Base | Representation |
---|---|
bin | 101010011101… |
… | …110001110100 |
3 | 202221120021001 |
4 | 222131301310 |
5 | 10322211040 |
6 | 1034333044 |
7 | 163422604 |
oct | 52356164 |
9 | 22846231 |
10 | 11132020 |
11 | 6313719 |
12 | 388a184 |
13 | 23c9bc3 |
14 | 169ac04 |
15 | e9d59a |
hex | a9dc74 |
11132020 has 12 divisors (see below), whose sum is σ = 23377284. Its totient is φ = 4452800.
The previous prime is 11132003. The next prime is 11132029. The reversal of 11132020 is 2023111.
It can be written as a sum of positive squares in 2 ways, for example, as 6492304 + 4639716 = 2548^2 + 2154^2 .
It is a Harshad number since it is a multiple of its sum of digits (10).
It is a junction number, because it is equal to n+sod(n) for n = 11131988 and 11132006.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11132029) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 278281 + ... + 278320.
It is an arithmetic number, because the mean of its divisors is an integer number (1948107).
Almost surely, 211132020 is an apocalyptic number.
11132020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
11132020 is an abundant number, since it is smaller than the sum of its proper divisors (12245264).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11132020 is a wasteful number, since it uses less digits than its factorization.
11132020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 556610 (or 556608 counting only the distinct ones).
The product of its (nonzero) digits is 12, while the sum is 10.
The square root of 11132020 is about 3336.4681925653. The cubic root of 11132020 is about 223.2841999783.
Adding to 11132020 its reverse (2023111), we get a palindrome (13155131).
It can be divided in two parts, 1113 and 2020, that multiplied together give a triangular number (2248260 = T2120).
The spelling of 11132020 in words is "eleven million, one hundred thirty-two thousand, twenty".
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