Base | Representation |
---|---|
bin | 1101101111010010101001… |
… | …01110000001110101000000 |
3 | 10221222021000122112102202120 |
4 | 12313221110232001311000 |
5 | 12424444112123443240 |
6 | 144131145230244240 |
7 | 6235522002650325 |
oct | 667512456016500 |
9 | 127867018472676 |
10 | 30212221312320 |
11 | 9698a27333073 |
12 | 347b3b7956680 |
13 | 13b20006cca78 |
14 | 7663ca618b4c |
15 | 375d51137ad0 |
hex | 1b7a54b81d40 |
30212221312320 has 112 divisors (see below), whose sum is σ = 101566379348928. Its totient is φ = 7582675148800.
The previous prime is 30212221312291. The next prime is 30212221312331. The reversal of 30212221312320 is 2321312221203.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 925603206 + ... + 925635845.
Almost surely, 230212221312320 is an apocalyptic number.
30212221312320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
30212221312320 is an abundant number, since it is smaller than the sum of its proper divisors (71354158036608).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30212221312320 is a wasteful number, since it uses less digits than its factorization.
30212221312320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1851239088 (or 1851239078 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 24.
Adding to 30212221312320 its reverse (2321312221203), we get a palindrome (32533533533523).
The spelling of 30212221312320 in words is "thirty trillion, two hundred twelve billion, two hundred twenty-one million, three hundred twelve thousand, three hundred twenty".
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