Base | Representation |
---|---|
bin | 11000110011100… |
… | …01100100110101 |
3 | 112111112201120011 |
4 | 30121301210311 |
5 | 411232131003 |
6 | 32351540221 |
7 | 5104451500 |
oct | 1431614465 |
9 | 474481504 |
10 | 208083253 |
11 | a7504034 |
12 | 5982a671 |
13 | 341575b1 |
14 | 1d8c8137 |
15 | 1340446d |
hex | c671935 |
208083253 has 12 divisors (see below), whose sum is σ = 249866112. Its totient is φ = 172602360.
The previous prime is 208083251. The next prime is 208083257. The reversal of 208083253 is 352380802.
208083253 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 208083253 - 21 = 208083251 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (31).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (208083251) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 66975 + ... + 70012.
It is an arithmetic number, because the mean of its divisors is an integer number (20822176).
Almost surely, 2208083253 is an apocalyptic number.
It is an amenable number.
208083253 is a deficient number, since it is larger than the sum of its proper divisors (41782859).
208083253 is a wasteful number, since it uses less digits than its factorization.
208083253 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 137032 (or 137025 counting only the distinct ones).
The product of its (nonzero) digits is 11520, while the sum is 31.
The square root of 208083253 is about 14425.0910915668. The cubic root of 208083253 is about 592.5782533567.
The spelling of 208083253 in words is "two hundred eight million, eighty-three thousand, two hundred fifty-three".
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