Base | Representation |
---|---|
bin | 1011100010111… |
… | …1000100010001 |
3 | 10101010100202000 |
4 | 2320233010101 |
5 | 44344133111 |
6 | 4445544213 |
7 | 1125424260 |
oct | 270570421 |
9 | 111110660 |
10 | 48427281 |
11 | 25377151 |
12 | 14275069 |
13 | a0575c6 |
14 | 66085d7 |
15 | 43b8c56 |
hex | 2e2f111 |
48427281 has 32 divisors (see below), whose sum is σ = 82394880. Its totient is φ = 27537408.
The previous prime is 48427277. The next prime is 48427307. The reversal of 48427281 is 18272484.
It is not a de Polignac number, because 48427281 - 22 = 48427277 is a prime.
It is a super-2 number, since 2×484272812 = 4690403090105922, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (48427231) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 48075 + ... + 49071.
It is an arithmetic number, because the mean of its divisors is an integer number (2574840).
Almost surely, 248427281 is an apocalyptic number.
It is an amenable number.
48427281 is a deficient number, since it is larger than the sum of its proper divisors (33967599).
48427281 is a wasteful number, since it uses less digits than its factorization.
48427281 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1270 (or 1264 counting only the distinct ones).
The product of its digits is 28672, while the sum is 36.
The square root of 48427281 is about 6958.9712601792. The cubic root of 48427281 is about 364.4992971925.
The spelling of 48427281 in words is "forty-eight million, four hundred twenty-seven thousand, two hundred eighty-one".
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