Base | Representation |
---|---|
bin | 11111111100111… |
… | …00101110010111 |
3 | 200200100021102110 |
4 | 33332130232113 |
5 | 1022103410243 |
6 | 42332442103 |
7 | 6433131066 |
oct | 1776345627 |
9 | 620307373 |
10 | 268028823 |
11 | 128328027 |
12 | 75919333 |
13 | 436b584a |
14 | 278501dd |
15 | 187e5e33 |
hex | ff9cb97 |
268028823 has 8 divisors (see below), whose sum is σ = 358731648. Its totient is φ = 178005944.
The previous prime is 268028809. The next prime is 268028837. The reversal of 268028823 is 328820862.
It is an interprime number because it is at equal distance from previous prime (268028809) and next prime (268028837).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 268028823 - 28 = 268028567 is a prime.
It is a super-3 number, since 3×2680288233 (a number of 26 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (268028843) 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, 169065 + ... + 170642.
It is an arithmetic number, because the mean of its divisors is an integer number (44841456).
Almost surely, 2268028823 is an apocalyptic number.
268028823 is a deficient number, since it is larger than the sum of its proper divisors (90702825).
268028823 is a wasteful number, since it uses less digits than its factorization.
268028823 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 339973.
The product of its (nonzero) digits is 73728, while the sum is 39.
The square root of 268028823 is about 16371.5858425505. The cubic root of 268028823 is about 644.7536851684.
The spelling of 268028823 in words is "two hundred sixty-eight million, twenty-eight thousand, eight hundred twenty-three".
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