Base | Representation |
---|---|
bin | 1100000001000011010010… |
… | …1011000111111000110110 |
3 | 1201210002000011010001102220 |
4 | 3000100310223013320312 |
5 | 3212432042444402410 |
6 | 44033334033543210 |
7 | 2532356465362260 |
oct | 300206453077066 |
9 | 51702004101386 |
10 | 13212203122230 |
11 | 423429a248282 |
12 | 1594744114b06 |
13 | 74aba024a578 |
14 | 33968cabab30 |
15 | 17da2e101070 |
hex | c0434ac7e36 |
13212203122230 has 128 divisors (see below), whose sum is σ = 37818520012800. Its totient is φ = 2888346768384.
The previous prime is 13212203122213. The next prime is 13212203122241. The reversal of 13212203122230 is 3222130221231.
It is a super-2 number, since 2×132122031222302 (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 13212203122230.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 51015706 + ... + 51274034.
It is an arithmetic number, because the mean of its divisors is an integer number (295457187600).
Almost surely, 213212203122230 is an apocalyptic number.
13212203122230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 13212203122230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18909260006400).
13212203122230 is an abundant number, since it is smaller than the sum of its proper divisors (24606316890570).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13212203122230 is a wasteful number, since it uses less digits than its factorization.
13212203122230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 268958.
The product of its (nonzero) digits is 1728, while the sum is 24.
Adding to 13212203122230 its reverse (3222130221231), we get a palindrome (16434333343461).
The spelling of 13212203122230 in words is "thirteen trillion, two hundred twelve billion, two hundred three million, one hundred twenty-two thousand, two hundred thirty".
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