Base | Representation |
---|---|
bin | 1001101001111100010000… |
… | …11110011011101010011010 |
3 | 2210011210022101211021020122 |
4 | 10310332020132123222122 |
5 | 10240332234113220010 |
6 | 113053553454553242 |
7 | 4320661336625306 |
oct | 464761036335232 |
9 | 83153271737218 |
10 | 21232313023130 |
11 | 68466341a3720 |
12 | 246ab6a808822 |
13 | bb0277218571 |
14 | 53591408cd06 |
15 | 26c47b790855 |
hex | 134f8879ba9a |
21232313023130 has 32 divisors (see below), whose sum is σ = 41693125275648. Its totient is φ = 7720733073600.
The previous prime is 21232313023111. The next prime is 21232313023169. The reversal of 21232313023130 is 3132031323212.
It is a super-2 number, since 2×212323130231302 (a number of 27 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 21232313023130.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6768224 + ... + 9395396.
It is an arithmetic number, because the mean of its divisors is an integer number (1302910164864).
Almost surely, 221232313023130 is an apocalyptic number.
21232313023130 is a deficient number, since it is larger than the sum of its proper divisors (20460812252518).
21232313023130 is a wasteful number, since it uses less digits than its factorization.
21232313023130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2700662.
The product of its (nonzero) digits is 3888, while the sum is 26.
Adding to 21232313023130 its reverse (3132031323212), we get a palindrome (24364344346342).
The spelling of 21232313023130 in words is "twenty-one trillion, two hundred thirty-two billion, three hundred thirteen million, twenty-three thousand, one hundred thirty".
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