Base | Representation |
---|---|
bin | 10111011111101… |
… | …01111100010101 |
3 | 111201212021011010 |
4 | 23233311330111 |
5 | 400423403333 |
6 | 31320202433 |
7 | 4612150413 |
oct | 1357657425 |
9 | 451767133 |
10 | 197091093 |
11 | a1286501 |
12 | 56009419 |
13 | 31aa9264 |
14 | 1c2662b3 |
15 | 12482563 |
hex | bbf5f15 |
197091093 has 8 divisors (see below), whose sum is σ = 267242400. Its totient is φ = 129166928.
The previous prime is 197091073. The next prime is 197091107. The reversal of 197091093 is 390190791.
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 197091093 - 26 = 197091029 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (197091073) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 556578 + ... + 556931.
It is an arithmetic number, because the mean of its divisors is an integer number (33405300).
Almost surely, 2197091093 is an apocalyptic number.
It is an amenable number.
197091093 is a deficient number, since it is larger than the sum of its proper divisors (70151307).
197091093 is a wasteful number, since it uses less digits than its factorization.
197091093 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1113571.
The product of its (nonzero) digits is 15309, while the sum is 39.
The square root of 197091093 is about 14038.9135263381. The cubic root of 197091093 is about 581.9544578858.
It can be divided in two parts, 19709 and 1093, that added together give a palindrome (20802).
The spelling of 197091093 in words is "one hundred ninety-seven million, ninety-one thousand, ninety-three".
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