Base | Representation |
---|---|
bin | 1101101001011111111101… |
… | …11010110000010011011100 |
3 | 10221021020100102212120022012 |
4 | 12310233332322300103130 |
5 | 12413214030101442340 |
6 | 143455514014210352 |
7 | 6215245255604315 |
oct | 664577672602334 |
9 | 127236312776265 |
10 | 30013213312220 |
11 | 96215945210a6 |
12 | 34489184b39b8 |
13 | 1399306a795a8 |
14 | 75a90c1a160c |
15 | 370aa4d14565 |
hex | 1b4bfeeb04dc |
30013213312220 has 12 divisors (see below), whose sum is σ = 63027747955704. Its totient is φ = 12005285324880.
The previous prime is 30013213312219. The next prime is 30013213312241. The reversal of 30013213312220 is 2221331231003.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 750330332786 + ... + 750330332825.
It is an arithmetic number, because the mean of its divisors is an integer number (5252312329642).
Almost surely, 230013213312220 is an apocalyptic number.
It is an amenable number.
30013213312220 is an abundant number, since it is smaller than the sum of its proper divisors (33014534643484).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30013213312220 is a wasteful number, since it uses less digits than its factorization.
30013213312220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1500660665620 (or 1500660665618 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 23.
Adding to 30013213312220 its reverse (2221331231003), we get a palindrome (32234544543223).
The spelling of 30013213312220 in words is "thirty trillion, thirteen billion, two hundred thirteen million, three hundred twelve thousand, two hundred twenty".
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