Base | Representation |
---|---|
bin | 1011011110011… |
… | …0111011011000 |
3 | 10100120100102021 |
4 | 2313212323120 |
5 | 44310204200 |
6 | 4435344224 |
7 | 1123053643 |
oct | 267467330 |
9 | 110510367 |
10 | 48131800 |
11 | 25195152 |
12 | 14152074 |
13 | 9c82c72 |
14 | 656ca5a |
15 | 435b41a |
hex | 2de6ed8 |
48131800 has 24 divisors (see below), whose sum is σ = 111906900. Its totient is φ = 19252640.
The previous prime is 48131789. The next prime is 48131813. The reversal of 48131800 is 813184.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 120130 + ... + 120529.
Almost surely, 248131800 is an apocalyptic number.
48131800 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
48131800 is an abundant number, since it is smaller than the sum of its proper divisors (63775100).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
48131800 is a wasteful number, since it uses less digits than its factorization.
48131800 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 240675 (or 240666 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 25.
The square root of 48131800 is about 6937.7085554238. The cubic root of 48131800 is about 363.7564485971.
Adding to 48131800 its reverse (813184), we get a palindrome (48944984).
The spelling of 48131800 in words is "forty-eight million, one hundred thirty-one thousand, eight hundred".
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