Base | Representation |
---|---|
bin | 10110011101000110101… |
… | …111100110101001010100 |
3 | 12110111221220112011200212 |
4 | 112131012233212221110 |
5 | 200240212004042234 |
6 | 3140514202424552 |
7 | 216324651543260 |
oct | 26350657465124 |
9 | 5414856464625 |
10 | 1543080143444 |
11 | 545464570824 |
12 | 20b086502158 |
13 | b2686660b48 |
14 | 54984d430a0 |
15 | 2a2144a65ce |
hex | 16746be6a54 |
1543080143444 has 48 divisors (see below), whose sum is σ = 3112155392640. Its totient is φ = 655761294720.
The previous prime is 1543080143431. The next prime is 1543080143447. The reversal of 1543080143444 is 4443410803451.
It is a super-2 number, since 2×15430801434442 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1543080143447) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2953874 + ... + 3436790.
It is an arithmetic number, because the mean of its divisors is an integer number (64836570680).
Almost surely, 21543080143444 is an apocalyptic number.
1543080143444 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
1543080143444 is an abundant number, since it is smaller than the sum of its proper divisors (1569075249196).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1543080143444 is a wasteful number, since it uses less digits than its factorization.
1543080143444 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 483888 (or 483886 counting only the distinct ones).
The product of its (nonzero) digits is 368640, while the sum is 41.
Adding to 1543080143444 its reverse (4443410803451), we get a palindrome (5986490946895).
The spelling of 1543080143444 in words is "one trillion, five hundred forty-three billion, eighty million, one hundred forty-three thousand, four hundred forty-four".
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