Base | Representation |
---|---|
bin | 1011100111011… |
… | …1011110110010 |
3 | 10101200102121112 |
4 | 2321313132302 |
5 | 44433131030 |
6 | 4500153322 |
7 | 1131101105 |
oct | 271673662 |
9 | 111612545 |
10 | 48723890 |
11 | 25559a86 |
12 | 14398842 |
13 | a12c607 |
14 | 668473c |
15 | 4426a95 |
hex | 2e777b2 |
48723890 has 32 divisors (see below), whose sum is σ = 91929600. Its totient is φ = 18558144.
The previous prime is 48723889. The next prime is 48723901. The reversal of 48723890 is 9832784.
It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Curzon number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79967 + ... + 80573.
It is an arithmetic number, because the mean of its divisors is an integer number (2872800).
Almost surely, 248723890 is an apocalyptic number.
48723890 is a deficient number, since it is larger than the sum of its proper divisors (43205710).
48723890 is a wasteful number, since it uses less digits than its factorization.
48723890 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 986.
The product of its (nonzero) digits is 96768, while the sum is 41.
The square root of 48723890 is about 6980.2499955231. The cubic root of 48723890 is about 365.2419487969.
The spelling of 48723890 in words is "forty-eight million, seven hundred twenty-three thousand, eight hundred ninety".
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