Base | Representation |
---|---|
bin | 10111101011100… |
… | …00100100011100 |
3 | 111211210001112012 |
4 | 23311300210130 |
5 | 401323020243 |
6 | 31413330352 |
7 | 4631300021 |
oct | 1365604434 |
9 | 454701465 |
10 | 198641948 |
11 | a21456aa |
12 | 566369b8 |
13 | 3220011b |
14 | 1c54b548 |
15 | 1268bd18 |
hex | bd7091c |
198641948 has 24 divisors (see below), whose sum is σ = 352472400. Its totient is φ = 97941888.
The previous prime is 198641939. The next prime is 198641977. The reversal of 198641948 is 849146891.
198641948 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 198641896 and 198641905.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 252011 + ... + 252797.
It is an arithmetic number, because the mean of its divisors is an integer number (14686350).
Almost surely, 2198641948 is an apocalyptic number.
It is an amenable number.
198641948 is a deficient number, since it is larger than the sum of its proper divisors (153830452).
198641948 is a wasteful number, since it uses less digits than its factorization.
198641948 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1589 (or 1587 counting only the distinct ones).
The product of its digits is 497664, while the sum is 50.
The square root of 198641948 is about 14094.0394493559. The cubic root of 198641948 is about 583.4768842538.
It can be divided in two parts, 19864 and 1948, that added together give a palindrome (21812).
The spelling of 198641948 in words is "one hundred ninety-eight million, six hundred forty-one thousand, nine hundred forty-eight".
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