Base | Representation |
---|---|
bin | 10111001010000000… |
… | …11100100011100100 |
3 | 1012002102001202121110 |
4 | 23211000130203210 |
5 | 200430100042040 |
6 | 5413341345020 |
7 | 620035355100 |
oct | 134500344344 |
9 | 35072052543 |
10 | 12432034020 |
11 | 52aa61718a |
12 | 24ab568170 |
13 | 1231810b63 |
14 | 85d160900 |
15 | 4cb660980 |
hex | 2e501c8e4 |
12432034020 has 144 divisors (see below), whose sum is σ = 42624308160. Its totient is φ = 2692037376.
The previous prime is 12432034007. The next prime is 12432034031. The reversal of 12432034020 is 2043023421.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 55419 + ... + 167138.
It is an arithmetic number, because the mean of its divisors is an integer number (296002140).
Almost surely, 212432034020 is an apocalyptic number.
12432034020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12432034020 is an abundant number, since it is smaller than the sum of its proper divisors (30192274140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12432034020 is a wasteful number, since it uses less digits than its factorization.
12432034020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 222602 (or 222593 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 21.
Adding to 12432034020 its reverse (2043023421), we get a palindrome (14475057441).
The spelling of 12432034020 in words is "twelve billion, four hundred thirty-two million, thirty-four thousand, twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •