Base | Representation |
---|---|
bin | 101101011010110001110… |
… | …110111101000101100001 |
3 | 102001101011221011112012010 |
4 | 231122301312331011201 |
5 | 402114033314330423 |
6 | 10345454420423133 |
7 | 441331342140030 |
oct | 55326166750541 |
9 | 12041157145163 |
10 | 3121130230113 |
11 | aa3733713475 |
12 | 424a90247aa9 |
13 | 198423c2088c |
14 | ab0c63aa717 |
15 | 562c3a52693 |
hex | 2d6b1dbd161 |
3121130230113 has 64 divisors (see below), whose sum is σ = 5050612224000. Its totient is φ = 1673648953344.
The previous prime is 3121130230087. The next prime is 3121130230117. The reversal of 3121130230113 is 3110320311213.
It is a happy number.
It is not a de Polignac number, because 3121130230113 - 216 = 3121130164577 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a self number, because there is not a number n which added to its sum of digits gives 3121130230113.
It is not an unprimeable number, because it can be changed into a prime (3121130230117) by changing a digit.
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 63 ways as a sum of consecutive naturals, for example, 388244548 + ... + 388252586.
It is an arithmetic number, because the mean of its divisors is an integer number (78915816000).
Almost surely, 23121130230113 is an apocalyptic number.
It is an amenable number.
3121130230113 is a deficient number, since it is larger than the sum of its proper divisors (1929481993887).
3121130230113 is a wasteful number, since it uses less digits than its factorization.
3121130230113 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11134.
The product of its (nonzero) digits is 324, while the sum is 21.
Adding to 3121130230113 its reverse (3110320311213), we get a palindrome (6231450541326).
The spelling of 3121130230113 in words is "three trillion, one hundred twenty-one billion, one hundred thirty million, two hundred thirty thousand, one hundred thirteen".
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