| Base | Representation |
|---|---|
| bin | 100010000111000… |
| … | …0101111101100000 |
| 3 | 2221202122220202000 |
| 4 | 1010032011331200 |
| 5 | 4321000420440 |
| 6 | 305323324000 |
| 7 | 40235321145 |
| oct | 10416057540 |
| 9 | 2852586660 |
| 10 | 1144545120 |
| 11 | 53807a764 |
| 12 | 27b380600 |
| 13 | 153179244 |
| 14 | ac0163cc |
| 15 | 6a734730 |
| hex | 44385f60 |
1144545120 has 192 divisors, whose sum is σ = 4023613440. Its totient is φ = 303865344.
The previous prime is 1144545109. The next prime is 1144545169. The reversal of 1144545120 is 215454411.
1144545120 is a `hidden beast` number, since 1 + 144 + 5 + 4 + 512 + 0 = 666.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1325809 + ... + 1326671.
It is an arithmetic number, because the mean of its divisors is an integer number (20956320).
Almost surely, 21144545120 is an apocalyptic number.
1144545120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1144545120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2011806720).
1144545120 is an abundant number, since it is smaller than the sum of its proper divisors (2879068320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1144545120 is a wasteful number, since it uses less digits than its factorization.
1144545120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1194 (or 1180 counting only the distinct ones).
The product of its (nonzero) digits is 3200, while the sum is 27.
The square root of 1144545120 is about 33831.1264961721. The cubic root of 1144545120 is about 1046.0303993056.
Adding to 1144545120 its reverse (215454411), we get a palindrome (1359999531).
It can be divided in two parts, 11445 and 45120, that added together give a palindrome (56565).
The spelling of 1144545120 in words is "one billion, one hundred forty-four million, five hundred forty-five thousand, one hundred twenty".
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