Base | Representation |
---|---|
bin | 110011010010… |
… | …011111110001 |
3 | 221022002012212 |
4 | 303102133301 |
5 | 11420220410 |
6 | 1200101505 |
7 | 222165362 |
oct | 63223761 |
9 | 27262185 |
10 | 13445105 |
11 | 7653563 |
12 | 4604895 |
13 | 2a299ab |
14 | 1addb69 |
15 | 12a8b05 |
hex | cd27f1 |
13445105 has 8 divisors (see below), whose sum is σ = 16291392. Its totient is φ = 10651248.
The previous prime is 13445101. The next prime is 13445119. The reversal of 13445105 is 50154431.
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 13445105 - 22 = 13445101 is a prime.
It is a super-2 number, since 2×134451052 = 361541696922050, which contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (13445101) 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, 12539 + ... + 13568.
It is an arithmetic number, because the mean of its divisors is an integer number (2036424).
Almost surely, 213445105 is an apocalyptic number.
It is an amenable number.
13445105 is a deficient number, since it is larger than the sum of its proper divisors (2846287).
13445105 is a wasteful number, since it uses less digits than its factorization.
13445105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26215.
The product of its (nonzero) digits is 1200, while the sum is 23.
The square root of 13445105 is about 3666.7567413179. The cubic root of 13445105 is about 237.7869771983.
Adding to 13445105 its reverse (50154431), we get a palindrome (63599536).
The spelling of 13445105 in words is "thirteen million, four hundred forty-five thousand, one hundred five".
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