Base | Representation |
---|---|
bin | 1110001101101101111… |
… | …00000000011111111000 |
3 | 1201200122110200110202021 |
4 | 13012312330000133320 |
5 | 31000221011112230 |
6 | 1012211301244224 |
7 | 50200006440364 |
oct | 7066674003770 |
9 | 1650573613667 |
10 | 488400488440 |
11 | 179147385807 |
12 | 7a7a4403674 |
13 | 37095c68c77 |
14 | 198d28962a4 |
15 | ca87620c7a |
hex | 71b6f007f8 |
488400488440 has 64 divisors (see below), whose sum is σ = 1105356208320. Its totient is φ = 194213376000.
The previous prime is 488400488431. The next prime is 488400488461. The reversal of 488400488440 is 44884004884.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24323605 + ... + 24343675.
It is an arithmetic number, because the mean of its divisors is an integer number (17271190755).
Almost surely, 2488400488440 is an apocalyptic number.
488400488440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
488400488440 is an abundant number, since it is smaller than the sum of its proper divisors (616955719880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
488400488440 is a wasteful number, since it uses less digits than its factorization.
488400488440 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23624 (or 23620 counting only the distinct ones).
The product of its (nonzero) digits is 4194304, while the sum is 52.
The spelling of 488400488440 in words is "four hundred eighty-eight billion, four hundred million, four hundred eighty-eight thousand, four hundred forty".
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