Base | Representation |
---|---|
bin | 110010100001101111100011… |
… | …101001011000000011110111 |
3 | 1002010211010120210012012102100 |
4 | 302201233203221120003313 |
5 | 213111332334320432411 |
6 | 2104342551231113143 |
7 | 64543642546501521 |
oct | 6241574351300367 |
9 | 1063733523165370 |
10 | 222221132202231 |
11 | 648964a8920708 |
12 | 20b0bb3b6727b3 |
13 | 96cc494247c06 |
14 | 3cc37bb21aa11 |
15 | 1aa57356da456 |
hex | ca1be3a580f7 |
222221132202231 has 12 divisors (see below), whose sum is σ = 321005613079008. Its totient is φ = 148138406130624.
The previous prime is 222221132202227. The next prime is 222221132202233. The reversal of 222221132202231 is 132202231122222.
222221132202231 is a `hidden beast` number, since 2 + 2 + 2 + 2 + 211 + 3 + 220 + 223 + 1 = 666.
It is not a de Polignac number, because 222221132202231 - 22 = 222221132202227 is a prime.
It is a super-2 number, since 2×2222211322022312 (a number of 29 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 222221132202195 and 222221132202204.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (222221132202233) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 751122015 + ... + 751417808.
It is an arithmetic number, because the mean of its divisors is an integer number (26750467756584).
Almost surely, 2222221132202231 is an apocalyptic number.
222221132202231 is a deficient number, since it is larger than the sum of its proper divisors (98784480876777).
222221132202231 is a wasteful number, since it uses less digits than its factorization.
222221132202231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1502556262 (or 1502556259 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 27.
Adding to 222221132202231 its reverse (132202231122222), we get a palindrome (354423363324453).
The spelling of 222221132202231 in words is "two hundred twenty-two trillion, two hundred twenty-one billion, one hundred thirty-two million, two hundred two thousand, two hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.082 sec. • engine limits •