Base | Representation |
---|---|
bin | 1011011110011… |
… | …0111110111001 |
3 | 10100120100201121 |
4 | 2313212332321 |
5 | 44310211100 |
6 | 4435345241 |
7 | 1123054414 |
oct | 267467671 |
9 | 110510647 |
10 | 48132025 |
11 | 25195337 |
12 | 14152221 |
13 | 9c830b6 |
14 | 656cb7b |
15 | 435b51a |
hex | 2de6fb9 |
48132025 has 24 divisors (see below), whose sum is σ = 62239320. Its totient is φ = 36879360.
The previous prime is 48132013. The next prime is 48132047. The reversal of 48132025 is 52023184.
It can be written as a sum of positive squares in 12 ways, for example, as 4782969 + 43349056 = 2187^2 + 6584^2 .
It is not a de Polignac number, because 48132025 - 29 = 48131513 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 142657 + ... + 142993.
It is an arithmetic number, because the mean of its divisors is an integer number (2593305).
Almost surely, 248132025 is an apocalyptic number.
It is an amenable number.
48132025 is a deficient number, since it is larger than the sum of its proper divisors (14107295).
48132025 is a wasteful number, since it uses less digits than its factorization.
48132025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 573 (or 568 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 25.
The square root of 48132025 is about 6937.7247711335. The cubic root of 48132025 is about 363.7570154093.
It can be divided in two parts, 481 and 32025, that multiplied together give a triangular number (15404025 = T5550).
The spelling of 48132025 in words is "forty-eight million, one hundred thirty-two thousand, twenty-five".
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