Base | Representation |
---|---|
bin | 10111100110101… |
… | …00011101100100 |
3 | 111210120120102010 |
4 | 23303110131210 |
5 | 401142040112 |
6 | 31351514220 |
7 | 4622664600 |
oct | 1363243544 |
9 | 453516363 |
10 | 198002532 |
11 | a1849262 |
12 | 56388970 |
13 | 32038080 |
14 | 1c422500 |
15 | 125b263c |
hex | bcd4764 |
198002532 has 72 divisors (see below), whose sum is σ = 578798976. Its totient is φ = 52218432.
The previous prime is 198002531. The next prime is 198002569. The reversal of 198002532 is 235200891.
It is a happy number.
It is a super-2 number, since 2×1980025322 = 78410005356822048, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 198002532.
It is not an unprimeable number, because it can be changed into a prime (198002531) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5308 + ... + 20595.
Almost surely, 2198002532 is an apocalyptic number.
198002532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
198002532 is an abundant number, since it is smaller than the sum of its proper divisors (380796444).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
198002532 is a wasteful number, since it uses less digits than its factorization.
198002532 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25937 (or 25928 counting only the distinct ones).
The product of its (nonzero) digits is 4320, while the sum is 30.
The square root of 198002532 is about 14071.3372498850. The cubic root of 198002532 is about 582.8501527763.
The spelling of 198002532 in words is "one hundred ninety-eight million, two thousand, five hundred thirty-two".
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