Base | Representation |
---|---|
bin | 100010000110000… |
… | …0110100100100010 |
3 | 2221201200101222110 |
4 | 1010030012210202 |
5 | 4320332221310 |
6 | 305304220150 |
7 | 40231015662 |
oct | 10414064442 |
9 | 2851611873 |
10 | 1144023330 |
11 | 53785372a |
12 | 27b16a656 |
13 | 1530258a8 |
14 | abd1c1a2 |
15 | 6a67ed20 |
hex | 44306922 |
1144023330 has 32 divisors (see below), whose sum is σ = 2907166464. Its totient is φ = 287127296.
The previous prime is 1144023323. The next prime is 1144023367. The reversal of 1144023330 is 333204411.
It is a junction number, because it is equal to n+sod(n) for n = 1144023297 and 1144023306.
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, 1121082 + ... + 1122101.
It is an arithmetic number, because the mean of its divisors is an integer number (90848952).
Almost surely, 21144023330 is an apocalyptic number.
1144023330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1144023330 is an abundant number, since it is smaller than the sum of its proper divisors (1763143134).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1144023330 is a wasteful number, since it uses less digits than its factorization.
1144023330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2243210.
The product of its (nonzero) digits is 864, while the sum is 21.
The square root of 1144023330 is about 33823.4139317722. The cubic root of 1144023330 is about 1045.8714158641.
Adding to 1144023330 its reverse (333204411), we get a palindrome (1477227741).
The spelling of 1144023330 in words is "one billion, one hundred forty-four million, twenty-three thousand, three hundred thirty".
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