Base | Representation |
---|---|
bin | 10001111001111… |
… | …00011011101001 |
3 | 101110121122021221 |
4 | 20330330123221 |
5 | 301422201042 |
6 | 22523102041 |
7 | 3502425040 |
oct | 1074743351 |
9 | 343548257 |
10 | 150193897 |
11 | 77864997 |
12 | 42371921 |
13 | 25169239 |
14 | 15d39557 |
15 | d2bbd67 |
hex | 8f3c6e9 |
150193897 has 16 divisors (see below), whose sum is σ = 174949632. Its totient is φ = 126282240.
The previous prime is 150193889. The next prime is 150193903. The reversal of 150193897 is 798391051.
It is not a de Polignac number, because 150193897 - 23 = 150193889 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (150193807) 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, 115153 + ... + 116449.
It is an arithmetic number, because the mean of its divisors is an integer number (10934352).
Almost surely, 2150193897 is an apocalyptic number.
It is an amenable number.
150193897 is a deficient number, since it is larger than the sum of its proper divisors (24755735).
150193897 is a wasteful number, since it uses less digits than its factorization.
150193897 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1608.
The product of its (nonzero) digits is 68040, while the sum is 43.
The square root of 150193897 is about 12255.3619693586. The cubic root of 150193897 is about 531.5581263586.
The spelling of 150193897 in words is "one hundred fifty million, one hundred ninety-three thousand, eight hundred ninety-seven".
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