Base | Representation |
---|---|
bin | 1011111110101011… |
… | …11010001001110000 |
3 | 121121012211211110120 |
4 | 11333111322021300 |
5 | 101132420320234 |
6 | 2542103330240 |
7 | 315243066501 |
oct | 57725721160 |
9 | 17535754416 |
10 | 6431416944 |
11 | 2800404817 |
12 | 12b5a50980 |
13 | 7b658a274 |
14 | 450230ba8 |
15 | 279955049 |
hex | 17f57a270 |
6431416944 has 20 divisors (see below), whose sum is σ = 16614493896. Its totient is φ = 2143805632.
The previous prime is 6431416921. The next prime is 6431416949. The reversal of 6431416944 is 4496141346.
It is a junction number, because it is equal to n+sod(n) for n = 6431416896 and 6431416905.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6431416949) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66993879 + ... + 66993974.
Almost surely, 26431416944 is an apocalyptic number.
It is an amenable number.
6431416944 is an abundant number, since it is smaller than the sum of its proper divisors (10183076952).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6431416944 is a wasteful number, since it uses less digits than its factorization.
6431416944 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 133987864 (or 133987858 counting only the distinct ones).
The product of its digits is 248832, while the sum is 42.
The square root of 6431416944 is about 80196.1155169002. The cubic root of 6431416944 is about 1859.6685870389.
The spelling of 6431416944 in words is "six billion, four hundred thirty-one million, four hundred sixteen thousand, nine hundred forty-four".
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