Base | Representation |
---|---|
bin | 1000011101011001011… |
… | …0000111000111011001 |
3 | 111220010022010000212102 |
4 | 2013112112013013121 |
5 | 4340113442310210 |
6 | 150432543053145 |
7 | 13333261653221 |
oct | 2072626070731 |
9 | 456108100772 |
10 | 145330041305 |
11 | 566a8024059 |
12 | 241ba8a11b5 |
13 | 10920c093a7 |
14 | 7069483081 |
15 | 3ba8b1cea5 |
hex | 21d65871d9 |
145330041305 has 8 divisors (see below), whose sum is σ = 175359564744. Its totient is φ = 115621689600.
The previous prime is 145330041247. The next prime is 145330041323. The reversal of 145330041305 is 503140033541.
145330041305 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 197233936 + 145132807369 = 14044^2 + 380963^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 145330041305 - 210 = 145330040281 is a prime.
It is a super-2 number, since 2×1453300413052 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is an unprimeable number.
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, 80291936 + ... + 80293745.
It is an arithmetic number, because the mean of its divisors is an integer number (21919945593).
Almost surely, 2145330041305 is an apocalyptic number.
It is an amenable number.
145330041305 is a deficient number, since it is larger than the sum of its proper divisors (30029523439).
145330041305 is a wasteful number, since it uses less digits than its factorization.
145330041305 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 160585867.
The product of its (nonzero) digits is 10800, while the sum is 29.
Adding to 145330041305 its reverse (503140033541), we get a palindrome (648470074846).
The spelling of 145330041305 in words is "one hundred forty-five billion, three hundred thirty million, forty-one thousand, three hundred five".
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