Base | Representation |
---|---|
bin | 1010101110001… |
… | …11001101001000 |
3 | 20021020200012202 |
4 | 11113013031020 |
5 | 141011214104 |
6 | 12531455332 |
7 | 2141343020 |
oct | 527071510 |
9 | 207220182 |
10 | 89944904 |
11 | 46853a35 |
12 | 26157548 |
13 | 15832b4a |
14 | bd34a80 |
15 | 7d6a51e |
hex | 55c7348 |
89944904 has 32 divisors (see below), whose sum is σ = 201121920. Its totient is φ = 36871296.
The previous prime is 89944903. The next prime is 89944931. The reversal of 89944904 is 40944998.
It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (89944901) 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, 33629 + ... + 36204.
It is an arithmetic number, because the mean of its divisors is an integer number (6285060).
Almost surely, 289944904 is an apocalyptic number.
It is an amenable number.
89944904 is an abundant number, since it is smaller than the sum of its proper divisors (111177016).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89944904 is a wasteful number, since it uses less digits than its factorization.
89944904 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 69869 (or 69865 counting only the distinct ones).
The product of its (nonzero) digits is 373248, while the sum is 47.
The square root of 89944904 is about 9483.9287217904. The cubic root of 89944904 is about 448.0490087754.
The spelling of 89944904 in words is "eighty-nine million, nine hundred forty-four thousand, nine hundred four".
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