Base | Representation |
---|---|
bin | 1011101010011… |
… | …0111000111110 |
3 | 10102001021222200 |
4 | 2322212320332 |
5 | 100010334303 |
6 | 4504252330 |
7 | 1132540206 |
oct | 272467076 |
9 | 112037880 |
10 | 48918078 |
11 | 25681970 |
12 | 144710a6 |
13 | a199b11 |
14 | 66d5406 |
15 | 44643a3 |
hex | 2ea6e3e |
48918078 has 48 divisors (see below), whose sum is σ = 122434416. Its totient is φ = 13950720.
The previous prime is 48918073. The next prime is 48918083. The reversal of 48918078 is 87081984.
It is an interprime number because it is at equal distance from previous prime (48918073) and next prime (48918083).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (48918071) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3901 + ... + 10632.
It is an arithmetic number, because the mean of its divisors is an integer number (2550717).
Almost surely, 248918078 is an apocalyptic number.
48918078 is an abundant number, since it is smaller than the sum of its proper divisors (73516338).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
48918078 is a wasteful number, since it uses less digits than its factorization.
48918078 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14569 (or 14566 counting only the distinct ones).
The product of its (nonzero) digits is 129024, while the sum is 45.
The square root of 48918078 is about 6994.1459807470. The cubic root of 48918078 is about 365.7265268788.
The spelling of 48918078 in words is "forty-eight million, nine hundred eighteen thousand, seventy-eight".
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