Base | Representation |
---|---|
bin | 11000001110101100111110… |
… | …01000110000010111001000 |
3 | 20222122200111000101202210120 |
4 | 30013112133020300113020 |
5 | 23440432000212220324 |
6 | 305153143145143240 |
7 | 14136323111245665 |
oct | 1407263710602710 |
9 | 228580430352716 |
10 | 53281739179464 |
11 | 15a82727795344 |
12 | 5b8643678ab20 |
13 | 23965a5ac0613 |
14 | d22bc8320a6c |
15 | 625ea8839179 |
hex | 30759f2305c8 |
53281739179464 has 128 divisors (see below), whose sum is σ = 138743409254400. Its totient is φ = 17030499897600.
The previous prime is 53281739179451. The next prime is 53281739179469. The reversal of 53281739179464 is 46497193718235.
It is not an unprimeable number, because it can be changed into a prime (53281739179469) 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, 454691809 + ... + 454808975.
It is an arithmetic number, because the mean of its divisors is an integer number (1083932884800).
Almost surely, 253281739179464 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 53281739179464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69371704627200).
53281739179464 is an abundant number, since it is smaller than the sum of its proper divisors (85461670074936).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53281739179464 is a wasteful number, since it uses less digits than its factorization.
53281739179464 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 121683 (or 121679 counting only the distinct ones).
The product of its digits is 274337280, while the sum is 69.
The spelling of 53281739179464 in words is "fifty-three trillion, two hundred eighty-one billion, seven hundred thirty-nine million, one hundred seventy-nine thousand, four hundred sixty-four".
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