Base | Representation |
---|---|
bin | 110100001001… |
… | …011000101101 |
3 | 221201111121211 |
4 | 310021120231 |
5 | 11444414213 |
6 | 1204554421 |
7 | 224123014 |
oct | 64113055 |
9 | 27644554 |
10 | 13669933 |
11 | 7797472 |
12 | 46b2a11 |
13 | 2aa8124 |
14 | 1b5ba7b |
15 | 130053d |
hex | d0962d |
13669933 has 8 divisors (see below), whose sum is σ = 14487480. Its totient is φ = 12875520.
The previous prime is 13669927. The next prime is 13669937. The reversal of 13669933 is 33996631.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 405769 + 13264164 = 637^2 + 3642^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-13669933 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13669937) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4560 + ... + 6937.
It is an arithmetic number, because the mean of its divisors is an integer number (1810935).
Almost surely, 213669933 is an apocalyptic number.
It is an amenable number.
13669933 is a deficient number, since it is larger than the sum of its proper divisors (817547).
13669933 is a wasteful number, since it uses less digits than its factorization.
13669933 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11567.
The product of its digits is 78732, while the sum is 40.
The square root of 13669933 is about 3697.2872487812. The cubic root of 13669933 is about 239.1050756728.
The spelling of 13669933 in words is "thirteen million, six hundred sixty-nine thousand, nine hundred thirty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.109 sec. • engine limits •