| Base | Representation |
|---|---|
| bin | 100010000110111… |
| … | …1011101110110000 |
| 3 | 2221202120210021000 |
| 4 | 1010031323232300 |
| 5 | 4320443100331 |
| 6 | 305322402000 |
| 7 | 40235055033 |
| oct | 10415735660 |
| 9 | 2852523230 |
| 10 | 1144503216 |
| 11 | 53805122a |
| 12 | 27b360300 |
| 13 | 15316314c |
| 14 | ac00501a |
| 15 | 6a7270e6 |
| hex | 4437bbb0 |
1144503216 has 80 divisors (see below), whose sum is σ = 3299079520. Its totient is φ = 379883520.
The previous prime is 1144503193. The next prime is 1144503221. The reversal of 1144503216 is 6123054411.
It is a happy number.
1144503216 is a `hidden beast` number, since 1 + 1 + 445 + 0 + 3 + 216 = 666.
It is a super-2 number, since 2×11445032162 = 2619775222868685312, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a self number, because there is not a number n which added to its sum of digits gives 1144503216.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 98616 + ... + 109608.
It is an arithmetic number, because the mean of its divisors is an integer number (41238494).
Almost surely, 21144503216 is an apocalyptic number.
1144503216 is a gapful number since it is divisible by the number (16) 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 1144503216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1649539760).
1144503216 is an abundant number, since it is smaller than the sum of its proper divisors (2154576304).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1144503216 is a wasteful number, since it uses less digits than its factorization.
1144503216 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11251 (or 11239 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 27.
The square root of 1144503216 is about 33830.5071791719. The cubic root of 1144503216 is about 1046.0176334210.
Adding to 1144503216 its reverse (6123054411), we get a palindrome (7267557627).
The spelling of 1144503216 in words is "one billion, one hundred forty-four million, five hundred three thousand, two hundred sixteen".
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