Base | Representation |
---|---|
bin | 101101011010101010110… |
… | …001000000011001011101 |
3 | 102001100212122020201010200 |
4 | 231122222301000121131 |
5 | 402113312333332201 |
6 | 10345434530054113 |
7 | 441325365512556 |
oct | 55325261003135 |
9 | 12040778221120 |
10 | 3121011230301 |
11 | aa3682525118 |
12 | 424a5841a339 |
13 | 198405386ca3 |
14 | ab0b467132d |
15 | 562b8398386 |
hex | 2d6aac4065d |
3121011230301 has 24 divisors (see below), whose sum is σ = 4633200282360. Its totient is φ = 2023026679296.
The previous prime is 3121011230273. The next prime is 3121011230329. The reversal of 3121011230301 is 1030321101213.
3121011230301 is a `hidden beast` number, since 3 + 121 + 0 + 11 + 230 + 301 = 666.
It is an interprime number because it is at equal distance from previous prime (3121011230273) and next prime (3121011230329).
It can be written as a sum of positive squares in 4 ways, for example, as 1312594119225 + 1808417111076 = 1145685^2 + 1344774^2 .
It is not a de Polignac number, because 3121011230301 - 26 = 3121011230237 is a prime.
It is a super-2 number, since 2×31210112303012 (a number of 26 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3121011230101) 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, 2793016 + ... + 3747393.
It is an arithmetic number, because the mean of its divisors is an integer number (193050011765).
Almost surely, 23121011230301 is an apocalyptic number.
It is an amenable number.
3121011230301 is a deficient number, since it is larger than the sum of its proper divisors (1512189052059).
3121011230301 is a wasteful number, since it uses less digits than its factorization.
3121011230301 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6541885 (or 6541882 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 18.
Adding to 3121011230301 its reverse (1030321101213), we get a palindrome (4151332331514).
The spelling of 3121011230301 in words is "three trillion, one hundred twenty-one billion, eleven million, two hundred thirty thousand, three hundred one".
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