Base | Representation |
---|---|
bin | 10101000001000010110… |
… | …101111011010001011001 |
3 | 12010001210220101011022221 |
4 | 111001002311323101121 |
5 | 142130240443202441 |
6 | 3023245330344041 |
7 | 206225243140123 |
oct | 25010265732131 |
9 | 5101726334287 |
10 | 1444230444121 |
11 | 507549486643 |
12 | 1b3a99a2b021 |
13 | a62622642ba |
14 | 4dc88996213 |
15 | 2787b23b8d1 |
hex | 15042d7b459 |
1444230444121 has 4 divisors (see below), whose sum is σ = 1444236596352. Its totient is φ = 1444224291892.
The previous prime is 1444230444109. The next prime is 1444230444143. The reversal of 1444230444121 is 1214440324441.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 1444230444121 - 211 = 1444230442073 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1444230444721) 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 3 ways as a sum of consecutive naturals, for example, 2709421 + ... + 3198346.
It is an arithmetic number, because the mean of its divisors is an integer number (361059149088).
Almost surely, 21444230444121 is an apocalyptic number.
It is an amenable number.
1444230444121 is a deficient number, since it is larger than the sum of its proper divisors (6152231).
1444230444121 is an equidigital number, since it uses as much as digits as its factorization.
1444230444121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6152230.
The product of its (nonzero) digits is 49152, while the sum is 34.
Adding to 1444230444121 its reverse (1214440324441), we get a palindrome (2658670768562).
The spelling of 1444230444121 in words is "one trillion, four hundred forty-four billion, two hundred thirty million, four hundred forty-four thousand, one hundred twenty-one".
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