Base | Representation |
---|---|
bin | 10110011010001111… |
… | …11011111000010111 |
3 | 1011001111002121102221 |
4 | 23031013323320113 |
5 | 144120011003101 |
6 | 5305505243211 |
7 | 604101511051 |
oct | 131507737027 |
9 | 34044077387 |
10 | 12031344151 |
11 | 511441aa32 |
12 | 23b9333507 |
13 | 11997ba568 |
14 | 821c5a8d1 |
15 | 4a63b2aa1 |
hex | 2cd1fbe17 |
12031344151 has 4 divisors (see below), whose sum is σ = 12031595712. Its totient is φ = 12031092592.
The previous prime is 12031344113. The next prime is 12031344163. The reversal of 12031344151 is 15144313021.
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 12031344151 - 213 = 12031335959 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 (12031444151) 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, 29446 + ... + 157891.
It is an arithmetic number, because the mean of its divisors is an integer number (3007898928).
Almost surely, 212031344151 is an apocalyptic number.
12031344151 is a deficient number, since it is larger than the sum of its proper divisors (251561).
12031344151 is an equidigital number, since it uses as much as digits as its factorization.
12031344151 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 251560.
The product of its (nonzero) digits is 1440, while the sum is 25.
Adding to 12031344151 its reverse (15144313021), we get a palindrome (27175657172).
The spelling of 12031344151 in words is "twelve billion, thirty-one million, three hundred forty-four thousand, one hundred fifty-one".
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