Base | Representation |
---|---|
bin | 110011011011… |
… | …001000000001 |
3 | 221100212200220 |
4 | 303123020001 |
5 | 11422333244 |
6 | 1200533253 |
7 | 222403413 |
oct | 63331001 |
9 | 27325626 |
10 | 13480449 |
11 | 7678074 |
12 | 4621229 |
13 | 2a3cac8 |
14 | 1b0c9b3 |
15 | 12b4319 |
hex | cdb201 |
13480449 has 4 divisors (see below), whose sum is σ = 17973936. Its totient is φ = 8986964.
The previous prime is 13480429. The next prime is 13480463. The reversal of 13480449 is 94408431.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 13480449 - 28 = 13480193 is a prime.
It is not an unprimeable number, because it can be changed into a prime (13480409) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2246739 + ... + 2246744.
It is an arithmetic number, because the mean of its divisors is an integer number (4493484).
Almost surely, 213480449 is an apocalyptic number.
It is an amenable number.
13480449 is a deficient number, since it is larger than the sum of its proper divisors (4493487).
13480449 is an equidigital number, since it uses as much as digits as its factorization.
13480449 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4493486.
The product of its (nonzero) digits is 13824, while the sum is 33.
The square root of 13480449 is about 3671.5730960993. The cubic root of 13480449 is about 237.9951567877.
The spelling of 13480449 in words is "thirteen million, four hundred eighty thousand, four hundred forty-nine".
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