Base | Representation |
---|---|
bin | 1101110100110000110101… |
… | …0010100010001111101101 |
3 | 1222211010010221210121001021 |
4 | 3131030031102202033231 |
5 | 3443014312212120323 |
6 | 52154500221014141 |
7 | 3126112644055021 |
oct | 335141522421755 |
9 | 58733127717037 |
10 | 15200112223213 |
11 | 49303710a1735 |
12 | 1855a729b4351 |
13 | 863497871c08 |
14 | 3a799184a381 |
15 | 1b55ca8a505d |
hex | dd30d4a23ed |
15200112223213 has 2 divisors, whose sum is σ = 15200112223214. Its totient is φ = 15200112223212.
The previous prime is 15200112223211. The next prime is 15200112223217. The reversal of 15200112223213 is 31232221100251.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 13549599036484 + 1650513186729 = 3680978^2 + 1284723^2 .
It is an emirp because it is prime and its reverse (31232221100251) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 15200112223213 - 21 = 15200112223211 is a prime.
Together with 15200112223211, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (15200112223211) 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 as a sum of consecutive naturals, namely, 7600056111606 + 7600056111607.
It is an arithmetic number, because the mean of its divisors is an integer number (7600056111607).
Almost surely, 215200112223213 is an apocalyptic number.
It is an amenable number.
15200112223213 is a deficient number, since it is larger than the sum of its proper divisors (1).
15200112223213 is an equidigital number, since it uses as much as digits as its factorization.
15200112223213 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1440, while the sum is 25.
Adding to 15200112223213 its reverse (31232221100251), we get a palindrome (46432333323464).
The spelling of 15200112223213 in words is "fifteen trillion, two hundred billion, one hundred twelve million, two hundred twenty-three thousand, two hundred thirteen".
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