Base | Representation |
---|---|
bin | 110001110000… |
… | …010000101111 |
3 | 220112122021021 |
4 | 301300100233 |
5 | 11314331420 |
6 | 1143315011 |
7 | 215601316 |
oct | 61602057 |
9 | 26478237 |
10 | 13042735 |
11 | 73a9222 |
12 | 444ba67 |
13 | 29187c4 |
14 | 1a3727d |
15 | 12297aa |
hex | c7042f |
13042735 has 8 divisors (see below), whose sum is σ = 15984576. Its totient is φ = 10212000.
The previous prime is 13042727. The next prime is 13042751. The reversal of 13042735 is 53724031.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 13042735 - 23 = 13042727 is a prime.
It is a super-2 number, since 2×130427352 = 340225872560450, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27516 + ... + 27985.
It is an arithmetic number, because the mean of its divisors is an integer number (1998072).
Almost surely, 213042735 is an apocalyptic number.
13042735 is a deficient number, since it is larger than the sum of its proper divisors (2941841).
13042735 is an equidigital number, since it uses as much as digits as its factorization.
13042735 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 55553.
The product of its (nonzero) digits is 2520, while the sum is 25.
The square root of 13042735 is about 3611.4726912992. The cubic root of 13042735 is about 235.3908389796.
Adding to 13042735 its reverse (53724031), we get a palindrome (66766766).
The spelling of 13042735 in words is "thirteen million, forty-two thousand, seven hundred thirty-five".
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