Base | Representation |
---|---|
bin | 11111111101100… |
… | …10100100100110 |
3 | 200200111211011210 |
4 | 33332302210212 |
5 | 1022114241220 |
6 | 42334412250 |
7 | 6433653015 |
oct | 1776624446 |
9 | 620454153 |
10 | 268118310 |
11 | 128389289 |
12 | 75961086 |
13 | 437174b5 |
14 | 27874a7c |
15 | 188126e0 |
hex | ffb2926 |
268118310 has 64 divisors (see below), whose sum is σ = 679749120. Its totient is φ = 67683168.
The previous prime is 268118299. The next prime is 268118359. The reversal of 268118310 is 13811862.
It is a super-2 number, since 2×2681183102 = 143774856314512200, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 205119 + ... + 206421.
It is an arithmetic number, because the mean of its divisors is an integer number (10621080).
Almost surely, 2268118310 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 268118310, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (339874560).
268118310 is an abundant number, since it is smaller than the sum of its proper divisors (411630810).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
268118310 is a wasteful number, since it uses less digits than its factorization.
268118310 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1370 (or 1332 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 30.
The square root of 268118310 is about 16374.3186117774. The cubic root of 268118310 is about 644.8254319958.
The spelling of 268118310 in words is "two hundred sixty-eight million, one hundred eighteen thousand, three hundred ten".
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