Base | Representation |
---|---|
bin | 101101001000001110101… |
… | …001010100110110000101 |
3 | 101222110202210200210002021 |
4 | 231020032221110312011 |
5 | 401302240244231041 |
6 | 10332402134043141 |
7 | 440024632633525 |
oct | 55101651246605 |
9 | 11873683623067 |
10 | 3101212102021 |
11 | a96242423a90 |
12 | 4210517a94b1 |
13 | 19659b4b0377 |
14 | aa156d17685 |
15 | 55a0a0a9cd1 |
hex | 2d20ea54d85 |
3101212102021 has 8 divisors (see below), whose sum is σ = 3383748692064. Its totient is φ = 2818776881520.
The previous prime is 3101212102003. The next prime is 3101212102031. The reversal of 3101212102021 is 1202012121013.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 3101212102021 - 225 = 3101178547589 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 3101212101986 and 3101212102004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3101212102031) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25278406 + ... + 25400791.
It is an arithmetic number, because the mean of its divisors is an integer number (422968586508).
Almost surely, 23101212102021 is an apocalyptic number.
It is an amenable number.
3101212102021 is a deficient number, since it is larger than the sum of its proper divisors (282536590043).
3101212102021 is a wasteful number, since it uses less digits than its factorization.
3101212102021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 50684771.
The product of its (nonzero) digits is 48, while the sum is 16.
Adding to 3101212102021 its reverse (1202012121013), we get a palindrome (4303224223034).
It can be divided in two parts, 310121 and 2102021, that added together give a palindrome (2412142).
The spelling of 3101212102021 in words is "three trillion, one hundred one billion, two hundred twelve million, one hundred two thousand, twenty-one".
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