Base | Representation |
---|---|
bin | 1101111010110100001101… |
… | …11111001000010111001110 |
3 | 11000101010010012101200100000 |
4 | 12331122012333020113032 |
5 | 13002441044110210231 |
6 | 145033114055145130 |
7 | 6306240525163164 |
oct | 675320677102716 |
9 | 130333105350300 |
10 | 30608201647566 |
11 | 983095796a884 |
12 | 35240a89751a6 |
13 | 1410458322a4a |
14 | 77b6329c9234 |
15 | 3812c9bc46e6 |
hex | 1bd686fc85ce |
30608201647566 has 96 divisors (see below), whose sum is σ = 69022738407168. Its totient is φ = 10165896861120.
The previous prime is 30608201647511. The next prime is 30608201647567. The reversal of 30608201647566 is 66574610280603.
30608201647566 is a `hidden beast` number, since 3 + 0 + 6 + 0 + 8 + 20 + 16 + 47 + 566 = 666.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30608201647567) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 150729121 + ... + 150932051.
It is an arithmetic number, because the mean of its divisors is an integer number (718986858408).
Almost surely, 230608201647566 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 30608201647566, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34511369203584).
30608201647566 is an abundant number, since it is smaller than the sum of its proper divisors (38414536759602).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30608201647566 is a wasteful number, since it uses less digits than its factorization.
30608201647566 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 204068 (or 204056 counting only the distinct ones).
The product of its (nonzero) digits is 8709120, while the sum is 54.
The spelling of 30608201647566 in words is "thirty trillion, six hundred eight billion, two hundred one million, six hundred forty-seven thousand, five hundred sixty-six".
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