Base | Representation |
---|---|
bin | 10110101111100… |
… | …11100001111000 |
3 | 111022000010100010 |
4 | 23113303201320 |
5 | 342320233002 |
6 | 30533141520 |
7 | 4504454226 |
oct | 1327634170 |
9 | 438003303 |
10 | 190789752 |
11 | 9877218a |
12 | 53a8a8a0 |
13 | 306b105a |
14 | 1b4a5b16 |
15 | 11b3a46c |
hex | b5f3878 |
190789752 has 16 divisors (see below), whose sum is σ = 476974440. Its totient is φ = 63596576.
The previous prime is 190789751. The next prime is 190789757. The reversal of 190789752 is 257987091.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (190789751) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3974763 + ... + 3974810.
Almost surely, 2190789752 is an apocalyptic number.
190789752 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
190789752 is an abundant number, since it is smaller than the sum of its proper divisors (286184688).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
190789752 is a wasteful number, since it uses less digits than its factorization.
190789752 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7949582 (or 7949578 counting only the distinct ones).
The product of its (nonzero) digits is 317520, while the sum is 48.
The square root of 190789752 is about 13812.6663609891. Note that the first 3 decimals coincide. The cubic root of 190789752 is about 575.6851336604.
The spelling of 190789752 in words is "one hundred ninety million, seven hundred eighty-nine thousand, seven hundred fifty-two".
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