Base | Representation |
---|---|
bin | 10001111001011… |
… | …11111100000101 |
3 | 101110112001002200 |
4 | 20330233330011 |
5 | 301414031400 |
6 | 22522025113 |
7 | 3502122615 |
oct | 1074577405 |
9 | 343461080 |
10 | 150142725 |
11 | 7782a4a7 |
12 | 42348199 |
13 | 2514bb65 |
14 | 15d24a45 |
15 | d2abb00 |
hex | 8f2ff05 |
150142725 has 54 divisors (see below), whose sum is σ = 285795510. Its totient is φ = 75333120.
The previous prime is 150142717. The next prime is 150142753. The reversal of 150142725 is 527241051.
It can be written as a sum of positive squares in 9 ways, for example, as 471969 + 149670756 = 687^2 + 12234^2 .
It is not a de Polignac number, because 150142725 - 23 = 150142717 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 63871 + ... + 66179.
Almost surely, 2150142725 is an apocalyptic number.
150142725 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
150142725 is a deficient number, since it is larger than the sum of its proper divisors (135652785).
150142725 is a wasteful number, since it uses less digits than its factorization.
150142725 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2359 (or 2334 counting only the distinct ones).
The product of its (nonzero) digits is 2800, while the sum is 27.
The square root of 150142725 is about 12253.2740522686. The cubic root of 150142725 is about 531.4977511087.
Adding to 150142725 its reverse (527241051), we get a palindrome (677383776).
The spelling of 150142725 in words is "one hundred fifty million, one hundred forty-two thousand, seven hundred twenty-five".
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