Base | Representation |
---|---|
bin | 1010100111101… |
… | …00001001101001 |
3 | 20012121202101000 |
4 | 11103310021221 |
5 | 140301033200 |
6 | 12501145213 |
7 | 2131112460 |
oct | 523641151 |
9 | 205552330 |
10 | 89080425 |
11 | 46313495 |
12 | 259bb209 |
13 | 155bc515 |
14 | bb8b9d7 |
15 | 7c49300 |
hex | 54f4269 |
89080425 has 96 divisors (see below), whose sum is σ = 198201600. Its totient is φ = 38292480.
The previous prime is 89080421. The next prime is 89080427. The reversal of 89080425 is 52408098.
89080425 = 333 + 343 + ... + 1373.
It is not a de Polignac number, because 89080425 - 22 = 89080421 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 89080425.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (89080421) 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 95 ways as a sum of consecutive naturals, for example, 79771 + ... + 80879.
It is an arithmetic number, because the mean of its divisors is an integer number (2064600).
Almost surely, 289080425 is an apocalyptic number.
89080425 is a gapful number since it is divisible by the number (85) formed by its first and last digit.
It is an amenable number.
89080425 is an abundant number, since it is smaller than the sum of its proper divisors (109121175).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89080425 is a wasteful number, since it uses less digits than its factorization.
89080425 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1152 (or 1141 counting only the distinct ones).
The product of its (nonzero) digits is 23040, while the sum is 36.
The square root of 89080425 is about 9438.2426860089. The cubic root of 89080425 is about 446.6089548837.
The spelling of 89080425 in words is "eighty-nine million, eighty thousand, four hundred twenty-five".
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