Base | Representation |
---|---|
bin | 11001111000111001101… |
… | …00010000010011000000 |
3 | 10011001001200121220202021 |
4 | 30330130310100103000 |
5 | 104033240133044220 |
6 | 1520352205331224 |
7 | 121160446420315 |
oct | 14743464202300 |
9 | 3131050556667 |
10 | 889541690560 |
11 | 313286104156 |
12 | 124495866b14 |
13 | 65b63b52a23 |
14 | 310a8440d0c |
15 | 182142dd4aa |
hex | cf1cd104c0 |
889541690560 has 112 divisors (see below), whose sum is σ = 2136661069824. Its totient is φ = 352723811328.
The previous prime is 889541690551. The next prime is 889541690561. The reversal of 889541690560 is 65096145988.
It is a super-2 number, since 2×8895416905602 (a number of 25 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (889541690561) 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, 53108107 + ... + 53124853.
Almost surely, 2889541690560 is an apocalyptic number.
889541690560 is a gapful number since it is divisible by the number (80) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 889541690560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1068330534912).
889541690560 is an abundant number, since it is smaller than the sum of its proper divisors (1247119379264).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
889541690560 is a wasteful number, since it uses less digits than its factorization.
889541690560 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18198 (or 18188 counting only the distinct ones).
The product of its (nonzero) digits is 18662400, while the sum is 61.
The spelling of 889541690560 in words is "eight hundred eighty-nine billion, five hundred forty-one million, six hundred ninety thousand, five hundred sixty".
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