Base | Representation |
---|---|
bin | 1101111001011101010110… |
… | …01101001001001010001000 |
3 | 11000012122201222200020222120 |
4 | 12330232223031021022020 |
5 | 13001210041023112420 |
6 | 144555442230451240 |
7 | 6303000030265356 |
oct | 674565315111210 |
9 | 130178658606876 |
10 | 30561564660360 |
11 | 98130a5570048 |
12 | 3517052203b20 |
13 | 1408c35228726 |
14 | 77928ab987d6 |
15 | 37ee9a6ccd40 |
hex | 1bcbab349288 |
30561564660360 has 192 divisors, whose sum is σ = 92404459385280. Its totient is φ = 8085964423680.
The previous prime is 30561564660329. The next prime is 30561564660371. The reversal of 30561564660360 is 6306646516503.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10682125330 + ... + 10682128190.
It is an arithmetic number, because the mean of its divisors is an integer number (481273225965).
Almost surely, 230561564660360 is an apocalyptic number.
30561564660360 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 30561564660360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46202229692640).
30561564660360 is an abundant number, since it is smaller than the sum of its proper divisors (61842894724920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30561564660360 is a wasteful number, since it uses less digits than its factorization.
30561564660360 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4516 (or 3773 counting only the distinct ones).
The product of its (nonzero) digits is 6998400, while the sum is 51.
The spelling of 30561564660360 in words is "thirty trillion, five hundred sixty-one billion, five hundred sixty-four million, six hundred sixty thousand, three hundred sixty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •