Base | Representation |
---|---|
bin | 10000000000001… |
… | …000101000000000 |
3 | 200201011201200101 |
4 | 100000020220000 |
5 | 1022212031114 |
6 | 42350132144 |
7 | 6436651441 |
oct | 2000105000 |
9 | 621151611 |
10 | 268470784 |
11 | 1285aa08a |
12 | 75ab1054 |
13 | 4380ba6a |
14 | 279272c8 |
15 | 18881d74 |
hex | 10008a00 |
268470784 has 40 divisors (see below), whose sum is σ = 539567028. Its totient is φ = 133447680.
The previous prime is 268470773. The next prime is 268470799. The reversal of 268470784 is 487074862.
It can be written as a sum of positive squares in 2 ways, for example, as 192432384 + 76038400 = 13872^2 + 8720^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91224 + ... + 94120.
Almost surely, 2268470784 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 268470784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (269783514).
268470784 is an abundant number, since it is smaller than the sum of its proper divisors (271096244).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
268470784 is an equidigital number, since it uses as much as digits as its factorization.
268470784 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3096 (or 3080 counting only the distinct ones).
The product of its (nonzero) digits is 602112, while the sum is 46.
The square root of 268470784 is about 16385.0780895301. The cubic root of 268470784 is about 645.1078753128.
The spelling of 268470784 in words is "two hundred sixty-eight million, four hundred seventy thousand, seven hundred eighty-four".
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