Base | Representation |
---|---|
bin | 11100001110110011… |
… | …101011111001001110 |
3 | 2220020120122011200200 |
4 | 130032303223321032 |
5 | 444040134414410 |
6 | 21531541034330 |
7 | 2122121646654 |
oct | 341663537116 |
9 | 86216564620 |
10 | 30313201230 |
11 | 11946014824 |
12 | 5a5b9b59a6 |
13 | 2b21235880 |
14 | 1677c96dd4 |
15 | bc63943c0 |
hex | 70ecebe4e |
30313201230 has 48 divisors (see below), whose sum is σ = 84876966720. Its totient is φ = 7461710784.
The previous prime is 30313201223. The next prime is 30313201277. The reversal of 30313201230 is 3210231303.
30313201230 is a `hidden beast` number, since 303 + 1 + 320 + 12 + 30 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a Curzon number.
It is a congruent number.
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, 12953190 + ... + 12955529.
It is an arithmetic number, because the mean of its divisors is an integer number (1768270140).
Almost surely, 230313201230 is an apocalyptic number.
30313201230 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
30313201230 is an abundant number, since it is smaller than the sum of its proper divisors (54563765490).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30313201230 is a wasteful number, since it uses less digits than its factorization.
30313201230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25908745 (or 25908742 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 18.
Adding to 30313201230 its reverse (3210231303), we get a palindrome (33523432533).
The spelling of 30313201230 in words is "thirty billion, three hundred thirteen million, two hundred one thousand, two hundred thirty".
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