Base | Representation |
---|---|
bin | 1010101001011… |
… | …00011100100000 |
3 | 20020001110200010 |
4 | 11110230130200 |
5 | 140330423013 |
6 | 12510124520 |
7 | 2133062643 |
oct | 524543440 |
9 | 206043603 |
10 | 89311008 |
11 | 46460756 |
12 | 25ab0740 |
13 | 15670467 |
14 | bc0ba5a |
15 | 7c927c3 |
hex | 552c720 |
89311008 has 24 divisors (see below), whose sum is σ = 234441648. Its totient is φ = 29770304.
The previous prime is 89310983. The next prime is 89311009. The reversal of 89311008 is 80011398.
It is a tau number, because it is divible by the number of its divisors (24).
It is a super-2 number, since 2×893110082 = 15952912299952128, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (89311009) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 465066 + ... + 465257.
It is an arithmetic number, because the mean of its divisors is an integer number (9768402).
Almost surely, 289311008 is an apocalyptic number.
It is an amenable number.
89311008 is an abundant number, since it is smaller than the sum of its proper divisors (145130640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89311008 is a wasteful number, since it uses less digits than its factorization.
89311008 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 930336 (or 930328 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 30.
The square root of 89311008 is about 9450.4501480088. The cubic root of 89311008 is about 446.9939691593.
The spelling of 89311008 in words is "eighty-nine million, three hundred eleven thousand, eight".
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