Base | Representation |
---|---|
bin | 10111101010001… |
… | …11010100010110 |
3 | 111211110110202012 |
4 | 23311013110112 |
5 | 401302113412 |
6 | 31405544222 |
7 | 4626664301 |
oct | 1365072426 |
9 | 454413665 |
10 | 198472982 |
11 | a203a764 |
12 | 56575072 |
13 | 32171246 |
14 | 1c505b38 |
15 | 12656c22 |
hex | bd47516 |
198472982 has 4 divisors (see below), whose sum is σ = 297709476. Its totient is φ = 99236490.
The previous prime is 198472973. The next prime is 198472997. The reversal of 198472982 is 289274891.
It is a semiprime because it is the product of two primes.
It is a self number, because there is not a number n which added to its sum of digits gives 198472982.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49618244 + ... + 49618247.
It is an arithmetic number, because the mean of its divisors is an integer number (74427369).
Almost surely, 2198472982 is an apocalyptic number.
198472982 is a deficient number, since it is larger than the sum of its proper divisors (99236494).
198472982 is an equidigital number, since it uses as much as digits as its factorization.
198472982 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 99236493.
The product of its digits is 580608, while the sum is 50.
The square root of 198472982 is about 14088.0439380348. The cubic root of 198472982 is about 583.3114010439.
The spelling of 198472982 in words is "one hundred ninety-eight million, four hundred seventy-two thousand, nine hundred eighty-two".
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