Base | Representation |
---|---|
bin | 10001110101010101111… |
… | …100010111011101100100 |
3 | 11100011020201200210110012 |
4 | 101311111330113131210 |
5 | 130034314414124320 |
6 | 2334553532145352 |
7 | 154353135306641 |
oct | 21652574273544 |
9 | 4304221623405 |
10 | 1225507567460 |
11 | 43280a089060 |
12 | 179618008258 |
13 | 8b7460258a7 |
14 | 4345a076dc8 |
15 | 21d2921d4c5 |
hex | 11d55f17764 |
1225507567460 has 48 divisors (see below), whose sum is σ = 2807604495360. Its totient is φ = 445626723840.
The previous prime is 1225507567411. The next prime is 1225507567547. The reversal of 1225507567460 is 647657055221.
It is a super-4 number, since 4×12255075674604 (a number of 49 digits) contains 4444 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1225507567399 and 1225507567408.
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 15 ways as a sum of consecutive naturals, for example, 12439676 + ... + 12537804.
It is an arithmetic number, because the mean of its divisors is an integer number (58491760320).
Almost surely, 21225507567460 is an apocalyptic number.
1225507567460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1225507567460 is an abundant number, since it is smaller than the sum of its proper divisors (1582096927900).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1225507567460 is a wasteful number, since it uses less digits than its factorization.
1225507567460 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 154916 (or 154914 counting only the distinct ones).
The product of its (nonzero) digits is 3528000, while the sum is 50.
The spelling of 1225507567460 in words is "one trillion, two hundred twenty-five billion, five hundred seven million, five hundred sixty-seven thousand, four hundred sixty".
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