Base | Representation |
---|---|
bin | 10001011101110011010… |
… | …011010111011001110100 |
3 | 11020202000010010012010000 |
4 | 101131303103113121310 |
5 | 124131032431111040 |
6 | 2315213405231300 |
7 | 152466553330656 |
oct | 21356323273164 |
9 | 4222003105100 |
10 | 1200230332020 |
11 | 423018806a35 |
12 | 174742862530 |
13 | 89248232145 |
14 | 4213cd646d6 |
15 | 2134a037130 |
hex | 117734d7674 |
1200230332020 has 60 divisors (see below), whose sum is σ = 3765167009604. Its totient is φ = 320061421440.
The previous prime is 1200230332009. The next prime is 1200230332039. The reversal of 1200230332020 is 202330320021.
It is a happy number.
1200230332020 is a `hidden beast` number, since 1 + 20 + 0 + 2 + 303 + 320 + 20 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 770258990736 + 429971341284 = 877644^2 + 655722^2 .
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 = 1200230331984 and 1200230332002.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 370439841 + ... + 370443080.
Almost surely, 21200230332020 is an apocalyptic number.
1200230332020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1200230332020 is an abundant number, since it is smaller than the sum of its proper divisors (2564936677584).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1200230332020 is a wasteful number, since it uses less digits than its factorization.
1200230332020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 740882942 (or 740882931 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 18.
Adding to 1200230332020 its reverse (202330320021), we get a palindrome (1402560652041).
The spelling of 1200230332020 in words is "one trillion, two hundred billion, two hundred thirty million, three hundred thirty-two thousand, twenty".
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