Base | Representation |
---|---|
bin | 110011010011… |
… | …101111110000 |
3 | 221022100020110 |
4 | 303103233300 |
5 | 11420401344 |
6 | 1200141320 |
7 | 222216324 |
oct | 63235760 |
9 | 27270213 |
10 | 13450224 |
11 | 7657397 |
12 | 4607840 |
13 | 2a2c118 |
14 | 1b01984 |
15 | 12aa3b9 |
hex | cd3bf0 |
13450224 has 40 divisors (see below), whose sum is σ = 35196160. Its totient is φ = 4425408.
The previous prime is 13450223. The next prime is 13450237. The reversal of 13450224 is 42205431.
It is a self number, because there is not a number n which added to its sum of digits gives 13450224.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13450223) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2019 + ... + 5565.
It is an arithmetic number, because the mean of its divisors is an integer number (879904).
Almost surely, 213450224 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 13450224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17598080).
13450224 is an abundant number, since it is smaller than the sum of its proper divisors (21745936).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13450224 is a wasteful number, since it uses less digits than its factorization.
13450224 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3637 (or 3631 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 21.
The square root of 13450224 is about 3667.4547031968. The cubic root of 13450224 is about 237.8171511808.
Adding to 13450224 its reverse (42205431), we get a palindrome (55655655).
The spelling of 13450224 in words is "thirteen million, four hundred fifty thousand, two hundred twenty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •