Base | Representation |
---|---|
bin | 1101101010101000011011… |
… | …01001000000101111111011 |
3 | 10221101221202120022022211012 |
4 | 12311110031221000233323 |
5 | 12414333212421244031 |
6 | 143525430121024135 |
7 | 6221123265654251 |
oct | 665241551005773 |
9 | 127357676268735 |
10 | 30052115024891 |
11 | 9637037524663 |
12 | 345437462504b |
13 | 139cb9642a89b |
14 | 75c75c9585d1 |
15 | 371ad01a2b2b |
hex | 1b550da40bfb |
30052115024891 has 2 divisors, whose sum is σ = 30052115024892. Its totient is φ = 30052115024890.
The previous prime is 30052115024887. The next prime is 30052115024929. The reversal of 30052115024891 is 19842051125003.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 30052115024891 - 22 = 30052115024887 is a prime.
It is not a weakly prime, because it can be changed into another prime (30052115024821) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15026057512445 + 15026057512446.
It is an arithmetic number, because the mean of its divisors is an integer number (15026057512446).
Almost surely, 230052115024891 is an apocalyptic number.
30052115024891 is a deficient number, since it is larger than the sum of its proper divisors (1).
30052115024891 is an equidigital number, since it uses as much as digits as its factorization.
30052115024891 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 86400, while the sum is 41.
Adding to 30052115024891 its reverse (19842051125003), we get a palindrome (49894166149894).
The spelling of 30052115024891 in words is "thirty trillion, fifty-two billion, one hundred fifteen million, twenty-four thousand, eight hundred ninety-one".
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