Base | Representation |
---|---|
bin | 1111000111111… |
… | …01111011011000 |
3 | 22211201121211120 |
4 | 13203331323120 |
5 | 224434303313 |
6 | 20331125240 |
7 | 3100241034 |
oct | 743757330 |
9 | 284647746 |
10 | 126869208 |
11 | 65683794 |
12 | 365a3820 |
13 | 2039074b |
14 | 12bc71c4 |
15 | b210d23 |
hex | 78fded8 |
126869208 has 16 divisors (see below), whose sum is σ = 317173080. Its totient is φ = 42289728.
The previous prime is 126869191. The next prime is 126869209. The reversal of 126869208 is 802968621.
It is a self number, because there is not a number n which added to its sum of digits gives 126869208.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (126869209) 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, 2643085 + ... + 2643132.
Almost surely, 2126869208 is an apocalyptic number.
It is an amenable number.
126869208 is an abundant number, since it is smaller than the sum of its proper divisors (190303872).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
126869208 is a wasteful number, since it uses less digits than its factorization.
126869208 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5286226 (or 5286222 counting only the distinct ones).
The product of its (nonzero) digits is 82944, while the sum is 42.
The square root of 126869208 is about 11263.6232181301. The cubic root of 126869208 is about 502.4799566273.
The spelling of 126869208 in words is "one hundred twenty-six million, eight hundred sixty-nine thousand, two hundred eight".
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