Base | Representation |
---|---|
bin | 10111101001100… |
… | …01010000010101 |
3 | 111211021212210012 |
4 | 23310301100111 |
5 | 401241220423 |
6 | 31404010005 |
7 | 4626136652 |
oct | 1364612025 |
9 | 454255705 |
10 | 198382613 |
11 | a1a88880 |
12 | 56530905 |
13 | 3213c080 |
14 | 1c4c0c29 |
15 | 1263a078 |
hex | bd31415 |
198382613 has 16 divisors (see below), whose sum is σ = 243202176. Its totient is φ = 159234240.
The previous prime is 198382589. The next prime is 198382627. The reversal of 198382613 is 316283891.
It is not a de Polignac number, because 198382613 - 26 = 198382549 is a prime.
It is a super-2 number, since 2×1983826132 = 78711322281415538, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (198382633) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26870 + ... + 33447.
It is an arithmetic number, because the mean of its divisors is an integer number (15200136).
Almost surely, 2198382613 is an apocalyptic number.
198382613 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
198382613 is a deficient number, since it is larger than the sum of its proper divisors (44819563).
198382613 is a wasteful number, since it uses less digits than its factorization.
198382613 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 60364.
The product of its digits is 62208, while the sum is 41.
The square root of 198382613 is about 14084.8362787787. The cubic root of 198382613 is about 583.2228562119. Note that the first 3 decimals are identical.
The spelling of 198382613 in words is "one hundred ninety-eight million, three hundred eighty-two thousand, six hundred thirteen".
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