Base | Representation |
---|---|
bin | 10111011111100… |
… | …11011001101101 |
3 | 111201211201212122 |
4 | 23233303121231 |
5 | 400423040220 |
6 | 31320042325 |
7 | 4612105154 |
oct | 1357633155 |
9 | 451751778 |
10 | 197080685 |
11 | a12796aa |
12 | 560033a5 |
13 | 31aa45b9 |
14 | 1c26259b |
15 | 1247e425 |
hex | bbf366d |
197080685 has 16 divisors (see below), whose sum is σ = 243846912. Its totient is φ = 152798400.
The previous prime is 197080669. The next prime is 197080699. The reversal of 197080685 is 586080791.
It is a happy number.
It is not a de Polignac number, because 197080685 - 24 = 197080669 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 48170 + ... + 52100.
It is an arithmetic number, because the mean of its divisors is an integer number (15240432).
Almost surely, 2197080685 is an apocalyptic number.
It is an amenable number.
197080685 is a deficient number, since it is larger than the sum of its proper divisors (46766227).
197080685 is a wasteful number, since it uses less digits than its factorization.
197080685 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4244.
The product of its (nonzero) digits is 120960, while the sum is 44.
The square root of 197080685 is about 14038.5428374885. The cubic root of 197080685 is about 581.9442137418.
The spelling of 197080685 in words is "one hundred ninety-seven million, eighty thousand, six hundred eighty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •