Base | Representation |
---|---|
bin | 10110101010100… |
… | …10000111100010 |
3 | 111020202112102101 |
4 | 23111102013202 |
5 | 342133103420 |
6 | 30511041014 |
7 | 4466031550 |
oct | 1325220742 |
9 | 436675371 |
10 | 190128610 |
11 | 98360491 |
12 | 5381016a |
13 | 3050c149 |
14 | 1b372bd0 |
15 | 11a5960a |
hex | b5521e2 |
190128610 has 32 divisors (see below), whose sum is σ = 391692672. Its totient is φ = 65091840.
The previous prime is 190128599. The next prime is 190128613. The reversal of 190128610 is 16821091.
It is a happy number.
It is a super-2 number, since 2×1901286102 = 72297776681064200, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (190128613) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60129 + ... + 63211.
It is an arithmetic number, because the mean of its divisors is an integer number (12240396).
Almost surely, 2190128610 is an apocalyptic number.
190128610 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
190128610 is an abundant number, since it is smaller than the sum of its proper divisors (201564062).
190128610 is a wasteful number, since it uses less digits than its factorization.
190128610 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3978.
The product of its (nonzero) digits is 864, while the sum is 28.
The square root of 190128610 is about 13788.7131379255. The cubic root of 190128610 is about 575.0193919106.
The spelling of 190128610 in words is "one hundred ninety million, one hundred twenty-eight thousand, six hundred ten".
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