Base | Representation |
---|---|
bin | 1101101111000001101100… |
… | …10011100001000100100010 |
3 | 10221221101112102220022211110 |
4 | 12313200312103201010202 |
5 | 12424321443001030310 |
6 | 144123042225324150 |
7 | 6235050332346156 |
oct | 667406623410442 |
9 | 127841472808743 |
10 | 30203121111330 |
11 | 9695087523402 |
12 | 3479698196656 |
13 | 13b11b026865b |
14 | 765ba5b9d066 |
15 | 3759bc266d20 |
hex | 1b78364e1122 |
30203121111330 has 32 divisors (see below), whose sum is σ = 72488376822528. Its totient is φ = 8054067168000.
The previous prime is 30203121111301. The next prime is 30203121111337. The reversal of 30203121111330 is 3311112130203.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 30203121111297 and 30203121111306.
It is not an unprimeable number, because it can be changed into a prime (30203121111337) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3642151 + ... + 8583210.
It is an arithmetic number, because the mean of its divisors is an integer number (2265261775704).
Almost surely, 230203121111330 is an apocalyptic number.
30203121111330 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
30203121111330 is an abundant number, since it is smaller than the sum of its proper divisors (42285255711198).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30203121111330 is a wasteful number, since it uses less digits than its factorization.
30203121111330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12307722.
The product of its (nonzero) digits is 324, while the sum is 21.
Adding to 30203121111330 its reverse (3311112130203), we get a palindrome (33514233241533).
The spelling of 30203121111330 in words is "thirty trillion, two hundred three billion, one hundred twenty-one million, one hundred eleven thousand, three hundred thirty".
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