Base | Representation |
---|---|
bin | 110011001001… |
… | …100011000011 |
3 | 221020012221022 |
4 | 303021203003 |
5 | 11413032301 |
6 | 1155220055 |
7 | 221653460 |
oct | 63114303 |
9 | 27205838 |
10 | 13408451 |
11 | 7628a71 |
12 | 45a762b |
13 | 2a160c4 |
14 | 1ad0667 |
15 | 129cd1b |
hex | cc98c3 |
13408451 has 8 divisors (see below), whose sum is σ = 15391584. Its totient is φ = 11442240.
The previous prime is 13408397. The next prime is 13408463. The reversal of 13408451 is 15480431.
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-13408451 is a prime.
It is a Duffinian number.
It is a zygodrome in base 6.
It is a self number, because there is not a number n which added to its sum of digits gives 13408451.
It is not an unprimeable number, because it can be changed into a prime (13408481) 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, 2480 + ... + 5741.
It is an arithmetic number, because the mean of its divisors is an integer number (1923948).
Almost surely, 213408451 is an apocalyptic number.
13408451 is a deficient number, since it is larger than the sum of its proper divisors (1983133).
13408451 is an equidigital number, since it uses as much as digits as its factorization.
13408451 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8461.
The product of its (nonzero) digits is 1920, while the sum is 26.
The square root of 13408451 is about 3661.7551802380. The cubic root of 13408451 is about 237.5706958516.
Adding to 13408451 its reverse (15480431), we get a palindrome (28888882).
The spelling of 13408451 in words is "thirteen million, four hundred eight thousand, four hundred fifty-one".
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