Base | Representation |
---|---|
bin | 1101101110111001111111… |
… | …00100010001000000000000 |
3 | 10221220222211221112210020121 |
4 | 12313130333210101000000 |
5 | 12424240003232421400 |
6 | 144121115351550024 |
7 | 6234542625443602 |
oct | 667347744210000 |
9 | 127828757483217 |
10 | 30198981529600 |
11 | 9693352873384 |
12 | 347892198b314 |
13 | 13b09a0755100 |
14 | 7658d20b3172 |
15 | 375828b1e21a |
hex | 1b773f911000 |
30198981529600 has 351 divisors, whose sum is σ = 81149197796109. Its totient is φ = 11141952307200.
The previous prime is 30198981529589. The next prime is 30198981529609. The reversal of 30198981529600 is 692518989103.
The square root of 30198981529600 is 5495360.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 13 ways, for example, as 15797381566464 + 14401599963136 = 3974592^2 + 3794944^2 .
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30198981529609) by changing a digit.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 22860696940 + ... + 22860698260.
Almost surely, 230198981529600 is an apocalyptic number.
30198981529600 is the 5495360-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 30198981529600
30198981529600 is an abundant number, since it is smaller than the sum of its proper divisors (50950216266509).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30198981529600 is an frugal number, since it uses more digits than its factorization.
30198981529600 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2702 (or 1341 counting only the distinct ones).
The product of its (nonzero) digits is 8398080, while the sum is 61.
The spelling of 30198981529600 in words is "thirty trillion, one hundred ninety-eight billion, nine hundred eighty-one million, five hundred twenty-nine thousand, six hundred".
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