Base | Representation |
---|---|
bin | 111011001010101110… |
… | …101011000100010100 |
3 | 20001222120100202020102 |
4 | 323022232223010110 |
5 | 2020102334243204 |
6 | 45104032553232 |
7 | 4406231450540 |
oct | 731256530424 |
9 | 201876322212 |
10 | 63530774804 |
11 | 24a41514472 |
12 | 103903b2818 |
13 | 5cb60b0353 |
14 | 3109782a20 |
15 | 19bc6dd41e |
hex | ecabab114 |
63530774804 has 24 divisors (see below), whose sum is σ = 127069313280. Its totient is φ = 27225811296.
The previous prime is 63530774803. The next prime is 63530774809. The reversal of 63530774804 is 40847703536.
63530774804 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×635307748042 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (63530774803) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 471014 + ... + 590690.
It is an arithmetic number, because the mean of its divisors is an integer number (5294554720).
Almost surely, 263530774804 is an apocalyptic number.
It is an amenable number.
63530774804 is an abundant number, since it is smaller than the sum of its proper divisors (63538538476).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
63530774804 is a wasteful number, since it uses less digits than its factorization.
63530774804 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 138647 (or 138645 counting only the distinct ones).
The product of its (nonzero) digits is 1693440, while the sum is 47.
The spelling of 63530774804 in words is "sixty-three billion, five hundred thirty million, seven hundred seventy-four thousand, eight hundred four".
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