Base | Representation |
---|---|
bin | 11100101001010… |
… | …000101001011010 |
3 | 1020111021220021022 |
4 | 130221100221122 |
5 | 1441012000023 |
6 | 115404242442 |
7 | 14623563305 |
oct | 3451205132 |
9 | 1214256238 |
10 | 480578138 |
11 | 227301517 |
12 | 114b40422 |
13 | 78744b81 |
14 | 47b7bb3c |
15 | 2c2cd7c8 |
hex | 1ca50a5a |
480578138 has 8 divisors (see below), whose sum is σ = 738449460. Its totient is φ = 234428320.
The previous prime is 480578113. The next prime is 480578141. The reversal of 480578138 is 831875084.
It can be written as a sum of positive squares in 2 ways, for example, as 302168689 + 178409449 = 17383^2 + 13357^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
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 3 ways as a sum of consecutive naturals, for example, 2930273 + ... + 2930436.
Almost surely, 2480578138 is an apocalyptic number.
480578138 is a deficient number, since it is larger than the sum of its proper divisors (257871322).
480578138 is a wasteful number, since it uses less digits than its factorization.
480578138 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5860752.
The product of its (nonzero) digits is 215040, while the sum is 44.
The square root of 480578138 is about 21922.0924639962. The cubic root of 480578138 is about 783.2877540202.
The spelling of 480578138 in words is "four hundred eighty million, five hundred seventy-eight thousand, one hundred thirty-eight".
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