Base | Representation |
---|---|
bin | 10001111010101… |
… | …10010111101010 |
3 | 101110211001000210 |
4 | 20331112113222 |
5 | 301434101023 |
6 | 22525241550 |
7 | 3503346552 |
oct | 1075262752 |
9 | 343731023 |
10 | 150300138 |
11 | 7792779a |
12 | 424032b6 |
13 | 251a56c1 |
14 | 15d66162 |
15 | d2dd593 |
hex | 8f565ea |
150300138 has 32 divisors (see below), whose sum is σ = 305827200. Its totient is φ = 49234176.
The previous prime is 150300133. The next prime is 150300191. The reversal of 150300138 is 831003051.
It is a happy number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (150300131) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 178723 + ... + 179561.
It is an arithmetic number, because the mean of its divisors is an integer number (9557100).
Almost surely, 2150300138 is an apocalyptic number.
150300138 is an abundant number, since it is smaller than the sum of its proper divisors (155527062).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
150300138 is a wasteful number, since it uses less digits than its factorization.
150300138 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1326.
The product of its (nonzero) digits is 360, while the sum is 21.
The square root of 150300138 is about 12259.6956732213. The cubic root of 150300138 is about 531.6834309541.
Adding to 150300138 its reverse (831003051), we get a palindrome (981303189).
The spelling of 150300138 in words is "one hundred fifty million, three hundred thousand, one hundred thirty-eight".
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