Base | Representation |
---|---|
bin | 10110101110000… |
… | …00110101111011 |
3 | 111021121120112202 |
4 | 23113000311323 |
5 | 342242112024 |
6 | 30524500415 |
7 | 4502631026 |
oct | 1327006573 |
9 | 437546482 |
10 | 190582139 |
11 | 98640200 |
12 | 539aa70b |
13 | 3063a6c7 |
14 | 1b4501bd |
15 | 11ae8bae |
hex | b5c0d7b |
190582139 has 12 divisors (see below), whose sum is σ = 210049560. Its totient is φ = 172788000.
The previous prime is 190582129. The next prime is 190582151. The reversal of 190582139 is 931285091.
It is not a de Polignac number, because 190582139 - 24 = 190582123 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (190582109) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47564 + ... + 51414.
It is an arithmetic number, because the mean of its divisors is an integer number (17504130).
Almost surely, 2190582139 is an apocalyptic number.
190582139 is a deficient number, since it is larger than the sum of its proper divisors (19467421).
190582139 is a wasteful number, since it uses less digits than its factorization.
190582139 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4282 (or 4271 counting only the distinct ones).
The product of its (nonzero) digits is 19440, while the sum is 38.
The square root of 190582139 is about 13805.1490031799. The cubic root of 190582139 is about 575.4762421179.
The spelling of 190582139 in words is "one hundred ninety million, five hundred eighty-two thousand, one hundred thirty-nine".
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