Base | Representation |
---|---|
bin | 1011101000101… |
… | …0000100000101 |
3 | 10101211022000121 |
4 | 2322022010011 |
5 | 44443100010 |
6 | 4501541541 |
7 | 1131536032 |
oct | 272120405 |
9 | 111738017 |
10 | 48800005 |
11 | 25601191 |
12 | 144148b1 |
13 | a158157 |
14 | 66a4389 |
15 | 443e3da |
hex | 2e8a105 |
48800005 has 8 divisors (see below), whose sum is σ = 58641912. Its totient is φ = 38985408.
The previous prime is 48799991. The next prime is 48800009. The reversal of 48800005 is 50000884.
It can be written as a sum of positive squares in 4 ways, for example, as 8579041 + 40220964 = 2929^2 + 6342^2 .
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 48800005 - 29 = 48799493 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (48800009) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2662 + ... + 10231.
It is an arithmetic number, because the mean of its divisors is an integer number (7330239).
Almost surely, 248800005 is an apocalyptic number.
It is an amenable number.
48800005 is a deficient number, since it is larger than the sum of its proper divisors (9841907).
48800005 is a wasteful number, since it uses less digits than its factorization.
48800005 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13655.
The product of its (nonzero) digits is 1280, while the sum is 25.
The square root of 48800005 is about 6985.7000365031. The cubic root of 48800005 is about 365.4320398533.
Adding to 48800005 its reverse (50000884), we get a palindrome (98800889).
The spelling of 48800005 in words is "forty-eight million, eight hundred thousand, five".
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