Base | Representation |
---|---|
bin | 1001100000010010… |
… | …0011100110001101 |
3 | 20120210210001110122 |
4 | 2120010203212031 |
5 | 20211120044323 |
6 | 1101055514325 |
7 | 120136646264 |
oct | 23004434615 |
9 | 6523701418 |
10 | 2551331213 |
11 | 109a1839a2 |
12 | 5b25289a5 |
13 | 318762752 |
14 | 1a2bb35db |
15 | edeb9ec8 |
hex | 9812398d |
2551331213 has 8 divisors (see below), whose sum is σ = 2567188800. Its totient is φ = 2535491808.
The previous prime is 2551331207. The next prime is 2551331249. The reversal of 2551331213 is 3121331552.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2551331213 - 210 = 2551330189 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2551331813) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 370520 + ... + 377342.
It is an arithmetic number, because the mean of its divisors is an integer number (320898600).
Almost surely, 22551331213 is an apocalyptic number.
It is an amenable number.
2551331213 is a deficient number, since it is larger than the sum of its proper divisors (15857587).
2551331213 is a wasteful number, since it uses less digits than its factorization.
2551331213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9091.
The product of its digits is 2700, while the sum is 26.
The square root of 2551331213 is about 50510.7039448076. The cubic root of 2551331213 is about 1366.4349051838.
Adding to 2551331213 its reverse (3121331552), we get a palindrome (5672662765).
The spelling of 2551331213 in words is "two billion, five hundred fifty-one million, three hundred thirty-one thousand, two hundred thirteen".
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