Base | Representation |
---|---|
bin | 10111000110100101… |
… | …00010101000111111 |
3 | 1012000101212000110110 |
4 | 23203102202220333 |
5 | 200400211114403 |
6 | 5410432041103 |
7 | 616235441205 |
oct | 134322425077 |
9 | 35011760413 |
10 | 12403223103 |
11 | 5295329107 |
12 | 24a1993193 |
13 | 122886418b |
14 | 8593c1075 |
15 | 4c8d6e103 |
hex | 2e34a2a3f |
12403223103 has 12 divisors (see below), whose sum is σ = 17567657480. Its totient is φ = 7782413952.
The previous prime is 12403223057. The next prime is 12403223149. The reversal of 12403223103 is 30132230421.
It is an interprime number because it is at equal distance from previous prime (12403223057) and next prime (12403223149).
It is not a de Polignac number, because 12403223103 - 214 = 12403206719 is a prime.
It is a super-3 number, since 3×124032231033 (a number of 31 digits) contains 333 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 12403223103.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12403223303) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7152088 + ... + 7153821.
Almost surely, 212403223103 is an apocalyptic number.
12403223103 is a deficient number, since it is larger than the sum of its proper divisors (5164434377).
12403223103 is a wasteful number, since it uses less digits than its factorization.
12403223103 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14305946 (or 14305929 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 21.
Adding to 12403223103 its reverse (30132230421), we get a palindrome (42535453524).
The spelling of 12403223103 in words is "twelve billion, four hundred three million, two hundred twenty-three thousand, one hundred three".
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