Base | Representation |
---|---|
bin | 110001110110… |
… | …000111010001 |
3 | 220120212011001 |
4 | 301312013101 |
5 | 11321113310 |
6 | 1144022001 |
7 | 216031231 |
oct | 61660721 |
9 | 26525131 |
10 | 13066705 |
11 | 7415233 |
12 | 4461901 |
13 | 29266a2 |
14 | 1a41cc1 |
15 | 123193a |
hex | c761d1 |
13066705 has 8 divisors (see below), whose sum is σ = 16013952. Its totient is φ = 10230768.
The previous prime is 13066657. The next prime is 13066709. The reversal of 13066705 is 50766031.
13066705 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 13066705 - 211 = 13064657 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13066709) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27567 + ... + 28036.
It is an arithmetic number, because the mean of its divisors is an integer number (2001744).
Almost surely, 213066705 is an apocalyptic number.
It is an amenable number.
13066705 is a deficient number, since it is larger than the sum of its proper divisors (2947247).
13066705 is an equidigital number, since it uses as much as digits as its factorization.
13066705 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 55655.
The product of its (nonzero) digits is 3780, while the sum is 28.
The square root of 13066705 is about 3614.7897587550. The cubic root of 13066705 is about 235.5349515307.
The spelling of 13066705 in words is "thirteen million, sixty-six thousand, seven hundred five".
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