Base | Representation |
---|---|
bin | 100001000001010011100… |
… | …0100011100001111001000 |
3 | 121001212010010022212122000 |
4 | 1002002213010130033020 |
5 | 1043323403314031010 |
6 | 13352505543031000 |
7 | 645611006055441 |
oct | 102024704341710 |
9 | 17055103285560 |
10 | 4538288423880 |
11 | 149a74a558692 |
12 | 61367373b460 |
13 | 26bc60528413 |
14 | 1199236b42c8 |
15 | 7d0b81d67c0 |
hex | 420a711c3c8 |
4538288423880 has 256 divisors, whose sum is σ = 15155881574400. Its totient is φ = 1207952766720.
The previous prime is 4538288423861. The next prime is 4538288423939. The reversal of 4538288423880 is 883248828354.
4538288423880 is a `hidden beast` number, since 4 + 53 + 8 + 2 + 88 + 423 + 8 + 80 = 666.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2489460649 + ... + 2489462471.
It is an arithmetic number, because the mean of its divisors is an integer number (59202662400).
Almost surely, 24538288423880 is an apocalyptic number.
4538288423880 is a gapful number since it is divisible by the number (40) 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 4538288423880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7577940787200).
4538288423880 is an abundant number, since it is smaller than the sum of its proper divisors (10617593150520).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4538288423880 is a wasteful number, since it uses less digits than its factorization.
4538288423880 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4881 (or 4871 counting only the distinct ones).
The product of its (nonzero) digits is 94371840, while the sum is 63.
The spelling of 4538288423880 in words is "four trillion, five hundred thirty-eight billion, two hundred eighty-eight million, four hundred twenty-three thousand, eight hundred eighty".
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