Base | Representation |
---|---|
bin | 110010110001… |
… | …110100000010 |
3 | 221001021120200 |
4 | 302301310002 |
5 | 11401424414 |
6 | 1153150030 |
7 | 221100156 |
oct | 62616402 |
9 | 27037520 |
10 | 13311234 |
11 | 7571a22 |
12 | 455b316 |
13 | 29b0a91 |
14 | 1aa7066 |
15 | 127e109 |
hex | cb1d02 |
13311234 has 12 divisors (see below), whose sum is σ = 28841046. Its totient is φ = 4437072.
The previous prime is 13311223. The next prime is 13311239. The reversal of 13311234 is 43211331.
It can be written as a sum of positive squares in only one way, i.e., 12215025 + 1096209 = 3495^2 + 1047^2 .
It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 739513 = 13311234 / (1 + 3 + 3 + 1 + 1 + 2 + 3 + 4).
It is not an unprimeable number, because it can be changed into a prime (13311239) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 369739 + ... + 369774.
Almost surely, 213311234 is an apocalyptic number.
13311234 is an abundant number, since it is smaller than the sum of its proper divisors (15529812).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13311234 is a wasteful number, since it uses less digits than its factorization.
13311234 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 739521 (or 739518 counting only the distinct ones).
The product of its digits is 216, while the sum is 18.
The square root of 13311234 is about 3648.4563859254. The cubic root of 13311234 is about 236.9951395681.
Adding to 13311234 its reverse (43211331), we get a palindrome (56522565).
The spelling of 13311234 in words is "thirteen million, three hundred eleven thousand, two hundred thirty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •