Base | Representation |
---|---|
bin | 110010111011… |
… | …111011000101 |
3 | 221010101101102 |
4 | 302323323011 |
5 | 11404241040 |
6 | 1154105445 |
7 | 221331665 |
oct | 62737305 |
9 | 27111342 |
10 | 13352645 |
11 | 75a0049 |
12 | 457b285 |
13 | 29c6897 |
14 | 1ab81a5 |
15 | 128b515 |
hex | cbbec5 |
13352645 has 8 divisors (see below), whose sum is σ = 16165656. Its totient is φ = 10587136.
The previous prime is 13352641. The next prime is 13352663. The reversal of 13352645 is 54625331.
It can be written as a sum of positive squares in 4 ways, for example, as 743044 + 12609601 = 862^2 + 3551^2 .
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 13352645 - 22 = 13352641 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13352641) 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, 11252 + ... + 12381.
It is an arithmetic number, because the mean of its divisors is an integer number (2020707).
Almost surely, 213352645 is an apocalyptic number.
It is an amenable number.
13352645 is a deficient number, since it is larger than the sum of its proper divisors (2813011).
13352645 is a wasteful number, since it uses less digits than its factorization.
13352645 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23751.
The product of its digits is 10800, while the sum is 29.
The square root of 13352645 is about 3654.1271187522. The cubic root of 13352645 is about 237.2406476357.
Adding to 13352645 its reverse (54625331), we get a palindrome (67977976).
The spelling of 13352645 in words is "thirteen million, three hundred fifty-two thousand, six hundred forty-five".
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