Base | Representation |
---|---|
bin | 10111100001110010… |
… | …00011100011101110 |
3 | 1012121022020210011102 |
4 | 23300321003203232 |
5 | 201332121020324 |
6 | 5445223123102 |
7 | 625006216514 |
oct | 136071034356 |
9 | 35538223142 |
10 | 12631423214 |
11 | 53a2122243 |
12 | 25462a3492 |
13 | 1263c13127 |
14 | 87b8244b4 |
15 | 4ddde8dae |
hex | 2f0e438ee |
12631423214 has 8 divisors (see below), whose sum is σ = 18948397608. Its totient is φ = 6315290680.
The previous prime is 12631423201. The next prime is 12631423241. The reversal of 12631423214 is 41232413621.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×126314232142 (a number of 21 digits) contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 171512 + ... + 233835.
It is an arithmetic number, because the mean of its divisors is an integer number (2368549701).
Almost surely, 212631423214 is an apocalyptic number.
12631423214 is a deficient number, since it is larger than the sum of its proper divisors (6316974394).
12631423214 is a wasteful number, since it uses less digits than its factorization.
12631423214 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 420930.
The product of its digits is 6912, while the sum is 29.
Adding to 12631423214 its reverse (41232413621), we get a palindrome (53863836835).
The spelling of 12631423214 in words is "twelve billion, six hundred thirty-one million, four hundred twenty-three thousand, two hundred fourteen".
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