Base | Representation |
---|---|
bin | 101101001001111010… |
… | …000100111101010001 |
3 | 11122010222022221221012 |
4 | 231021322010331101 |
5 | 1243244024223211 |
6 | 34135025140305 |
7 | 3334331212565 |
oct | 551172047521 |
9 | 148128287835 |
10 | 48484601681 |
11 | 1962032594a |
12 | 949148a695 |
13 | 4758b18a29 |
14 | 24bd37d6a5 |
15 | 13db807d8b |
hex | b49e84f51 |
48484601681 has 4 divisors (see below), whose sum is σ = 51336637092. Its totient is φ = 45632566272.
The previous prime is 48484601621. The next prime is 48484601687. The reversal of 48484601681 is 18610648484.
48484601681 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 15801747025 + 32682854656 = 125705^2 + 180784^2 .
It is a cyclic number.
It is not a de Polignac number, because 48484601681 - 210 = 48484600657 is a prime.
It is a super-2 number, since 2×484846016812 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (48484601687) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1426017680 + ... + 1426017713.
It is an arithmetic number, because the mean of its divisors is an integer number (12834159273).
Almost surely, 248484601681 is an apocalyptic number.
It is an amenable number.
48484601681 is a deficient number, since it is larger than the sum of its proper divisors (2852035411).
48484601681 is a wasteful number, since it uses less digits than its factorization.
48484601681 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2852035410.
The product of its (nonzero) digits is 1179648, while the sum is 50.
The spelling of 48484601681 in words is "forty-eight billion, four hundred eighty-four million, six hundred one thousand, six hundred eighty-one".
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