Base | Representation |
---|---|
bin | 10001111000100… |
… | …11001110110011 |
3 | 101110022001210122 |
4 | 20330103032303 |
5 | 301401301024 |
6 | 22515320455 |
7 | 3501123035 |
oct | 1074231663 |
9 | 343261718 |
10 | 150025139 |
11 | 7775a120 |
12 | 422b012b |
13 | 2510a494 |
14 | 15cd3c55 |
15 | d286d5e |
hex | 8f133b3 |
150025139 has 16 divisors (see below), whose sum is σ = 167533920. Its totient is φ = 133186560.
The previous prime is 150025133. The next prime is 150025157. The reversal of 150025139 is 931520051.
It is a cyclic number.
It is not a de Polignac number, because 150025139 - 24 = 150025123 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (150025133) 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, 161027 + ... + 161955.
It is an arithmetic number, because the mean of its divisors is an integer number (10470870).
Almost surely, 2150025139 is an apocalyptic number.
150025139 is a deficient number, since it is larger than the sum of its proper divisors (17508781).
150025139 is a wasteful number, since it uses less digits than its factorization.
150025139 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1270.
The product of its (nonzero) digits is 1350, while the sum is 26.
The square root of 150025139 is about 12248.4749662968. The cubic root of 150025139 is about 531.3589653486.
The spelling of 150025139 in words is "one hundred fifty million, twenty-five thousand, one hundred thirty-nine".
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