Base | Representation |
---|---|
bin | 10000111110111010… |
… | …110110001101010000 |
3 | 1202001212021111220210 |
4 | 100332322312031100 |
5 | 244321240423320 |
6 | 12213253404120 |
7 | 1213615022232 |
oct | 207672661520 |
9 | 52055244823 |
10 | 18235482960 |
11 | 7808500282 |
12 | 364b039640 |
13 | 1947c5c406 |
14 | c4dc08252 |
15 | 71adc10e0 |
hex | 43eeb6350 |
18235482960 has 160 divisors (see below), whose sum is σ = 57422610432. Its totient is φ = 4786629120.
The previous prime is 18235482949. The next prime is 18235482989. The reversal of 18235482960 is 6928453281.
It is a Harshad number since it is a multiple of its sum of digits (48).
It is a congruent number.
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, 3990597 + ... + 3995163.
Almost surely, 218235482960 is an apocalyptic number.
18235482960 is a gapful number since it is divisible by the number (10) 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 18235482960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28711305216).
18235482960 is an abundant number, since it is smaller than the sum of its proper divisors (39187127472).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18235482960 is a wasteful number, since it uses less digits than its factorization.
18235482960 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4841 (or 4835 counting only the distinct ones).
The product of its (nonzero) digits is 829440, while the sum is 48.
The spelling of 18235482960 in words is "eighteen billion, two hundred thirty-five million, four hundred eighty-two thousand, nine hundred sixty".
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