Base | Representation |
---|---|
bin | 1111011101110111111… |
… | …11010100001010111000 |
3 | 1212210201121112211020200 |
4 | 13232323333110022320 |
5 | 32201334314230423 |
6 | 1044045434322200 |
7 | 53252311145352 |
oct | 7567377241270 |
9 | 1783647484220 |
10 | 531434914488 |
11 | 195420177a75 |
12 | 86bb4589360 |
13 | 3b1638974aa |
14 | 1ba1606c0d2 |
15 | dc556ebd43 |
hex | 7bbbfd42b8 |
531434914488 has 96 divisors (see below), whose sum is σ = 1466684668800. Its totient is φ = 173787163200.
The previous prime is 531434914487. The next prime is 531434914513. The reversal of 531434914488 is 884419434135.
531434914488 is a `hidden beast` number, since 5 + 3 + 1 + 434 + 91 + 44 + 88 = 666.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (531434914487) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1958373 + ... + 2213163.
It is an arithmetic number, because the mean of its divisors is an integer number (15277965300).
Almost surely, 2531434914488 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 531434914488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (733342334400).
531434914488 is an abundant number, since it is smaller than the sum of its proper divisors (935249754312).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
531434914488 is a wasteful number, since it uses less digits than its factorization.
531434914488 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 255353 (or 255346 counting only the distinct ones).
The product of its digits is 6635520, while the sum is 54.
The spelling of 531434914488 in words is "five hundred thirty-one billion, four hundred thirty-four million, nine hundred fourteen thousand, four hundred eighty-eight".
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