Base | Representation |
---|---|
bin | 10000000001111… |
… | …011110111000000 |
3 | 200202001201010212 |
4 | 100001323313000 |
5 | 1022322132114 |
6 | 42404213252 |
7 | 6443655515 |
oct | 2001736700 |
9 | 622051125 |
10 | 268942784 |
11 | 1288a1770 |
12 | 7609a228 |
13 | 43945856 |
14 | 27a0b30c |
15 | 18926b3e |
hex | 1007bdc0 |
268942784 has 28 divisors (see below), whose sum is σ = 582201528. Its totient is φ = 122246400.
The previous prime is 268942759. The next prime is 268942787. The reversal of 268942784 is 487249862.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (268942787) 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, 190307 + ... + 191714.
Almost surely, 2268942784 is an apocalyptic number.
It is an amenable number.
268942784 is an abundant number, since it is smaller than the sum of its proper divisors (313258744).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
268942784 is a wasteful number, since it uses less digits than its factorization.
268942784 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 382044 (or 382034 counting only the distinct ones).
The product of its digits is 1548288, while the sum is 50.
The square root of 268942784 is about 16399.4751135517. The cubic root of 268942784 is about 645.4857099065.
The spelling of 268942784 in words is "two hundred sixty-eight million, nine hundred forty-two thousand, seven hundred eighty-four".
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