Base | Representation |
---|---|
bin | 10110110000000… |
… | …00010010011100 |
3 | 111022002210000200 |
4 | 23120000102130 |
5 | 342323421022 |
6 | 30534223500 |
7 | 4505062464 |
oct | 1330002234 |
9 | 438083020 |
10 | 190842012 |
11 | 987a8479 |
12 | 53ab4b90 |
13 | 306cba8a |
14 | 1b4baba4 |
15 | 11b4abac |
hex | b60049c |
190842012 has 18 divisors (see below), whose sum is σ = 482406288. Its totient is φ = 63613992.
The previous prime is 190842007. The next prime is 190842053. The reversal of 190842012 is 210248091.
It is a tau number, because it is divible by the number of its divisors (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2650548 + ... + 2650619.
Almost surely, 2190842012 is an apocalyptic number.
190842012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
190842012 is an abundant number, since it is smaller than the sum of its proper divisors (291564276).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
190842012 is a wasteful number, since it uses less digits than its factorization.
190842012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5301177 (or 5301172 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 27.
The square root of 190842012 is about 13814.5579733845. The cubic root of 190842012 is about 575.7376916171.
The spelling of 190842012 in words is "one hundred ninety million, eight hundred forty-two thousand, twelve".
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