Base | Representation |
---|---|
bin | 101111011011… |
… | …001100000010 |
3 | 212101121200021 |
4 | 233123030002 |
5 | 11140312010 |
6 | 1122244054 |
7 | 210446164 |
oct | 57331402 |
9 | 25347607 |
10 | 12432130 |
11 | 7021497 |
12 | 41b662a |
13 | 27638b9 |
14 | 1918934 |
15 | 11588da |
hex | bdb302 |
12432130 has 16 divisors (see below), whose sum is σ = 22438584. Its totient is φ = 4959360.
The previous prime is 12432107. The next prime is 12432163. The reversal of 12432130 is 3123421.
It is a happy number.
12432130 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 7856809 + 4575321 = 2803^2 + 2139^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2734 + ... + 5686.
Almost surely, 212432130 is an apocalyptic number.
12432130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12432130 is a deficient number, since it is larger than the sum of its proper divisors (10006454).
12432130 is a wasteful number, since it uses less digits than its factorization.
12432130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3381.
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 12432130 is about 3525.9225743059. The cubic root of 12432130 is about 231.6586463302.
Adding to 12432130 its reverse (3123421), we get a palindrome (15555551).
The spelling of 12432130 in words is "twelve million, four hundred thirty-two thousand, one hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •