Base | Representation |
---|---|
bin | 110100100111… |
… | …100101101010 |
3 | 221221210022122 |
4 | 310213211222 |
5 | 12012344032 |
6 | 1211351242 |
7 | 225146462 |
oct | 64474552 |
9 | 27853278 |
10 | 13793642 |
11 | 7871405 |
12 | 4752522 |
13 | 2b1c525 |
14 | 1b90ba2 |
15 | 1327012 |
hex | d2796a |
13793642 has 8 divisors (see below), whose sum is σ = 20974116. Its totient is φ = 6802272.
The previous prime is 13793641. The next prime is 13793651. The reversal of 13793642 is 24639731.
It can be written as a sum of positive squares in 2 ways, for example, as 12327121 + 1466521 = 3511^2 + 1211^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (13793641) by changing a digit.
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, 47093 + ... + 47384.
Almost surely, 213793642 is an apocalyptic number.
13793642 is a deficient number, since it is larger than the sum of its proper divisors (7180474).
13793642 is an equidigital number, since it uses as much as digits as its factorization.
13793642 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 94552.
The product of its digits is 27216, while the sum is 35.
The square root of 13793642 is about 3713.9792675781. The cubic root of 13793642 is about 239.8241883705.
The spelling of 13793642 in words is "thirteen million, seven hundred ninety-three thousand, six hundred forty-two".
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