Base | Representation |
---|---|
bin | 10101010010100100… |
… | …00111001010010100 |
3 | 1002111120121210021021 |
4 | 22221102013022110 |
5 | 141402042011040 |
6 | 5130105130524 |
7 | 553150445341 |
oct | 125122071224 |
9 | 32446553237 |
10 | 11430032020 |
11 | 4935a56260 |
12 | 226ba89a44 |
13 | 1102052674 |
14 | 7a60517c8 |
15 | 46d6d624a |
hex | 2a9487294 |
11430032020 has 24 divisors (see below), whose sum is σ = 26185164768. Its totient is φ = 4156375200.
The previous prime is 11430032017. The next prime is 11430032021. The reversal of 11430032020 is 2023003411.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 11430031985 and 11430032003.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11430032021) 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, 25977126 + ... + 25977565.
It is an arithmetic number, because the mean of its divisors is an integer number (1091048532).
Almost surely, 211430032020 is an apocalyptic number.
11430032020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
11430032020 is an abundant number, since it is smaller than the sum of its proper divisors (14755132748).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11430032020 is a wasteful number, since it uses less digits than its factorization.
11430032020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 51954711 (or 51954709 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 16.
Adding to 11430032020 its reverse (2023003411), we get a palindrome (13453035431).
The spelling of 11430032020 in words is "eleven billion, four hundred thirty million, thirty-two thousand, twenty".
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