Base | Representation |
---|---|
bin | 1010101110100… |
… | …01000101101010 |
3 | 20021022201202002 |
4 | 11113101011222 |
5 | 141014013021 |
6 | 12532411002 |
7 | 2141602031 |
oct | 527210552 |
9 | 207281662 |
10 | 89985386 |
11 | 46881397 |
12 | 26176a62 |
13 | 158483ba |
14 | bd45718 |
15 | 7d7750b |
hex | 55d116a |
89985386 has 16 divisors (see below), whose sum is σ = 144235080. Its totient is φ = 41955840.
The previous prime is 89985383. The next prime is 89985391. The reversal of 89985386 is 68358998.
It can be written as a sum of positive squares in 4 ways, for example, as 88078225 + 1907161 = 9385^2 + 1381^2 .
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (89985383) 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 7 ways as a sum of consecutive naturals, for example, 8435 + ... + 15846.
Almost surely, 289985386 is an apocalyptic number.
89985386 is a deficient number, since it is larger than the sum of its proper divisors (54249694).
89985386 is a wasteful number, since it uses less digits than its factorization.
89985386 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24409.
The product of its digits is 3732480, while the sum is 56.
The square root of 89985386 is about 9486.0627238070. The cubic root of 89985386 is about 448.1162173246.
The spelling of 89985386 in words is "eighty-nine million, nine hundred eighty-five thousand, three hundred eighty-six".
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