Base | Representation |
---|---|
bin | 11001111001000010001… |
… | …10101110110011010000 |
3 | 10011001020201000110212222 |
4 | 30330201012232303100 |
5 | 104033412043033320 |
6 | 1520403255440212 |
7 | 121162312125140 |
oct | 14744106566320 |
9 | 3131221013788 |
10 | 889613642960 |
11 | 313312789049 |
12 | 1244b5986068 |
13 | 65b75a26103 |
14 | 310b3c10920 |
15 | 1821a7a2825 |
hex | cf211aecd0 |
889613642960 has 80 divisors (see below), whose sum is σ = 2364043798656. Its totient is φ = 304982874624.
The previous prime is 889613642941. The next prime is 889613642963. The reversal of 889613642960 is 69246316988.
It is a tau number, because it is divible by the number of its divisors (80).
It is a junction number, because it is equal to n+sod(n) for n = 889613642893 and 889613642902.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (889613642963) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6714314 + ... + 6845526.
Almost surely, 2889613642960 is an apocalyptic number.
889613642960 is a gapful number since it is divisible by the number (80) formed by its first and last digit.
It is an amenable number.
889613642960 is an abundant number, since it is smaller than the sum of its proper divisors (1474430155696).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
889613642960 is a wasteful number, since it uses less digits than its factorization.
889613642960 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 143340 (or 143334 counting only the distinct ones).
The product of its (nonzero) digits is 26873856, while the sum is 62.
The spelling of 889613642960 in words is "eight hundred eighty-nine billion, six hundred thirteen million, six hundred forty-two thousand, nine hundred sixty".
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