Base | Representation |
---|---|
bin | 11110000110100110… |
… | …111011010000101101 |
3 | 10002102122122201221212 |
4 | 132012212323100231 |
5 | 1012144204402341 |
6 | 22503220404205 |
7 | 2222666001635 |
oct | 360646732055 |
9 | 102378581855 |
10 | 32323122221 |
11 | 12787618155 |
12 | 6320b46665 |
13 | 3081774830 |
14 | 17c8bb56c5 |
15 | c92a665eb |
hex | 7869bb42d |
32323122221 has 32 divisors (see below), whose sum is σ = 36995481600. Its totient is φ = 27994299840.
The previous prime is 32323122179. The next prime is 32323122229. The reversal of 32323122221 is 12222132323.
It is a de Polignac number, because none of the positive numbers 2k-32323122221 is a prime.
It is a super-2 number, since 2×323231222212 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (32323122229) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29735540 + ... + 29736626.
It is an arithmetic number, because the mean of its divisors is an integer number (1156108800).
Almost surely, 232323122221 is an apocalyptic number.
It is an amenable number.
32323122221 is a deficient number, since it is larger than the sum of its proper divisors (4672359379).
32323122221 is a wasteful number, since it uses less digits than its factorization.
32323122221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2169.
The product of its digits is 1728, while the sum is 23.
Adding to 32323122221 its reverse (12222132323), we get a palindrome (44545254544).
The spelling of 32323122221 in words is "thirty-two billion, three hundred twenty-three million, one hundred twenty-two thousand, two hundred twenty-one".
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