Base | Representation |
---|---|
bin | 1010101101100… |
… | …01011000111001 |
3 | 20021002010122011 |
4 | 11112301120321 |
5 | 141000334140 |
6 | 12525525521 |
7 | 2140521343 |
oct | 526613071 |
9 | 207063564 |
10 | 89855545 |
11 | 467a288a |
12 | 261138a1 |
13 | 15801280 |
14 | bd10293 |
15 | 7d4dcea |
hex | 55b1639 |
89855545 has 8 divisors (see below), whose sum is σ = 116121096. Its totient is φ = 66354816.
The previous prime is 89855533. The next prime is 89855569. The reversal of 89855545 is 54555898.
It can be written as a sum of positive squares in 4 ways, for example, as 212521 + 89643024 = 461^2 + 9468^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 89855545 - 219 = 89331257 is a prime.
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, 691132 + ... + 691261.
It is an arithmetic number, because the mean of its divisors is an integer number (14515137).
Almost surely, 289855545 is an apocalyptic number.
It is an amenable number.
89855545 is a deficient number, since it is larger than the sum of its proper divisors (26265551).
89855545 is a wasteful number, since it uses less digits than its factorization.
89855545 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1382411.
The product of its digits is 1440000, while the sum is 49.
The square root of 89855545 is about 9479.2164760596. The cubic root of 89855545 is about 447.9005828105.
The spelling of 89855545 in words is "eighty-nine million, eight hundred fifty-five thousand, five hundred forty-five".
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