Base | Representation |
---|---|
bin | 1000001010000101… |
… | …0010001000110000 |
3 | 12122121102111021210 |
4 | 2002201102020300 |
5 | 13441034404440 |
6 | 1001142120120 |
7 | 105156452016 |
oct | 20241221060 |
9 | 5577374253 |
10 | 2189763120 |
11 | a24078496 |
12 | 511420040 |
13 | 28b88902c |
14 | 16ab748b6 |
15 | cc398a80 |
hex | 82852230 |
2189763120 has 160 divisors (see below), whose sum is σ = 7088117760. Its totient is φ = 558581760.
The previous prime is 2189763113. The next prime is 2189763133. The reversal of 2189763120 is 213679812.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 660507 + ... + 663813.
It is an arithmetic number, because the mean of its divisors is an integer number (44300736).
Almost surely, 22189763120 is an apocalyptic number.
2189763120 is a gapful number since it is divisible by the number (20) 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 2189763120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3544058880).
2189763120 is an abundant number, since it is smaller than the sum of its proper divisors (4898354640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2189763120 is a wasteful number, since it uses less digits than its factorization.
2189763120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3443 (or 3437 counting only the distinct ones).
The product of its (nonzero) digits is 36288, while the sum is 39.
The square root of 2189763120 is about 46794.9048508489. The cubic root of 2189763120 is about 1298.5710373519.
The spelling of 2189763120 in words is "two billion, one hundred eighty-nine million, seven hundred sixty-three thousand, one hundred twenty".
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