Base | Representation |
---|---|
bin | 110100011011… |
… | …100100110010 |
3 | 221212021211010 |
4 | 310123210302 |
5 | 12004310214 |
6 | 1210331350 |
7 | 224553144 |
oct | 64334462 |
9 | 27767733 |
10 | 13744434 |
11 | 7838440 |
12 | 4729b56 |
13 | 2b03002 |
14 | 1b7ac94 |
15 | 1317659 |
hex | d1b932 |
13744434 has 64 divisors (see below), whose sum is σ = 31933440. Its totient is φ = 3904320.
The previous prime is 13744433. The next prime is 13744441. The reversal of 13744434 is 43444731.
13744434 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (13744433) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 82219 + ... + 82385.
It is an arithmetic number, because the mean of its divisors is an integer number (498960).
Almost surely, 213744434 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 13744434, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15966720).
13744434 is an abundant number, since it is smaller than the sum of its proper divisors (18189006).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13744434 is a wasteful number, since it uses less digits than its factorization.
13744434 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 255.
The product of its digits is 16128, while the sum is 30.
The square root of 13744434 is about 3707.3486482930. The cubic root of 13744434 is about 239.5386623777.
It can be divided in two parts, 13 and 744434, that added together give a palindrome (744447).
The spelling of 13744434 in words is "thirteen million, seven hundred forty-four thousand, four hundred thirty-four".
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