Base | Representation |
---|---|
bin | 10111100010001… |
… | …00001000111101 |
3 | 111202110112111221 |
4 | 23301010020331 |
5 | 401014131024 |
6 | 31331113341 |
7 | 4614653260 |
oct | 1361041075 |
9 | 452415457 |
10 | 197411389 |
11 | a148510a |
12 | 56142851 |
13 | 31b8bc96 |
14 | 1c30acd7 |
15 | 124e73e4 |
hex | bc4423d |
197411389 has 8 divisors (see below), whose sum is σ = 226683968. Its totient is φ = 168406560.
The previous prime is 197411377. The next prime is 197411399. The reversal of 197411389 is 983114791.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 197411389 - 223 = 189022781 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (197411359) 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 7 ways as a sum of consecutive naturals, for example, 65352 + ... + 68305.
It is an arithmetic number, because the mean of its divisors is an integer number (28335496).
Almost surely, 2197411389 is an apocalyptic number.
It is an amenable number.
197411389 is a deficient number, since it is larger than the sum of its proper divisors (29272579).
197411389 is a wasteful number, since it uses less digits than its factorization.
197411389 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 133875.
The product of its digits is 54432, while the sum is 43.
The square root of 197411389 is about 14050.3163309585. The cubic root of 197411389 is about 582.2695352114.
The spelling of 197411389 in words is "one hundred ninety-seven million, four hundred eleven thousand, three hundred eighty-nine".
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