72171332128
72,171,332,128 is an even composite number composed of six prime numbers multiplied together.
72171332128 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 72171332128:
25 × 7 × 31 × 37 × 257 × 1093
(2 × 2 × 2 × 2 × 2 × 7 × 31 × 37 × 257 × 1093)See below for interesting mathematical facts about the number 72171332128 from the Numbermatics database.
Names of 72171332128
- Cardinal: 72171332128 can be written as Seventy-two billion, one hundred seventy-one million, three hundred thirty-two thousand, one hundred twenty-eight.
Scientific notation
- Scientific notation: 7.2171332128 × 1010
Factors of 72171332128
Divisors of 72171332128
- Number of divisors d(n): 192
-
Complete list of divisors:
1 2 4 7 8 14 16 28 31 32 37 56 62 74 112 124 148 217 224 248 257 259 296 434 496 514 518 592 868 992 1028 1036 1093 1147 1184 1736 1799 2056 2072 2186 2294 3472 3598 4112 4144 4372 4588 6944 7196 7651 7967 8029 8224 8288 8744 9176 9509 14392 15302 15934 16058 17488 18352 19018 28784 30604 31868 32116 33883 34976 36704 38036 40441 55769 57568 61208 63736 64232 66563 67766 76072 80882 111538 122416 127472 128464 133126 135532 152144 161764 223076 237181 244832 254944 256928 266252 271064 280901 283087 294779 304288 323528 446152 474362 532504 542128 561802 566174 589558 647056 892304 948724 1065008 1084256 1123604 1132348 1179116 1253671 1294112 1784608 1897448 1966307 2063453 2130016 2247208 2264696 2358232 2507342 3794896 3932614 4126906 4494416 4529392 4716464 5014684 7589792 7865228 8253812 8707931 8775697 8988832 9058784 9432928 10029368 10393337 15730456 16507624 17415862 17551394 20058736 20786674 31460912 33015248 34831724 35102788 40117472 41573348 60955517 62921824 66030496 69663448 70205576 72753359 83146696 121911034 139326896 140411152 145506718 166293392 243822068 278653792 280822304 291013436 322193447 332586784 487644136 582026872 644386894 975288272 1164053744 1288773788 1950576544 2255354129 2328107488 2577547576 4510708258 5155095152 9021416516 10310190304 18042833032 36085666064 72171332128
- Sum of all divisors σ(n): 172982089728
- Sum of proper divisors (its aliquot sum) s(n): 100810757600
- 72171332128 is an abundant number, because the sum of its proper divisors (100810757600) is greater than itself. Its abundance is 28639425472
Bases of 72171332128
- Binary: 10000110011011011111100100010001000002
- Hexadecimal: 0x10CDBF2220
- Base-36: X5KY49S
Squares and roots of 72171332128
- 72171332128 squared (721713321282) is 5208701181130085008384
- 72171332128 cubed (721713321283) is 375918902898845251512955328561152
-
The
square root of 72171332128 is 268647.2261684457 -
The
cube root of 72171332128 is 4163.4648949435
Scales and comparisons
How big is 72171332128?- 72,171,332,128 seconds is equal to 2,294 years, 42 weeks, 6 days, 8 hours, 15 minutes, 28 seconds.
-
To count from 1 to 72,171,332,128 would take you about four thousand, five hundred eighty-nine 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 72171332128 cubic inches would be around 347 feet tall.
Recreational maths with 72171332128
- 72171332128 backwards is 82123317127
- 72171332128 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 72171332128's digits is 37
- More coming soon!
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