1813400428
1,813,400,428 is an even composite number composed of five prime numbers multiplied together.
1813400428 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of seventy-two divisors.
Prime factorization of 1813400428:
22 × 72 × 31 × 163 × 1831
(2 × 2 × 7 × 7 × 31 × 163 × 1831)See below for interesting mathematical facts about the number 1813400428 from the Numbermatics database.
Names of 1813400428
- Cardinal: 1813400428 can be written as One billion, eight hundred thirteen million, four hundred thousand, four hundred twenty-eight.
Scientific notation
- Scientific notation: 1.813400428 × 109
Factors of 1813400428
Divisors of 1813400428
- Number of divisors d(n): 72
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Complete list of divisors:
1 2 4 7 14 28 31 49 62 98 124 163 196 217 326 434 652 868 1141 1519 1831 2282 3038 3662 4564 5053 6076 7324 7987 10106 12817 15974 20212 25634 31948 35371 51268 56761 70742 89719 113522 141484 179438 227044 247597 298453 358876 397327 495194 596906 794654 990388 1193812 1589308 2089171 2781289 4178342 5562578 8356684 9252043 11125156 14624197 18504086 29248394 37008172 58496788 64764301 129528602 259057204 453350107 906700214 1813400428
- Sum of all divisors σ(n): 3836120064
- Sum of proper divisors (its aliquot sum) s(n): 2022719636
- 1813400428 is an abundant number, because the sum of its proper divisors (2022719636) is greater than itself. Its abundance is 209319208
Bases of 1813400428
- Binary: 11011000001011001001011011011002
- Hexadecimal: 0x6C164B6C
- Base-36: TZNGQ4
Squares and roots of 1813400428
- 1813400428 squared (18134004282) is 3288421112270583184
- 1813400428 cubed (18134004283) is 5963224252435711597675202752
-
The
square root of 1813400428 is 42584.0395923167 -
The
cube root of 1813400428 is 1219.4516096671
Scales and comparisons
How big is 1813400428?- 1,813,400,428 seconds is equal to 57 years, 34 weeks, 2 days, 10 hours, 20 minutes, 28 seconds.
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To count from 1 to 1,813,400,428 would take you about one hundred fifteen years!
This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)
- A cube with a volume of 1813400428 cubic inches would be around 101.6 feet tall.
Recreational maths with 1813400428
- 1813400428 backwards is 8240043181
- 1813400428 is a
Harshad number . - The number of decimal digits it has is: 10
- The sum of 1813400428's digits is 31
- More coming soon!
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The information we have on file for 1813400428 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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