Base | Representation |
---|---|
bin | 10001101011000001110… |
… | …011010011111111111111 |
3 | 11022002122212111102121012 |
4 | 101223001303103333333 |
5 | 124344124122401143 |
6 | 2325522533225435 |
7 | 153511522434335 |
oct | 21530163237777 |
9 | 4262585442535 |
10 | 1214432231423 |
11 | 429046375184 |
12 | 177446a9227b |
13 | 8a69c611a08 |
14 | 42ac9195b55 |
15 | 218cbc4c418 |
hex | 11ac1cd3fff |
1214432231423 has 4 divisors (see below), whose sum is σ = 1214434502280. Its totient is φ = 1214429960568.
The previous prime is 1214432231387. The next prime is 1214432231443. The reversal of 1214432231423 is 3241322344121.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 1214432231423 - 210 = 1214432230399 is a prime.
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 1214432231423.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1214432231443) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 157568 + ... + 1566426.
It is an arithmetic number, because the mean of its divisors is an integer number (303608625570).
Almost surely, 21214432231423 is an apocalyptic number.
1214432231423 is a deficient number, since it is larger than the sum of its proper divisors (2270857).
1214432231423 is an equidigital number, since it uses as much as digits as its factorization.
1214432231423 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2270856.
The product of its digits is 27648, while the sum is 32.
Adding to 1214432231423 its reverse (3241322344121), we get a palindrome (4455754575544).
The spelling of 1214432231423 in words is "one trillion, two hundred fourteen billion, four hundred thirty-two million, two hundred thirty-one thousand, four hundred twenty-three".
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