.
21223201133303 is a deficient number, since it is larger than the sum of its proper divisors (2674077138697).
21223201133303 is a wasteful number, since it uses less digits than its factorization.
21223201133303 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 142246238.
The product of its (nonzero) digits is 3888, while the sum is 26.
Adding to 21223201133303 its reverse (30333110232212), we get a palindrome (51556311365515).
The spelling of 21223201133303 in words is "twenty-one trillion, two hundred twenty-three billion, two hundred one million, one hundred thirty-three thousand, three hundred three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •