Base | Representation |
---|---|
bin | 10010010000010001010… |
… | …010001110100000100001 |
3 | 11102220212201100221211211 |
4 | 102100101102032200201 |
5 | 131023023113103441 |
6 | 2400134531310121 |
7 | 156425464551151 |
oct | 22202122164041 |
9 | 4386781327754 |
10 | 1254420441121 |
11 | 443aa66aaa71 |
12 | 183146a4b341 |
13 | 913a30c6863 |
14 | 449ddd74761 |
15 | 2296c6a5a81 |
hex | 1241148e821 |
1254420441121 has 8 divisors (see below), whose sum is σ = 1328220261000. Its totient is φ = 1180621774848.
The previous prime is 1254420441103. The next prime is 1254420441133. The reversal of 1254420441121 is 1211440244521.
It can be written as a sum of positive squares in 4 ways, for example, as 197523358096 + 1056897083025 = 444436^2 + 1028055^2 .
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 1254420441121 - 219 = 1254419916833 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1254420441161) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3063505 + ... + 3448753.
It is an arithmetic number, because the mean of its divisors is an integer number (166027532625).
Almost surely, 21254420441121 is an apocalyptic number.
It is an amenable number.
1254420441121 is a deficient number, since it is larger than the sum of its proper divisors (73799819879).
1254420441121 is a wasteful number, since it uses less digits than its factorization.
1254420441121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 576803.
The product of its (nonzero) digits is 10240, while the sum is 31.
Adding to 1254420441121 its reverse (1211440244521), we get a palindrome (2465860685642).
The spelling of 1254420441121 in words is "one trillion, two hundred fifty-four billion, four hundred twenty million, four hundred forty-one thousand, one hundred twenty-one".
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