Base | Representation |
---|---|
bin | 1010101011001… |
… | …00000111000000 |
3 | 20020111001102120 |
4 | 11111210013000 |
5 | 140410222013 |
6 | 12515044240 |
7 | 2135032446 |
oct | 525440700 |
9 | 206431376 |
10 | 89539008 |
11 | 465a6a89 |
12 | 25ba0680 |
13 | 15720180 |
14 | bc6ab96 |
15 | 7cda123 |
hex | 55641c0 |
89539008 has 112 divisors (see below), whose sum is σ = 264139680. Its totient is φ = 26578944.
The previous prime is 89539007. The next prime is 89539013. The reversal of 89539008 is 80093598.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (89539003) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71766 + ... + 73002.
It is an arithmetic number, because the mean of its divisors is an integer number (2358390).
Almost surely, 289539008 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 89539008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (132069840).
89539008 is an abundant number, since it is smaller than the sum of its proper divisors (174600672).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89539008 is a wasteful number, since it uses less digits than its factorization.
89539008 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1294 (or 1284 counting only the distinct ones).
The product of its (nonzero) digits is 77760, while the sum is 42.
The square root of 89539008 is about 9462.5053764846. The cubic root of 89539008 is about 447.3740194460.
It can be divided in two parts, 895 and 39008, that added together give a triangular number (39903 = T282).
The spelling of 89539008 in words is "eighty-nine million, five hundred thirty-nine thousand, eight".
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