Base | Representation |
---|---|
bin | 1111000110111… |
… | …10011110111100 |
3 | 22211111002011100 |
4 | 13203132132330 |
5 | 224421143122 |
6 | 20324253100 |
7 | 3066163401 |
oct | 743363674 |
9 | 284432140 |
10 | 126740412 |
11 | 655a5a47 |
12 | 36541190 |
13 | 20346c36 |
14 | 12b922a8 |
15 | b1d7aac |
hex | 78de7bc |
126740412 has 72 divisors (see below), whose sum is σ = 340121600. Its totient is φ = 39680928.
The previous prime is 126740401. The next prime is 126740417. The reversal of 126740412 is 214047621.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (126740417) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 86139 + ... + 87597.
Almost surely, 2126740412 is an apocalyptic number.
126740412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 126740412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (170060800).
126740412 is an abundant number, since it is smaller than the sum of its proper divisors (213381188).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
126740412 is a wasteful number, since it uses less digits than its factorization.
126740412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1615 (or 1610 counting only the distinct ones).
The product of its (nonzero) digits is 2688, while the sum is 27.
The square root of 126740412 is about 11257.9044231153. The cubic root of 126740412 is about 502.3098619764.
The spelling of 126740412 in words is "one hundred twenty-six million, seven hundred forty thousand, four hundred twelve".
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