Base | Representation |
---|---|
bin | 11000111001111… |
… | …00001011011001 |
3 | 112120002212220201 |
4 | 30130330023121 |
5 | 411440204423 |
6 | 32421422201 |
7 | 5114506063 |
oct | 1434741331 |
9 | 476085821 |
10 | 208913113 |
11 | a7a20572 |
12 | 59b6a961 |
13 | 34388236 |
14 | 1da62733 |
15 | 1351a2ad |
hex | c73c2d9 |
208913113 has 8 divisors (see below), whose sum is σ = 221965920. Its totient is φ = 196066080.
The previous prime is 208913099. The next prime is 208913141. The reversal of 208913113 is 311319802.
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 208913113 - 213 = 208904921 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (208913183) 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, 49348 + ... + 53413.
It is an arithmetic number, because the mean of its divisors is an integer number (27745740).
Almost surely, 2208913113 is an apocalyptic number.
It is an amenable number.
208913113 is a deficient number, since it is larger than the sum of its proper divisors (13052807).
208913113 is a wasteful number, since it uses less digits than its factorization.
208913113 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 102887.
The product of its (nonzero) digits is 1296, while the sum is 28.
The square root of 208913113 is about 14453.8269326846. The cubic root of 208913113 is about 593.3649652440.
The spelling of 208913113 in words is "two hundred eight million, nine hundred thirteen thousand, one hundred thirteen".
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