Base | Representation |
---|---|
bin | 11000101001011… |
… | …00100100011100 |
3 | 112102001002110112 |
4 | 30110230210130 |
5 | 410412031103 |
6 | 32303225152 |
7 | 5060235410 |
oct | 1424544434 |
9 | 472032415 |
10 | 206752028 |
11 | a678494a |
12 | 592a81b8 |
13 | 33aac6a2 |
14 | 1d65cd40 |
15 | 1323ecd8 |
hex | c52c91c |
206752028 has 24 divisors (see below), whose sum is σ = 437828832. Its totient is φ = 83395584.
The previous prime is 206752009. The next prime is 206752031. The reversal of 206752028 is 820257602.
It is a super-2 number, since 2×2067520282 = 85492802164225568, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 206751985 and 206752003.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 216701 + ... + 217652.
It is an arithmetic number, because the mean of its divisors is an integer number (18242868).
Almost surely, 2206752028 is an apocalyptic number.
206752028 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
206752028 is an abundant number, since it is smaller than the sum of its proper divisors (231076804).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
206752028 is a wasteful number, since it uses less digits than its factorization.
206752028 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 434381 (or 434379 counting only the distinct ones).
The product of its (nonzero) digits is 13440, while the sum is 32.
The square root of 206752028 is about 14378.8743648451. The cubic root of 206752028 is about 591.3118640189.
The spelling of 206752028 in words is "two hundred six million, seven hundred fifty-two thousand, twenty-eight".
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