Base | Representation |
---|---|
bin | 110001011111100011… |
… | …001101010001010000 |
3 | 12002011121022110210022 |
4 | 301133203031101100 |
5 | 1332314011004324 |
6 | 40225143523012 |
7 | 3560632156100 |
oct | 613743152120 |
9 | 162147273708 |
10 | 53142672464 |
11 | 205a0720422 |
12 | a371459468 |
13 | 501bb88b2b |
14 | 2801c75200 |
15 | 15b071c05e |
hex | c5f8cd450 |
53142672464 has 60 divisors (see below), whose sum is σ = 120120151104. Its totient is φ = 22709679552.
The previous prime is 53142672461. The next prime is 53142672493. The reversal of 53142672464 is 46427624135.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53142672461) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 174377 + ... + 369719.
Almost surely, 253142672464 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 53142672464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60060075552).
53142672464 is an abundant number, since it is smaller than the sum of its proper divisors (66977478640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53142672464 is a wasteful number, since it uses less digits than its factorization.
53142672464 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 195712 (or 195699 counting only the distinct ones).
The product of its digits is 967680, while the sum is 44.
The spelling of 53142672464 in words is "fifty-three billion, one hundred forty-two million, six hundred seventy-two thousand, four hundred sixty-four".
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