Base | Representation |
---|---|
bin | 11100000010001010… |
… | …110110101011000000 |
3 | 2212200210122220201202 |
4 | 130002022312223000 |
5 | 443121344432010 |
6 | 21454524320332 |
7 | 2113635505454 |
oct | 340212665300 |
9 | 85623586652 |
10 | 30101170880 |
11 | 11847365230 |
12 | 5a009a30a8 |
13 | 2ab9328821 |
14 | 1657a62664 |
15 | bb29606a5 |
hex | 7022b6ac0 |
30101170880 has 224 divisors, whose sum is σ = 82130969088. Its totient is φ = 10401177600.
The previous prime is 30101170873. The next prime is 30101170889. The reversal of 30101170880 is 8807110103.
It is not an unprimeable number, because it can be changed into a prime (30101170889) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13195340 + ... + 13197620.
It is an arithmetic number, because the mean of its divisors is an integer number (366656112).
Almost surely, 230101170880 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 30101170880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41065484544).
30101170880 is an abundant number, since it is smaller than the sum of its proper divisors (52029798208).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30101170880 is a wasteful number, since it uses less digits than its factorization.
30101170880 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2495 (or 2485 counting only the distinct ones).
The product of its (nonzero) digits is 1344, while the sum is 29.
Adding to 30101170880 its reverse (8807110103), we get a palindrome (38908280983).
The spelling of 30101170880 in words is "thirty billion, one hundred one million, one hundred seventy thousand, eight hundred eighty".
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