Base | Representation |
---|---|
bin | 100100001101101100… |
… | …110000000001011001 |
3 | 10201100221010022201212 |
4 | 210031230300001121 |
5 | 1114113420244010 |
6 | 25510250352505 |
7 | 2544411066206 |
oct | 441554600131 |
9 | 121327108655 |
10 | 38884540505 |
11 | 15544344898 |
12 | 765242b735 |
13 | 3888c4b065 |
14 | 1c4c3a6cad |
15 | 1028aea505 |
hex | 90db30059 |
38884540505 has 8 divisors (see below), whose sum is σ = 46719131400. Its totient is φ = 31069177216.
The previous prime is 38884540451. The next prime is 38884540511. The reversal of 38884540505 is 50504548883.
It can be written as a sum of positive squares in 4 ways, for example, as 8381219401 + 30503321104 = 91549^2 + 174652^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 38884540505 - 212 = 38884536409 is a prime.
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, 4802450 + ... + 4810539.
It is an arithmetic number, because the mean of its divisors is an integer number (5839891425).
Almost surely, 238884540505 is an apocalyptic number.
It is an amenable number.
38884540505 is a deficient number, since it is larger than the sum of its proper divisors (7834590895).
38884540505 is an equidigital number, since it uses as much as digits as its factorization.
38884540505 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9613803.
The product of its (nonzero) digits is 3072000, while the sum is 50.
The spelling of 38884540505 in words is "thirty-eight billion, eight hundred eighty-four million, five hundred forty thousand, five hundred five".
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