Base | Representation |
---|---|
bin | 11111110011100… |
… | …10000000000100 |
3 | 200121001010000000 |
4 | 33321302000010 |
5 | 1021300232002 |
6 | 42250321300 |
7 | 6416543610 |
oct | 1771620004 |
9 | 617033000 |
10 | 266805252 |
11 | 12767180a |
12 | 75429230 |
13 | 4337793c |
14 | 27612340 |
15 | 1865361c |
hex | fe72004 |
266805252 has 96 divisors (see below), whose sum is σ = 800477440. Its totient is φ = 76212576.
The previous prime is 266805247. The next prime is 266805263. The reversal of 266805252 is 252508662.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 59058 + ... + 63414.
Almost surely, 2266805252 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 266805252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (400238720).
266805252 is an abundant number, since it is smaller than the sum of its proper divisors (533672188).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
266805252 is an equidigital number, since it uses as much as digits as its factorization.
266805252 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4389 (or 4369 counting only the distinct ones).
The product of its (nonzero) digits is 57600, while the sum is 36.
The square root of 266805252 is about 16334.1743592996. The cubic root of 266805252 is about 643.7710726504.
The spelling of 266805252 in words is "two hundred sixty-six million, eight hundred five thousand, two hundred fifty-two".
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