Base | Representation |
---|---|
bin | 110011011110… |
… | …1000111010000 |
3 | 1212210011221220 |
4 | 1212331013100 |
5 | 23402122013 |
6 | 2402245040 |
7 | 445255104 |
oct | 146750720 |
9 | 55704856 |
10 | 26989008 |
11 | 14264272 |
12 | 9056780 |
13 | 578c637 |
14 | 3827904 |
15 | 2581b23 |
hex | 19bd1d0 |
26989008 has 20 divisors (see below), whose sum is σ = 69721728. Its totient is φ = 8996320.
The previous prime is 26988991. The next prime is 26989009. The reversal of 26989008 is 80098962.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (26989009) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 281088 + ... + 281183.
Almost surely, 226989008 is an apocalyptic number.
It is an amenable number.
26989008 is an abundant number, since it is smaller than the sum of its proper divisors (42732720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26989008 is a wasteful number, since it uses less digits than its factorization.
26989008 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 562282 (or 562276 counting only the distinct ones).
The product of its (nonzero) digits is 62208, while the sum is 42.
The square root of 26989008 is about 5195.0946093406. The cubic root of 26989008 is about 299.9592833630.
The spelling of 26989008 in words is "twenty-six million, nine hundred eighty-nine thousand, eight".
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