Base | Representation |
---|---|
bin | 11100011011100110… |
… | …001010010111000000 |
3 | 2220210112100212201200 |
4 | 130123212022113000 |
5 | 1000010101303213 |
6 | 22005123501200 |
7 | 2130335451120 |
oct | 343346122700 |
9 | 86715325650 |
10 | 30527759808 |
11 | 11a46140867 |
12 | 5abb827800 |
13 | 2b56819600 |
14 | 1698588c80 |
15 | bda127273 |
hex | 71b98a5c0 |
30527759808 has 504 divisors, whose sum is σ = 109986080256. Its totient is φ = 7925299200.
The previous prime is 30527759749. The next prime is 30527759863. The reversal of 30527759808 is 80895772503.
30527759808 is a `hidden beast` number, since 30 + 527 + 7 + 5 + 9 + 80 + 8 = 666.
It is a tau number, because it is divible by the number of its divisors (504).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 48379653 + ... + 48380283.
Almost surely, 230527759808 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 30527759808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54993040128).
30527759808 is an abundant number, since it is smaller than the sum of its proper divisors (79458320448).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30527759808 is a wasteful number, since it uses less digits than its factorization.
30527759808 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 753 (or 727 counting only the distinct ones).
The product of its (nonzero) digits is 4233600, while the sum is 54.
It can be divided in two parts, 305277 and 59808, that added together give a triangular number (365085 = T854).
The spelling of 30527759808 in words is "thirty billion, five hundred twenty-seven million, seven hundred fifty-nine thousand, eight hundred eight".
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