Base | Representation |
---|---|
bin | 101001100101100000… |
… | …1100010001000000000 |
3 | 22112111212002121100102 |
4 | 1103023001202020000 |
5 | 2430344203211223 |
6 | 105005411141532 |
7 | 6311034263234 |
oct | 1231301421000 |
9 | 275455077312 |
10 | 89305522688 |
11 | 34968703aa8 |
12 | 153842a48a8 |
13 | 8562c97865 |
14 | 44729a05c4 |
15 | 24ca3ea928 |
hex | 14cb062200 |
89305522688 has 90 divisors (see below), whose sum is σ = 182965034373. Its totient is φ = 43547176960.
The previous prime is 89305522679. The next prime is 89305522717. The reversal of 89305522688 is 88622550398.
It is a happy number.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It can be written as a sum of positive squares in 2 ways, for example, as 86454817024 + 2850705664 = 294032^2 + 53392^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=211312.
It is a Duffinian number.
It is an unprimeable number.
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 8 ways as a sum of consecutive naturals, for example, 317813108 + ... + 317813388.
Almost surely, 289305522688 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 89305522688
89305522688 is an abundant number, since it is smaller than the sum of its proper divisors (93659511685).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89305522688 is an frugal number, since it uses more digits than its factorization.
89305522688 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 674 (or 330 counting only the distinct ones).
The product of its (nonzero) digits is 8294400, while the sum is 56.
The spelling of 89305522688 in words is "eighty-nine billion, three hundred five million, five hundred twenty-two thousand, six hundred eighty-eight".
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