Base | Representation |
---|---|
bin | 110010001000… |
… | …100110001011 |
3 | 220201200222222 |
4 | 302020212023 |
5 | 11331024121 |
6 | 1145404255 |
7 | 216465032 |
oct | 62104613 |
9 | 26650888 |
10 | 13142411 |
11 | 74670a7 |
12 | 449968b |
13 | 2951c99 |
14 | 1a61719 |
15 | 12490ab |
hex | c8898b |
13142411 has 4 divisors (see below), whose sum is σ = 13915512. Its totient is φ = 12369312.
The previous prime is 13142401. The next prime is 13142413. The reversal of 13142411 is 11424131.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 13142411 - 26 = 13142347 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (17), and also a Moran number because the ratio is a prime number: 773083 = 13142411 / (1 + 3 + 1 + 4 + 2 + 4 + 1 + 1).
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 13142411.
It is not an unprimeable number, because it can be changed into a prime (13142413) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 386525 + ... + 386558.
It is an arithmetic number, because the mean of its divisors is an integer number (3478878).
Almost surely, 213142411 is an apocalyptic number.
13142411 is a deficient number, since it is larger than the sum of its proper divisors (773101).
13142411 is an equidigital number, since it uses as much as digits as its factorization.
13142411 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 773100.
The product of its digits is 96, while the sum is 17.
The square root of 13142411 is about 3625.2463364577. The cubic root of 13142411 is about 235.9889573977.
Adding to 13142411 its reverse (11424131), we get a palindrome (24566542).
The spelling of 13142411 in words is "thirteen million, one hundred forty-two thousand, four hundred eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.000 sec. • engine limits •