72997342920
72,997,342,920 is an even composite number composed of five prime numbers multiplied together.
72997342920 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 72997342920:
23 × 32 × 5 × 37 × 23412
(2 × 2 × 2 × 3 × 3 × 5 × 37 × 2341 × 2341)See below for interesting mathematical facts about the number 72997342920 from the Numbermatics database.
Names of 72997342920
- Cardinal: 72997342920 can be written as Seventy-two billion, nine hundred ninety-seven million, three hundred forty-two thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 7.299734292 × 1010
Factors of 72997342920
Divisors of 72997342920
- Number of divisors d(n): 144
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 18 20 24 30 36 37 40 45 60 72 74 90 111 120 148 180 185 222 296 333 360 370 444 555 666 740 888 1110 1332 1480 1665 2220 2341 2664 3330 4440 4682 6660 7023 9364 11705 13320 14046 18728 21069 23410 28092 35115 42138 46820 56184 70230 84276 86617 93640 105345 140460 168552 173234 210690 259851 280920 346468 421380 433085 519702 692936 779553 842760 866170 1039404 1299255 1559106 1732340 2078808 2598510 3118212 3464680 3897765 5197020 5480281 6236424 7795530 10394040 10960562 15591060 16440843 21921124 27401405 31182120 32881686 43842248 49322529 54802810 65763372 82204215 98645058 109605620 131526744 164408430 197290116 202770397 219211240 246612645 328816860 394580232 405540794 493225290 608311191 657633720 811081588 986450580 1013851985 1216622382 1622163176 1824933573 1972901160 2027703970 2433244764 3041555955 3649867146 4055407940 4866489528 6083111910 7299734292 8110815880 9124667865 12166223820 14599468584 18249335730 24332447640 36498671460 72997342920
- Sum of all divisors σ(n): 243757418580
- Sum of proper divisors (its aliquot sum) s(n): 170760075660
- 72997342920 is an abundant number, because the sum of its proper divisors (170760075660) is greater than itself. Its abundance is 97762732740
Bases of 72997342920
- Binary: 10000111111101111101100001110110010002
- Hexadecimal: 0x10FEFB0EC8
- Base-36: XJ8QEA0
Squares and roots of 72997342920
- 72997342920 squared (729973429202) is 5328612073380074126400
- 72997342920 cubed (729973429203) is 388974522808177474499840225088000
-
The
square root of 72997342920 is 270180.2045302357 -
The
cube root of 72997342920 is 4179.2884887405
Scales and comparisons
How big is 72997342920?- 72,997,342,920 seconds is equal to 2,321 years, 4 weeks, 4 days, 15 hours, 42 minutes.
-
To count from 1 to 72,997,342,920 would take you about four thousand, six hundred forty-two 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 72997342920 cubic inches would be around 348.3 feet tall.
Recreational maths with 72997342920
- 72997342920 backwards is 02924379927
- The number of decimal digits it has is: 11
- The sum of 72997342920's digits is 54
- More coming soon!
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