Base | Representation |
---|---|
bin | 10000000001110… |
… | …000000000001100 |
3 | 200201222020112012 |
4 | 100001300000030 |
5 | 1022314103340 |
6 | 42403200352 |
7 | 6443364110 |
oct | 2001600014 |
9 | 621866465 |
10 | 268894220 |
11 | 128869231 |
12 | 760760b8 |
13 | 4392970a |
14 | 279d7740 |
15 | 18917565 |
hex | 1007000c |
268894220 has 48 divisors (see below), whose sum is σ = 647293248. Its totient is φ = 91914240.
The previous prime is 268894183. The next prime is 268894237. The reversal of 268894220 is 22498862.
It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46700 + ... + 52140.
It is an arithmetic number, because the mean of its divisors is an integer number (13485276).
Almost surely, 2268894220 is an apocalyptic number.
268894220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
268894220 is an abundant number, since it is smaller than the sum of its proper divisors (378399028).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
268894220 is a wasteful number, since it uses less digits than its factorization.
268894220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5810 (or 5808 counting only the distinct ones).
The product of its (nonzero) digits is 110592, while the sum is 41.
The square root of 268894220 is about 16397.9943895587. The cubic root of 268894220 is about 645.4468549816.
The spelling of 268894220 in words is "two hundred sixty-eight million, eight hundred ninety-four thousand, two hundred twenty".
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