Base | Representation |
---|---|
bin | 101100010001111… |
… | …0101001111100000 |
3 | 10211112202212010221 |
4 | 1120203311033200 |
5 | 11020330210003 |
6 | 403233332424 |
7 | 51550663546 |
oct | 13043651740 |
9 | 3745685127 |
10 | 1485788128 |
11 | 6a2763680 |
12 | 355707114 |
13 | 1a8a87596 |
14 | 101483d96 |
15 | 8a68d7bd |
hex | 588f53e0 |
1485788128 has 48 divisors (see below), whose sum is σ = 3207254400. Its totient is φ = 671932800.
The previous prime is 1485788107. The next prime is 1485788141. The reversal of 1485788128 is 8218875841.
It is a super-2 number, since 2×14857881282 = 4415132722611488768, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59443 + ... + 80653.
It is an arithmetic number, because the mean of its divisors is an integer number (66817800).
Almost surely, 21485788128 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 1485788128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1603627200).
1485788128 is an abundant number, since it is smaller than the sum of its proper divisors (1721466272).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1485788128 is a wasteful number, since it uses less digits than its factorization.
1485788128 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21431 (or 21423 counting only the distinct ones).
The product of its digits is 1146880, while the sum is 52.
The square root of 1485788128 is about 38545.9223264926. The cubic root of 1485788128 is about 1141.0875350796.
The spelling of 1485788128 in words is "one billion, four hundred eighty-five million, seven hundred eighty-eight thousand, one hundred twenty-eight".
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