Base | Representation |
---|---|
bin | 11000101000001100… |
… | …00011011101001110 |
3 | 1021010110120212210110 |
4 | 30110012003131032 |
5 | 204034320030410 |
6 | 10024002020450 |
7 | 645440266560 |
oct | 142406033516 |
9 | 37113525713 |
10 | 13222033230 |
11 | 567554729a |
12 | 2690047726 |
13 | 13293a1a03 |
14 | 8d6045330 |
15 | 525bae720 |
hex | 31418374e |
13222033230 has 128 divisors (see below), whose sum is σ = 37890643968. Its totient is φ = 2887137792.
The previous prime is 13222033229. The next prime is 13222033241. The reversal of 13222033230 is 3233022231.
It is a super-3 number, since 3×132220332303 (a number of 31 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 13222033197 and 13222033206.
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, 5973604 + ... + 5975816.
It is an arithmetic number, because the mean of its divisors is an integer number (296020656).
Almost surely, 213222033230 is an apocalyptic number.
13222033230 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 13222033230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18945321984).
13222033230 is an abundant number, since it is smaller than the sum of its proper divisors (24668610738).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13222033230 is a wasteful number, since it uses less digits than its factorization.
13222033230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3490.
The product of its (nonzero) digits is 1296, while the sum is 21.
Adding to 13222033230 its reverse (3233022231), we get a palindrome (16455055461).
The spelling of 13222033230 in words is "thirteen billion, two hundred twenty-two million, thirty-three thousand, two hundred thirty".
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