Base | Representation |
---|---|
bin | 11110110010101… |
… | …00001000000000 |
3 | 200000000201010112 |
4 | 33121110020000 |
5 | 1012110404042 |
6 | 41344050452 |
7 | 6254315345 |
oct | 1731241000 |
9 | 600021115 |
10 | 258294272 |
11 | 122889345 |
12 | 72603a28 |
13 | 41687a62 |
14 | 264387cc |
15 | 17a21982 |
hex | f654200 |
258294272 has 40 divisors (see below), whose sum is σ = 520158672. Its totient is φ = 128128000.
The previous prime is 258294241. The next prime is 258294307. The reversal of 258294272 is 272492852.
It is a nialpdrome in base 16.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65147 + ... + 68997.
Almost surely, 2258294272 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 258294272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (260079336).
258294272 is an abundant number, since it is smaller than the sum of its proper divisors (261864400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
258294272 is an equidigital number, since it uses as much as digits as its factorization.
258294272 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4000 (or 3984 counting only the distinct ones).
The product of its digits is 161280, while the sum is 41.
The square root of 258294272 is about 16071.5360809103. The cubic root of 258294272 is about 636.8516207743.
The spelling of 258294272 in words is "two hundred fifty-eight million, two hundred ninety-four thousand, two hundred seventy-two".
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