Base | Representation |
---|---|
bin | 10110101111010… |
… | …00010110000000 |
3 | 111021220210111020 |
4 | 23113220112000 |
5 | 342312301221 |
6 | 30532145440 |
7 | 4504203525 |
oct | 1327502600 |
9 | 437823436 |
10 | 190743936 |
11 | 98740819 |
12 | 53a68280 |
13 | 30696246 |
14 | 1b49314c |
15 | 11b2bac6 |
hex | b5e8580 |
190743936 has 64 divisors (see below), whose sum is σ = 508939200. Its totient is φ = 63296000.
The previous prime is 190743929. The next prime is 190743937. The reversal of 190743936 is 639347091.
It is a tau number, because it is divible by the number of its divisors (64).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (190743937) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95395 + ... + 97373.
It is an arithmetic number, because the mean of its divisors is an integer number (7952175).
Almost surely, 2190743936 is an apocalyptic number.
190743936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 190743936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (254469600).
190743936 is an abundant number, since it is smaller than the sum of its proper divisors (318195264).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
190743936 is a wasteful number, since it uses less digits than its factorization.
190743936 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2247 (or 2235 counting only the distinct ones).
The product of its (nonzero) digits is 122472, while the sum is 42.
The square root of 190743936 is about 13811.0077836485. The cubic root of 190743936 is about 575.6390485477.
The spelling of 190743936 in words is "one hundred ninety million, seven hundred forty-three thousand, nine hundred thirty-six".
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