Base | Representation |
---|---|
bin | 11000101000010… |
… | …10011100011100 |
3 | 112101202222201122 |
4 | 30110022130130 |
5 | 410343043002 |
6 | 32300230112 |
7 | 5056114040 |
oct | 1424123434 |
9 | 471688648 |
10 | 206612252 |
11 | a6699930 |
12 | 5923b338 |
13 | 33a60b92 |
14 | 1d624020 |
15 | 132136a2 |
hex | c50a71c |
206612252 has 48 divisors (see below), whose sum is σ = 452148480. Its totient is φ = 80256000.
The previous prime is 206612249. The next prime is 206612267. The reversal of 206612252 is 252216602.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128252 + ... + 129852.
It is an arithmetic number, because the mean of its divisors is an integer number (9419760).
Almost surely, 2206612252 is an apocalyptic number.
206612252 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 206612252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (226074240).
206612252 is an abundant number, since it is smaller than the sum of its proper divisors (245536228).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
206612252 is a wasteful number, since it uses less digits than its factorization.
206612252 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2042 (or 2040 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 26.
The square root of 206612252 is about 14374.0130791648. The cubic root of 206612252 is about 591.1785806189.
Adding to 206612252 its reverse (252216602), we get a palindrome (458828854).
The spelling of 206612252 in words is "two hundred six million, six hundred twelve thousand, two hundred fifty-two".
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