Base | Representation |
---|---|
bin | 10110101010100… |
… | …01011011110010 |
3 | 111020202101120200 |
4 | 23111101123302 |
5 | 342133011220 |
6 | 30511020030 |
7 | 4466020440 |
oct | 1325213362 |
9 | 436671520 |
10 | 190125810 |
11 | 98359376 |
12 | 5380a616 |
13 | 3050aaa4 |
14 | 1b371b90 |
15 | 11a58890 |
hex | b5516f2 |
190125810 has 96 divisors (see below), whose sum is σ = 577055232. Its totient is φ = 42526080.
The previous prime is 190125779. The next prime is 190125829. The reversal of 190125810 is 18521091.
It is a super-2 number, since 2×1901258102 = 72295647256312200, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 26400 + ... + 32820.
It is an arithmetic number, because the mean of its divisors is an integer number (6010992).
Almost surely, 2190125810 is an apocalyptic number.
190125810 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 190125810, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (288527616).
190125810 is an abundant number, since it is smaller than the sum of its proper divisors (386929422).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
190125810 is a wasteful number, since it uses less digits than its factorization.
190125810 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6488 (or 6485 counting only the distinct ones).
The product of its (nonzero) digits is 720, while the sum is 27.
The square root of 190125810 is about 13788.6116052342. The cubic root of 190125810 is about 575.0165691508.
The spelling of 190125810 in words is "one hundred ninety million, one hundred twenty-five thousand, eight hundred ten".
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