Base | Representation |
---|---|
bin | 10111000110110101… |
… | …11001001001100101 |
3 | 1012000112222020200111 |
4 | 23203122321021211 |
5 | 200401241144303 |
6 | 5410551013021 |
7 | 616263160150 |
oct | 134332711145 |
9 | 35015866614 |
10 | 12405412453 |
11 | 5296593a95 |
12 | 24a266a171 |
13 | 122914c855 |
14 | 8597d0c97 |
15 | 4c9152b6d |
hex | 2e36b9265 |
12405412453 has 8 divisors (see below), whose sum is σ = 14203537472. Its totient is φ = 10613768256.
The previous prime is 12405412441. The next prime is 12405412463. The reversal of 12405412453 is 35421450421.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 12405412453 - 25 = 12405412421 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12405412463) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1616100 + ... + 1623757.
It is an arithmetic number, because the mean of its divisors is an integer number (1775442184).
Almost surely, 212405412453 is an apocalyptic number.
It is an amenable number.
12405412453 is a deficient number, since it is larger than the sum of its proper divisors (1798125019).
12405412453 is an equidigital number, since it uses as much as digits as its factorization.
12405412453 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3240411.
The product of its (nonzero) digits is 19200, while the sum is 31.
Adding to 12405412453 its reverse (35421450421), we get a palindrome (47826862874).
The spelling of 12405412453 in words is "twelve billion, four hundred five million, four hundred twelve thousand, four hundred fifty-three".
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