Base | Representation |
---|---|
bin | 110101010011… |
… | …011000001101 |
3 | 222021220100201 |
4 | 311103120031 |
5 | 12034114010 |
6 | 1215253501 |
7 | 226524424 |
oct | 65233015 |
9 | 28256321 |
10 | 13973005 |
11 | 7984142 |
12 | 481a291 |
13 | 2b83067 |
14 | 1bda2bb |
15 | 136023a |
hex | d5360d |
13973005 has 8 divisors (see below), whose sum is σ = 17176824. Its totient is φ = 10905600.
The previous prime is 13972969. The next prime is 13973017. The reversal of 13973005 is 50037931.
13973005 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 643204 + 13329801 = 802^2 + 3651^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 13973005 - 215 = 13940237 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33876 + ... + 34285.
It is an arithmetic number, because the mean of its divisors is an integer number (2147103).
Almost surely, 213973005 is an apocalyptic number.
It is an amenable number.
13973005 is a deficient number, since it is larger than the sum of its proper divisors (3203819).
13973005 is an equidigital number, since it uses as much as digits as its factorization.
13973005 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 68207.
The product of its (nonzero) digits is 2835, while the sum is 28.
The square root of 13973005 is about 3738.0482875426. The cubic root of 13973005 is about 240.8592177200.
The spelling of 13973005 in words is "thirteen million, nine hundred seventy-three thousand, five".
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