Base | Representation |
---|---|
bin | 11000101000011100… |
… | …11100000001011000 |
3 | 1021010121201112120100 |
4 | 30110032130001120 |
5 | 204040400343000 |
6 | 10024121055400 |
7 | 645465052221 |
oct | 142416340130 |
9 | 37117645510 |
10 | 13224231000 |
11 | 5676808532 |
12 | 2690927560 |
13 | 1329991176 |
14 | 8d6458248 |
15 | 525e95a00 |
hex | 31439c058 |
13224231000 has 96 divisors (see below), whose sum is σ = 44697931200. Its totient is φ = 3526459200.
The previous prime is 13224230969. The next prime is 13224231001. The reversal of 13224231000 is 13242231.
It is a super-2 number, since 2×132242310002 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13224231001) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 725680 + ... + 743679.
It is an arithmetic number, because the mean of its divisors is an integer number (465603450).
Almost surely, 213224231000 is an apocalyptic number.
13224231000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13224231000 is an abundant number, since it is smaller than the sum of its proper divisors (31473700200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13224231000 is a wasteful number, since it uses less digits than its factorization.
13224231000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1469386 (or 1469369 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
Adding to 13224231000 its reverse (13242231), we get a palindrome (13237473231).
The spelling of 13224231000 in words is "thirteen billion, two hundred twenty-four million, two hundred thirty-one thousand".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •