Base | Representation |
---|---|
bin | 111000011111010100… |
… | …1110001111010000001 |
3 | 102121010022120212221022 |
4 | 1300332221301322001 |
5 | 3441420404132001 |
6 | 131421255035225 |
7 | 11523115614311 |
oct | 1607651617201 |
9 | 377108525838 |
10 | 121310224001 |
11 | 474a150587a |
12 | 1b61666bb15 |
13 | b593791b45 |
14 | 5c2b369441 |
15 | 325001511b |
hex | 1c3ea71e81 |
121310224001 has 8 divisors (see below), whose sum is σ = 121833024000. Its totient is φ = 120787551360.
The previous prime is 121310223997. The next prime is 121310224069. The reversal of 121310224001 is 100422013121.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 121310224001 - 22 = 121310223997 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (121310224601) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2217425 + ... + 2271473.
It is an arithmetic number, because the mean of its divisors is an integer number (15229128000).
Almost surely, 2121310224001 is an apocalyptic number.
It is an amenable number.
121310224001 is a deficient number, since it is larger than the sum of its proper divisors (522799999).
121310224001 is an equidigital number, since it uses as much as digits as its factorization.
121310224001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 63679.
The product of its (nonzero) digits is 96, while the sum is 17.
Adding to 121310224001 its reverse (100422013121), we get a palindrome (221732237122).
The spelling of 121310224001 in words is "one hundred twenty-one billion, three hundred ten million, two hundred twenty-four thousand, one".
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