Base | Representation |
---|---|
bin | 101101000100110111… |
… | …100000100110111111 |
3 | 11121221002012220110010 |
4 | 231010313200212333 |
5 | 1243110402324211 |
6 | 34122404514303 |
7 | 3332253400266 |
oct | 550467404677 |
9 | 147832186403 |
10 | 48400042431 |
11 | 19587620274 |
12 | 94690ab993 |
13 | 4744450380 |
14 | 24b204b5dd |
15 | 13d41a34a6 |
hex | b44de09bf |
48400042431 has 16 divisors (see below), whose sum is σ = 70534776704. Its totient is φ = 29340093024.
The previous prime is 48400042429. The next prime is 48400042447. The reversal of 48400042431 is 13424000484.
It is not a de Polignac number, because 48400042431 - 21 = 48400042429 is a prime.
It is a super-2 number, since 2×484000424312 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (48400042531) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9258781 + ... + 9264006.
It is an arithmetic number, because the mean of its divisors is an integer number (4408423544).
Almost surely, 248400042431 is an apocalyptic number.
48400042431 is a deficient number, since it is larger than the sum of its proper divisors (22134734273).
48400042431 is a wasteful number, since it uses less digits than its factorization.
48400042431 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18522870.
The product of its (nonzero) digits is 12288, while the sum is 30.
The spelling of 48400042431 in words is "forty-eight billion, four hundred million, forty-two thousand, four hundred thirty-one".
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