Base | Representation |
---|---|
bin | 11111111111100… |
… | …11000001001000 |
3 | 200201000020021110 |
4 | 33333303001020 |
5 | 1022201213110 |
6 | 42344210320 |
7 | 6436132425 |
oct | 1777630110 |
9 | 621006243 |
10 | 268382280 |
11 | 128549641 |
12 | 75a699a0 |
13 | 437aa6aa |
14 | 27902d4c |
15 | 18865a20 |
hex | fff3048 |
268382280 has 32 divisors (see below), whose sum is σ = 805147200. Its totient is φ = 71568576.
The previous prime is 268382203. The next prime is 268382287. The reversal of 268382280 is 82283862.
It is not an unprimeable number, because it can be changed into a prime (268382287) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1118140 + ... + 1118379.
It is an arithmetic number, because the mean of its divisors is an integer number (25160850).
Almost surely, 2268382280 is an apocalyptic number.
268382280 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
268382280 is an abundant number, since it is smaller than the sum of its proper divisors (536764920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
268382280 is a wasteful number, since it uses less digits than its factorization.
268382280 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2236533 (or 2236529 counting only the distinct ones).
The product of its (nonzero) digits is 73728, while the sum is 39.
The square root of 268382280 is about 16382.3771168900. The cubic root of 268382280 is about 645.0369788306.
The spelling of 268382280 in words is "two hundred sixty-eight million, three hundred eighty-two thousand, two hundred eighty".
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