Base | Representation |
---|---|
bin | 10111100000110… |
… | …10011111101110 |
3 | 111202010212112100 |
4 | 23300122133232 |
5 | 400443201224 |
6 | 31323315530 |
7 | 4613343051 |
oct | 1360323756 |
9 | 452125470 |
10 | 197240814 |
11 | a1378a41 |
12 | 5607bba6 |
13 | 31b2c454 |
14 | 1c2a4a98 |
15 | 124b1ac9 |
hex | bc1a7ee |
197240814 has 12 divisors (see below), whose sum is σ = 427355136. Its totient is φ = 65746932.
The previous prime is 197240773. The next prime is 197240819. The reversal of 197240814 is 418042791.
It is a super-3 number, since 3×1972408143 (a number of 26 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (197240819) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5478894 + ... + 5478929.
It is an arithmetic number, because the mean of its divisors is an integer number (35612928).
Almost surely, 2197240814 is an apocalyptic number.
197240814 is an abundant number, since it is smaller than the sum of its proper divisors (230114322).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
197240814 is a wasteful number, since it uses less digits than its factorization.
197240814 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10957831 (or 10957828 counting only the distinct ones).
The product of its (nonzero) digits is 16128, while the sum is 36.
The square root of 197240814 is about 14044.2448711207. The cubic root of 197240814 is about 582.1017818944.
The spelling of 197240814 in words is "one hundred ninety-seven million, two hundred forty thousand, eight hundred fourteen".
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