Base | Representation |
---|---|
bin | 110100001100111100… |
… | …0001110111100100101 |
3 | 101201100200011202212222 |
4 | 1220121320032330211 |
5 | 3314041422241011 |
6 | 123255523122125 |
7 | 11046011336522 |
oct | 1503170167445 |
9 | 351320152788 |
10 | 112103321381 |
11 | 435a7447647 |
12 | 19887213345 |
13 | a7571ab77c |
14 | 55d6696149 |
15 | 2db1ab8ddb |
hex | 1a19e0ef25 |
112103321381 has 2 divisors, whose sum is σ = 112103321382. Its totient is φ = 112103321380.
The previous prime is 112103321377. The next prime is 112103321431. The reversal of 112103321381 is 183123301211.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 105410608900 + 6692712481 = 324670^2 + 81809^2 .
It is a cyclic number.
It is not a de Polignac number, because 112103321381 - 22 = 112103321377 is a prime.
It is a super-2 number, since 2×1121033213812 (a number of 23 digits) contains 22 as substring.
It is a Sophie Germain prime.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 112103321381.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (112103321581) 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 as a sum of consecutive naturals, namely, 56051660690 + 56051660691.
It is an arithmetic number, because the mean of its divisors is an integer number (56051660691).
Almost surely, 2112103321381 is an apocalyptic number.
It is an amenable number.
112103321381 is a deficient number, since it is larger than the sum of its proper divisors (1).
112103321381 is an equidigital number, since it uses as much as digits as its factorization.
112103321381 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 864, while the sum is 26.
Adding to 112103321381 its reverse (183123301211), we get a palindrome (295226622592).
The spelling of 112103321381 in words is "one hundred twelve billion, one hundred three million, three hundred twenty-one thousand, three hundred eighty-one".
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