Base | Representation |
---|---|
bin | 110010011110… |
… | …001110011010 |
3 | 220220012112010 |
4 | 302132032122 |
5 | 11341343002 |
6 | 1151330350 |
7 | 220314231 |
oct | 62361632 |
9 | 26805463 |
10 | 13231002 |
11 | 7517714 |
12 | 45209b6 |
13 | 29833c5 |
14 | 1a85b18 |
15 | 126546c |
hex | c9e39a |
13231002 has 8 divisors (see below), whose sum is σ = 26462016. Its totient is φ = 4410332.
The previous prime is 13230991. The next prime is 13231019. The reversal of 13231002 is 20013231.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
13231002 is an admirable number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1102578 + ... + 1102589.
It is an arithmetic number, because the mean of its divisors is an integer number (3307752).
Almost surely, 213231002 is an apocalyptic number.
13231002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13231002 is a wasteful number, since it uses less digits than its factorization.
13231002 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2205172.
The product of its (nonzero) digits is 36, while the sum is 12.
The square root of 13231002 is about 3637.4444325653. Note that the first 4 decimals coincide. The cubic root of 13231002 is about 236.5180256439.
Adding to 13231002 its reverse (20013231), we get a palindrome (33244233).
The spelling of 13231002 in words is "thirteen million, two hundred thirty-one thousand, two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •