Base | Representation |
---|---|
bin | 11100011001010… |
… | …00111100110000 |
3 | 121121012112101210 |
4 | 32030220330300 |
5 | 441434210410 |
6 | 35345200120 |
7 | 5621422356 |
oct | 1614507460 |
9 | 547175353 |
10 | 238194480 |
11 | 112500047 |
12 | 67930040 |
13 | 3a46b0a4 |
14 | 238c57d6 |
15 | 15da1220 |
hex | e328f30 |
238194480 has 160 divisors (see below), whose sum is σ = 792806400. Its totient is φ = 58945536.
The previous prime is 238194457. The next prime is 238194491. The reversal of 238194480 is 84491832.
It is a super-2 number, since 2×2381944802 = 113473220604940800, which contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 321951 + ... + 322689.
It is an arithmetic number, because the mean of its divisors is an integer number (4955040).
Almost surely, 2238194480 is an apocalyptic number.
238194480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 238194480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (396403200).
238194480 is an abundant number, since it is smaller than the sum of its proper divisors (554611920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
238194480 is a wasteful number, since it uses less digits than its factorization.
238194480 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 851 (or 845 counting only the distinct ones).
The product of its (nonzero) digits is 55296, while the sum is 39.
The square root of 238194480 is about 15433.5504664351. The cubic root of 238194480 is about 619.8841962001.
The spelling of 238194480 in words is "two hundred thirty-eight million, one hundred ninety-four thousand, four hundred eighty".
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