Base | Representation |
---|---|
bin | 1111000100100… |
… | …00111110000000 |
3 | 22210212221122002 |
4 | 13202100332000 |
5 | 224331013122 |
6 | 20313403132 |
7 | 3063401630 |
oct | 742207600 |
9 | 283787562 |
10 | 126422912 |
11 | 653a9450 |
12 | 364094a8 |
13 | 20265575 |
14 | 12b0c6c0 |
15 | b173992 |
hex | 7890f80 |
126422912 has 128 divisors (see below), whose sum is σ = 319610880. Its totient is φ = 48384000.
The previous prime is 126422911. The next prime is 126422917. The reversal of 126422912 is 219224621.
126422912 = T23 + T24 + ... + T911.
It is a tau number, because it is divible by the number of its divisors (128).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (126422911) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 995393 + ... + 995519.
It is an arithmetic number, because the mean of its divisors is an integer number (2496960).
Almost surely, 2126422912 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 126422912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159805440).
126422912 is an abundant number, since it is smaller than the sum of its proper divisors (193187968).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
126422912 is a wasteful number, since it uses less digits than its factorization.
126422912 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 260 (or 248 counting only the distinct ones).
The product of its digits is 3456, while the sum is 29.
The square root of 126422912 is about 11243.7943773443. The cubic root of 126422912 is about 501.8900623262.
The spelling of 126422912 in words is "one hundred twenty-six million, four hundred twenty-two thousand, nine hundred twelve".
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