Base | Representation |
---|---|
bin | 10111001011111100… |
… | …11001011111110110 |
3 | 1012010112121212020211 |
4 | 23211332121133312 |
5 | 200443224240142 |
6 | 5415121420034 |
7 | 620323405153 |
oct | 134576313766 |
9 | 35115555224 |
10 | 12448274422 |
11 | 53087a9901 |
12 | 24b4a9a61a |
13 | 1234ca8c6c |
14 | 86138b22a |
15 | 4cccbc917 |
hex | 2e5f997f6 |
12448274422 has 32 divisors (see below), whose sum is σ = 20319868800. Its totient is φ = 5699973888.
The previous prime is 12448274407. The next prime is 12448274437. The reversal of 12448274422 is 22447284421.
It is an interprime number because it is at equal distance from previous prime (12448274407) and next prime (12448274437).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 119229 + ... + 197767.
It is an arithmetic number, because the mean of its divisors is an integer number (634995900).
Almost surely, 212448274422 is an apocalyptic number.
12448274422 is a deficient number, since it is larger than the sum of its proper divisors (7871594378).
12448274422 is a wasteful number, since it uses less digits than its factorization.
12448274422 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 78700.
The product of its digits is 229376, while the sum is 40.
Subtracting 12448274422 from its reverse (22447284421), we obtain a palindrome (9999009999).
The spelling of 12448274422 in words is "twelve billion, four hundred forty-eight million, two hundred seventy-four thousand, four hundred twenty-two".
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