20389915000
20,389,915,000 is an even composite number composed of six prime numbers multiplied together.
20389915000 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred twenty divisors.
Prime factorization of 20389915000:
23 × 54 × 7 × 13 × 41 × 1093
(2 × 2 × 2 × 5 × 5 × 5 × 5 × 7 × 13 × 41 × 1093)See below for interesting mathematical facts about the number 20389915000 from the Numbermatics database.
Names of 20389915000
- Cardinal: 20389915000 can be written as Twenty billion, three hundred eighty-nine million, nine hundred fifteen thousand.
Scientific notation
- Scientific notation: 2.0389915 × 1010
Factors of 20389915000
Divisors of 20389915000
- Number of divisors d(n): 320
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Complete list of divisors:
1 2 4 5 7 8 10 13 14 20 25 26 28 35 40 41 50 52 56 65 70 82 91 100 104 125 130 140 164 175 182 200 205 250 260 280 287 325 328 350 364 410 455 500 520 533 574 625 650 700 728 820 875 910 1000 1025 1066 1093 1148 1250 1300 1400 1435 1625 1640 1750 1820 2050 2132 2186 2275 2296 2500 2600 2665 2870 3250 3500 3640 3731 4100 4264 4372 4375 4550 5000 5125 5330 5465 5740 6500 7000 7175 7462 7651 8125 8200 8744 8750 9100 10250 10660 10930 11375 11480 13000 13325 14209 14350 14924 15302 16250 17500 18200 18655 20500 21320 21860 22750 25625 26650 27325 28418 28700 29848 30604 32500 35000 35875 37310 38255 41000 43720 44813 45500 51250 53300 54650 56836 56875 57400 61208 65000 66625 71045 71750 74620 76510 89626 91000 93275 99463 102500 106600 109300 113672 113750 133250 136625 142090 143500 149240 153020 179252 179375 186550 191275 198926 205000 218600 224065 227500 266500 273250 284180 287000 306040 313691 333125 355225 358504 358750 373100 382550 397852 448130 455000 466375 497315 533000 546500 568360 582569 627382 666250 683125 710450 717500 746200 765100 795704 896260 932750 956375 994630 1093000 1120325 1165138 1254764 1332500 1366250 1420900 1435000 1530200 1568455 1776125 1792520 1865500 1912750 1989260 2240650 2330276 2331875 2486575 2509528 2665000 2732500 2841800 2912845 3136910 3552250 3731000 3825500 3978520 4077983 4481300 4660552 4663750 4781875 4973150 5465000 5601625 5825690 6273820 7104500 7651000 7842275 8155966 8880625 8962600 9327500 9563750 9946300 11203250 11651380 12432875 12547640 14209000 14564225 15684550 16311932 17761250 18655000 19127500 19892600 20389915 22406500 23302760 24865750 28008125 29128450 31369100 32623864 35522500 38255000 39211375 40779830 44813000 49731500 56016250 58256900 62164375 62738200 71045000 72821125 78422750 81559660 99463000 101949575 112032500 116513800 124328750 145642250 156845500 163119320 196056875 203899150 224065000 248657500 291284500 313691000 364105625 392113750 407798300 497315000 509747875 582569000 728211250 784227500 815596600 1019495750 1456422500 1568455000 2038991500 2548739375 2912845000 4077983000 5097478750 10194957500 20389915000
- Sum of all divisors σ(n): 60287451840
- Sum of proper divisors (its aliquot sum) s(n): 39897536840
- 20389915000 is an abundant number, because the sum of its proper divisors (39897536840) is greater than itself. Its abundance is 19507621840
Bases of 20389915000
- Binary: 100101111110101010101101001011110002
- Hexadecimal: 0x4BF556978
- Base-36: 9D7MN3S
Squares and roots of 20389915000
- 20389915000 squared (203899150002) is 415748633707225000000
- 20389915000 cubed (203899150003) is 8477079302656452635875000000000
-
The
square root of 20389915000 is 142793.2596448445 -
The
cube root of 20389915000 is 2731.9440772079
Scales and comparisons
How big is 20389915000?- 20,389,915,000 seconds is equal to 648 years, 17 weeks, 3 days, 9 hours, 16 minutes, 40 seconds.
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To count from 1 to 20,389,915,000 would take you about one thousand, two hundred ninety-six 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 20389915000 cubic inches would be around 227.7 feet tall.
Recreational maths with 20389915000
- 20389915000 backwards is 00051998302
- The number of decimal digits it has is: 11
- The sum of 20389915000's digits is 37
- More coming soon!
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