Base | Representation |
---|---|
bin | 10111100000000… |
… | …10101000110101 |
3 | 111201221220111001 |
4 | 23300002220311 |
5 | 400432034333 |
6 | 31321243301 |
7 | 4612455130 |
oct | 1360025065 |
9 | 451856431 |
10 | 197143093 |
11 | a1311584 |
12 | 56033531 |
13 | 31ac6b24 |
14 | 1c27b217 |
15 | 12492b7d |
hex | bc02a35 |
197143093 has 8 divisors (see below), whose sum is σ = 229557888. Its totient is φ = 165791184.
The previous prime is 197143081. The next prime is 197143103. The reversal of 197143093 is 390341791.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 197143093 - 217 = 197012021 is a prime.
It is a super-3 number, since 3×1971430933 (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 (197143493) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 265321 + ... + 266062.
It is an arithmetic number, because the mean of its divisors is an integer number (28694736).
Almost surely, 2197143093 is an apocalyptic number.
It is an amenable number.
197143093 is a deficient number, since it is larger than the sum of its proper divisors (32414795).
197143093 is an equidigital number, since it uses as much as digits as its factorization.
197143093 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 531443.
The product of its (nonzero) digits is 20412, while the sum is 37.
The square root of 197143093 is about 14040.7653993648. The cubic root of 197143093 is about 582.0056338342.
The spelling of 197143093 in words is "one hundred ninety-seven million, one hundred forty-three thousand, ninety-three".
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