Base | Representation |
---|---|
bin | 10000000010000… |
… | …010010101000100 |
3 | 200202010001111100 |
4 | 100002002111010 |
5 | 1022324004114 |
6 | 42404540100 |
7 | 6444126003 |
oct | 2002022504 |
9 | 622101440 |
10 | 268969284 |
11 | 12890a671 |
12 | 760b1630 |
13 | 4395492c |
14 | 27a16c3a |
15 | 1892e909 |
hex | 10082544 |
268969284 has 18 divisors (see below), whose sum is σ = 679894670. Its totient is φ = 89656416.
The previous prime is 268969279. The next prime is 268969319. The reversal of 268969284 is 482969862.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 259532100 + 9437184 = 16110^2 + 3072^2 .
It is a tau number, because it is divible by the number of its divisors (18).
It is a self number, because there is not a number n which added to its sum of digits gives 268969284.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3735649 + ... + 3735720.
Almost surely, 2268969284 is an apocalyptic number.
It is an amenable number.
268969284 is an abundant number, since it is smaller than the sum of its proper divisors (410925386).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
268969284 is a wasteful number, since it uses less digits than its factorization.
268969284 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7471379 (or 7471374 counting only the distinct ones).
The product of its digits is 2985984, while the sum is 54.
The square root of 268969284 is about 16400.2830463380. The cubic root of 268969284 is about 645.5069099666.
The spelling of 268969284 in words is "two hundred sixty-eight million, nine hundred sixty-nine thousand, two hundred eighty-four".
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