72109145108
72,109,145,108 is an even composite number composed of five prime numbers multiplied together.
72109145108 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred sixteen divisors.
Prime factorization of 72109145108:
22 × 7 × 113 × 132 × 1072
(2 × 2 × 7 × 11 × 11 × 11 × 13 × 13 × 107 × 107)See below for interesting mathematical facts about the number 72109145108 from the Numbermatics database.
Names of 72109145108
- Cardinal: 72109145108 can be written as Seventy-two billion, one hundred nine million, one hundred forty-five thousand, one hundred eight.
Scientific notation
- Scientific notation: 7.2109145108 × 1010
Factors of 72109145108
Divisors of 72109145108
- Number of divisors d(n): 216
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Complete list of divisors:
1 2 4 7 11 13 14 22 26 28 44 52 77 91 107 121 143 154 169 182 214 242 286 308 338 364 428 484 572 676 749 847 1001 1177 1183 1331 1391 1498 1573 1694 1859 2002 2354 2366 2662 2782 2996 3146 3388 3718 4004 4708 4732 5324 5564 6292 7436 8239 9317 9737 11011 11449 12947 13013 15301 16478 17303 18083 18634 19474 20449 22022 22898 25894 26026 30602 32956 34606 36166 37268 38948 40898 44044 45796 51788 52052 61204 69212 72332 80143 81796 90629 107107 121121 125939 126581 142417 143143 148837 160286 168311 181258 198913 214214 224939 242242 251878 253162 284834 286286 297674 320572 336622 362516 397826 428428 449878 484484 503756 506324 569668 572572 595348 673244 795652 881573 899756 996919 1041859 1178177 1385329 1392391 1574573 1637207 1763146 1851421 1934881 1993838 2083718 2188043 2356354 2770658 2784782 3149146 3274414 3526292 3702842 3869762 3987676 4167436 4376086 4712708 5541316 5569564 6298292 6548828 7405684 7739524 8752172 9697303 11460449 12959947 13544167 15238619 15316301 18009277 19394606 21283691 22920898 24068473 25919894 27088334 30477238 30632602 36018554 38789212 42567382 45841796 48136946 51839788 54176668 60954476 61265204 72037108 85134764 96273892 106670333 126064939 148985837 168479311 198102047 213340666 234120601 252129878 297971674 336958622 396204094 426681332 468241202 504259756 595943348 673917244 792408188 936482404 1386714329 1638844207 2575326611 2773428658 3277688414 5150653222 5546857316 6555376828 10301306444 18027286277 36054572554 72109145108
- Sum of all divisors σ(n): 173390503104
- Sum of proper divisors (its aliquot sum) s(n): 101281357996
- 72109145108 is an abundant number, because the sum of its proper divisors (101281357996) is greater than itself. Its abundance is 29172212888
Bases of 72109145108
- Binary: 10000110010100000101000111100000101002
- Hexadecimal: 0x10CA0A3C14
- Base-36: X4JX8GK
Squares and roots of 72109145108
- 72109145108 squared (721091451082) is 5199728808206600331664
- 72109145108 cubed (721091451083) is 374947999153217644559320303099712
-
The
square root of 72109145108 is 268531.4601829737 -
The
cube root of 72109145108 is 4162.2687234275
Scales and comparisons
How big is 72109145108?- 72,109,145,108 seconds is equal to 2,292 years, 44 weeks, 14 hours, 5 minutes, 8 seconds.
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To count from 1 to 72,109,145,108 would take you about four thousand, five hundred eighty-five 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 72109145108 cubic inches would be around 346.9 feet tall.
Recreational maths with 72109145108
- 72109145108 backwards is 80154190127
- The number of decimal digits it has is: 11
- The sum of 72109145108's digits is 38
- More coming soon!
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