Base | Representation |
---|---|
bin | 11100011111100011… |
… | …100000000000000000 |
3 | 2220222011022220121000 |
4 | 130133203200000000 |
5 | 1000124101432010 |
6 | 22015455132000 |
7 | 2132103106320 |
oct | 343743400000 |
9 | 86864286530 |
10 | 30594170880 |
11 | 11a7a680449 |
12 | 5b19b14000 |
13 | 2b674cc6c0 |
14 | 16a3315280 |
15 | be0d947c0 |
hex | 71f8e0000 |
30594170880 has 1152 divisors, whose sum is σ = 140928076800. Its totient is φ = 6115295232.
The previous prime is 30594170879. The next prime is 30594170891. The reversal of 30594170880 is 8807149503.
It is a tau number, because it is divible by the number of its divisors (1152).
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a zygodrome in base 2.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1610219511 + ... + 1610219529.
It is an arithmetic number, because the mean of its divisors is an integer number (122333400).
Almost surely, 230594170880 is an apocalyptic number.
30594170880 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 30594170880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70464038400).
30594170880 is an abundant number, since it is smaller than the sum of its proper divisors (110333905920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30594170880 is an equidigital number, since it uses as much as digits as its factorization.
30594170880 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 87 (or 49 counting only the distinct ones).
The product of its (nonzero) digits is 241920, while the sum is 45.
The spelling of 30594170880 in words is "thirty billion, five hundred ninety-four million, one hundred seventy thousand, eight hundred eighty".
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