Base | Representation |
---|---|
bin | 11000111001001… |
… | …10010011000100 |
3 | 112112221022222102 |
4 | 30130212103010 |
5 | 411424322432 |
6 | 32415451232 |
7 | 5113653563 |
oct | 1434462304 |
9 | 475838872 |
10 | 208823492 |
11 | a796a1a9 |
12 | 59b26b18 |
13 | 343564c7 |
14 | 1da3bbda |
15 | 134ed962 |
hex | c7264c4 |
208823492 has 6 divisors (see below), whose sum is σ = 365441118. Its totient is φ = 104411744.
The previous prime is 208823441. The next prime is 208823507. The reversal of 208823492 is 294328802.
It can be written as a sum of positive squares in only one way, i.e., 202094656 + 6728836 = 14216^2 + 2594^2 .
It is a super-2 number, since 2×2088234922 = 87214501622148128, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26102933 + ... + 26102940.
It is an arithmetic number, because the mean of its divisors is an integer number (60906853).
Almost surely, 2208823492 is an apocalyptic number.
It is an amenable number.
208823492 is a deficient number, since it is larger than the sum of its proper divisors (156617626).
208823492 is a wasteful number, since it uses less digits than its factorization.
208823492 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 52205877 (or 52205875 counting only the distinct ones).
The product of its (nonzero) digits is 55296, while the sum is 38.
The square root of 208823492 is about 14450.7263485266. The cubic root of 208823492 is about 593.2801044984.
The spelling of 208823492 in words is "two hundred eight million, eight hundred twenty-three thousand, four hundred ninety-two".
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