Base | Representation |
---|---|
bin | 1101101001000111011000… |
… | …00101000000100011000000 |
3 | 10221012222021102220020201020 |
4 | 12310203230011000203000 |
5 | 12413010011124044300 |
6 | 143445452043305440 |
7 | 6214300162245222 |
oct | 664435405004300 |
9 | 127188242806636 |
10 | 30000012331200 |
11 | 9616a2a95372a |
12 | 344625351b280 |
13 | 1397cb1b68c12 |
14 | 75a018c7a412 |
15 | 370580e128a0 |
hex | 1b48ec1408c0 |
30000012331200 has 168 divisors, whose sum is σ = 98935017814608. Its totient is φ = 7958552248320.
The previous prime is 30000012331169. The next prime is 30000012331241. The reversal of 30000012331200 is 213321000003.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 30000012331200.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15265317 + ... + 17118116.
Almost surely, 230000012331200 is an apocalyptic number.
30000012331200 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
30000012331200 is an abundant number, since it is smaller than the sum of its proper divisors (68935005483408).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30000012331200 is a wasteful number, since it uses less digits than its factorization.
30000012331200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32383651 (or 32383636 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 15.
Adding to 30000012331200 its reverse (213321000003), we get a palindrome (30213333331203).
The spelling of 30000012331200 in words is "thirty trillion, twelve million, three hundred thirty-one thousand, two hundred".
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