Base | Representation |
---|---|
bin | 10010111111110001001… |
… | …110001111100011010100 |
3 | 11121210112010001101000221 |
4 | 102333301032033203110 |
5 | 132342001031232320 |
6 | 2435411434444124 |
7 | 163212402023554 |
oct | 22776116174324 |
9 | 4553463041027 |
10 | 1305422133460 |
11 | 463698842325 |
12 | 190bbb293644 |
13 | 96140546b33 |
14 | 4727b733164 |
15 | 23e54e633aa |
hex | 12ff138f8d4 |
1305422133460 has 24 divisors (see below), whose sum is σ = 2761108691040. Its totient is φ = 518412241824.
The previous prime is 1305422133439. The next prime is 1305422133523. The reversal of 1305422133460 is 643312245031.
It is a happy number.
It is a super-3 number, since 3×13054221334603 (a number of 37 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 234785374 + ... + 234790933.
It is an arithmetic number, because the mean of its divisors is an integer number (115046195460).
Almost surely, 21305422133460 is an apocalyptic number.
1305422133460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1305422133460 is an abundant number, since it is smaller than the sum of its proper divisors (1455686557580).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1305422133460 is a wasteful number, since it uses less digits than its factorization.
1305422133460 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 469576455 (or 469576453 counting only the distinct ones).
The product of its (nonzero) digits is 51840, while the sum is 34.
Adding to 1305422133460 its reverse (643312245031), we get a palindrome (1948734378491).
The spelling of 1305422133460 in words is "one trillion, three hundred five billion, four hundred twenty-two million, one hundred thirty-three thousand, four hundred sixty".
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