Base | Representation |
---|---|
bin | 10110011010011110… |
… | …01000110010010100 |
3 | 1011001121122112010000 |
4 | 23031033020302110 |
5 | 144121001411040 |
6 | 5310013531300 |
7 | 604123533045 |
oct | 131517106224 |
9 | 34047575100 |
10 | 12033232020 |
11 | 511549a357 |
12 | 23b9aa3b30 |
13 | 1199ccb944 |
14 | 8221cc8cc |
15 | 4a6637130 |
hex | 2cd3c8c94 |
12033232020 has 60 divisors (see below), whose sum is σ = 37748699604. Its totient is φ = 3208861440.
The previous prime is 12033231997. The next prime is 12033232021. The reversal of 12033232020 is 2023233021.
It is a happy number.
12033232020 is a `hidden beast` number, since 12 + 0 + 332 + 320 + 2 + 0 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 8566613136 + 3466618884 = 92556^2 + 58878^2 .
It is a tau number, because it is divible by the number of its divisors (60).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 12033231984 and 12033232002.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12033232021) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3712341 + ... + 3715580.
Almost surely, 212033232020 is an apocalyptic number.
12033232020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12033232020 is an abundant number, since it is smaller than the sum of its proper divisors (25715467584).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12033232020 is a wasteful number, since it uses less digits than its factorization.
12033232020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7427942 (or 7427931 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 18.
Adding to 12033232020 its reverse (2023233021), we get a palindrome (14056465041).
The spelling of 12033232020 in words is "twelve billion, thirty-three million, two hundred thirty-two thousand, twenty".
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