Base | Representation |
---|---|
bin | 101110100100011010111… |
… | …110001000100010001101 |
3 | 102022221021122210002022200 |
4 | 232210122332020202031 |
5 | 404413004000143041 |
6 | 10450053015232113 |
7 | 450131005535601 |
oct | 56443276104215 |
9 | 12287248702280 |
10 | 3200203131021 |
11 | 1024220269256 |
12 | 438279678639 |
13 | 1a2a15c61540 |
14 | b0c67d73501 |
15 | 583a09401b6 |
hex | 2e91af8888d |
3200203131021 has 24 divisors (see below), whose sum is σ = 4997926848096. Its totient is φ = 1961509716000.
The previous prime is 3200203131011. The next prime is 3200203131029. The reversal of 3200203131021 is 1201313020023.
3200203131021 is a `hidden beast` number, since 320 + 0 + 2 + 0 + 31 + 310 + 2 + 1 = 666.
It is a de Polignac number, because none of the positive numbers 2k-3200203131021 is a prime.
It is a super-2 number, since 2×32002031310212 (a number of 26 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 3200203130985 and 3200203131003.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3200203131029) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 54457015 + ... + 54515748.
It is an arithmetic number, because the mean of its divisors is an integer number (208246952004).
Almost surely, 23200203131021 is an apocalyptic number.
It is an amenable number.
3200203131021 is a deficient number, since it is larger than the sum of its proper divisors (1797723717075).
3200203131021 is a wasteful number, since it uses less digits than its factorization.
3200203131021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 108973033 (or 108973030 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 3200203131021 its reverse (1201313020023), we get a palindrome (4401516151044).
The spelling of 3200203131021 in words is "three trillion, two hundred billion, two hundred three million, one hundred thirty-one thousand, twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •