Base | Representation |
---|---|
bin | 1010101010111… |
… | …01000101010001 |
3 | 20020102120221112 |
4 | 11111131011101 |
5 | 140403311400 |
6 | 12514303105 |
7 | 2134552520 |
oct | 525350521 |
9 | 206376845 |
10 | 89510225 |
11 | 465873a2 |
12 | 25b87a95 |
13 | 1571003c |
14 | bc604b7 |
15 | 7cd1835 |
hex | 555d151 |
89510225 has 12 divisors (see below), whose sum is σ = 126849024. Its totient is φ = 61378320.
The previous prime is 89510221. The next prime is 89510243. The reversal of 89510225 is 52201598.
It is not a de Polignac number, because 89510225 - 22 = 89510221 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 89510191 and 89510200.
It is not an unprimeable number, because it can be changed into a prime (89510221) 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 11 ways as a sum of consecutive naturals, for example, 255569 + ... + 255918.
It is an arithmetic number, because the mean of its divisors is an integer number (10570752).
Almost surely, 289510225 is an apocalyptic number.
It is an amenable number.
89510225 is a deficient number, since it is larger than the sum of its proper divisors (37338799).
89510225 is a wasteful number, since it uses less digits than its factorization.
89510225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 511504 (or 511499 counting only the distinct ones).
The product of its (nonzero) digits is 7200, while the sum is 32.
The square root of 89510225 is about 9460.9843568204. The cubic root of 89510225 is about 447.3260770400.
The spelling of 89510225 in words is "eighty-nine million, five hundred ten thousand, two hundred twenty-five".
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