72135468900
72,135,468,900 is an even composite number composed of five prime numbers multiplied together.
72135468900 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred sixty-two divisors.
Prime factorization of 72135468900:
22 × 32 × 52 × 112 × 662401
(2 × 2 × 3 × 3 × 5 × 5 × 11 × 11 × 662401)See below for interesting mathematical facts about the number 72135468900 from the Numbermatics database.
Names of 72135468900
- Cardinal: 72135468900 can be written as Seventy-two billion, one hundred thirty-five million, four hundred sixty-eight thousand, nine hundred.
Scientific notation
- Scientific notation: 7.21354689 × 1010
Factors of 72135468900
Divisors of 72135468900
- Number of divisors d(n): 162
-
Complete list of divisors:
1 2 3 4 5 6 9 10 11 12 15 18 20 22 25 30 33 36 44 45 50 55 60 66 75 90 99 100 110 121 132 150 165 180 198 220 225 242 275 300 330 363 396 450 484 495 550 605 660 726 825 900 990 1089 1100 1210 1452 1650 1815 1980 2178 2420 2475 3025 3300 3630 4356 4950 5445 6050 7260 9075 9900 10890 12100 18150 21780 27225 36300 54450 108900 662401 1324802 1987203 2649604 3312005 3974406 5961609 6624010 7286411 7948812 9936015 11923218 13248020 14572822 16560025 19872030 21859233 23846436 29145644 29808045 33120050 36432055 39744060 43718466 49680075 59616090 65577699 66240100 72864110 80150521 87436932 99360150 109296165 119232180 131155398 145728220 149040225 160301042 182160275 198720300 218592330 240451563 262310796 298080450 320602084 327888495 364320550 400752605 437184660 480903126 546480825 596160900 655776990 721354689 728641100 801505210 961806252 1092961650 1202257815 1311553980 1442709378 1603010420 1639442475 2003763025 2185923300 2404515630 2885418756 3278884950 3606773445 4007526050 4809031260 6011289075 6557769900 7213546890 8015052100 12022578150 14427093780 18033867225 24045156300 36067734450 72135468900
- Sum of all divisors σ(n): 248528593586
- Sum of proper divisors (its aliquot sum) s(n): 176393124686
- 72135468900 is an abundant number, because the sum of its proper divisors (176393124686) is greater than itself. Its abundance is 104257655786
Bases of 72135468900
- Binary: 10000110010111001101111100111011001002
- Hexadecimal: 0x10CB9BE764
- Base-36: X4ZLG10
Squares and roots of 72135468900
- 72135468900 squared (721354689002) is 5203525873422867210000
- 72135468900 cubed (721354689003) is 375358778812640574175784769000000
-
The
square root of 72135468900 is 268580.4700643737 -
The
cube root of 72135468900 is 4162.7751472477
Scales and comparisons
How big is 72135468900?- 72,135,468,900 seconds is equal to 2,293 years, 35 weeks, 4 days, 6 hours, 15 minutes.
-
To count from 1 to 72,135,468,900 would take you about four thousand, five hundred eighty-seven 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 72135468900 cubic inches would be around 346.9 feet tall.
Recreational maths with 72135468900
- 72135468900 backwards is 00986453127
- 72135468900 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 72135468900's digits is 45
- More coming soon!
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