72146545128
72,146,545,128 is an even composite number composed of five prime numbers multiplied together.
72146545128 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of three hundred sixty divisors.
Prime factorization of 72146545128:
23 × 34 × 72 × 61 × 1932
(2 × 2 × 2 × 3 × 3 × 3 × 3 × 7 × 7 × 61 × 193 × 193)See below for interesting mathematical facts about the number 72146545128 from the Numbermatics database.
Names of 72146545128
- Cardinal: 72146545128 can be written as Seventy-two billion, one hundred forty-six million, five hundred forty-five thousand, one hundred twenty-eight.
Scientific notation
- Scientific notation: 7.2146545128 × 1010
Factors of 72146545128
Divisors of 72146545128
- Number of divisors d(n): 360
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Complete list of divisors:
1 2 3 4 6 7 8 9 12 14 18 21 24 27 28 36 42 49 54 56 61 63 72 81 84 98 108 122 126 147 162 168 183 189 193 196 216 244 252 294 324 366 378 386 392 427 441 488 504 549 567 579 588 648 732 756 772 854 882 1098 1134 1158 1176 1281 1323 1351 1464 1512 1544 1647 1708 1737 1764 2196 2268 2316 2562 2646 2702 2989 3294 3416 3474 3528 3843 3969 4053 4392 4536 4632 4941 5124 5211 5292 5404 5978 6588 6948 7686 7938 8106 8967 9457 9882 10248 10422 10584 10808 11529 11773 11956 12159 13176 13896 15372 15633 15876 16212 17934 18914 19764 20844 23058 23546 23912 24318 26901 28371 30744 31266 31752 32424 34587 35319 35868 36477 37249 37828 39528 41688 46116 47092 48636 53802 56742 62532 69174 70638 71736 72954 74498 75656 80703 82411 85113 92232 94184 97272 105957 107604 109431 111747 113484 125064 138348 141276 145908 148996 161406 164822 170226 211914 215208 218862 223494 226968 242109 247233 255339 260743 276696 282552 291816 297992 317871 322812 329644 335241 340452 423828 437724 446988 484218 494466 510678 521486 576877 635742 645624 659288 670482 680904 741699 766017 782229 847656 875448 893976 953613 968436 988932 1005723 1021356 1042972 1153754 1271484 1340964 1483398 1532034 1564458 1730631 1825201 1907226 1936872 1977864 2011446 2042712 2085944 2225097 2272189 2307508 2346687 2542968 2681928 2966796 3017169 3064068 3128916 3461262 3650402 3814452 4022892 4450194 4544378 4615016 4693374 5191893 5475603 5933592 6034338 6128136 6257832 6675291 6816567 6922524 7040061 7300804 7628904 8045784 8900388 9088756 9386748 10383786 10951206 12068676 13350582 13633134 13845048 14080122 14601608 15575679 15905323 16426809 17800776 18177512 18773496 20449701 20767572 21120183 21902412 24137352 26701164 27266268 28160244 31151358 31810646 32853618 40899402 41535144 42240366 43804824 46727037 47715969 49280427 53402328 54532536 56320488 61349103 62302716 63621292 65707236 81798804 84480732 93454074 95431938 98560854 111337261 122698206 124605432 127242584 131414472 143147907 147841281 163597608 168961464 184047309 186908148 190863876 197121708 222674522 245396412 286295814 295682562 334011783 368094618 373816296 381727752 394243416 429443721 445349044 490792824 572591628 591365124 668023566 736189236 858887442 890698088 1002035349 1145183256 1182730248 1288331163 1336047132 1472378472 1717774884 2004070698 2576662326 2672094264 3006106047 3435549768 4008141396 5153324652 6012212094 8016282792 9018318141 10306649304 12024424188 18036636282 24048848376 36073272564 72146545128
- Sum of all divisors σ(n): 240167265030
- Sum of proper divisors (its aliquot sum) s(n): 168020719902
- 72146545128 is an abundant number, because the sum of its proper divisors (168020719902) is greater than itself. Its abundance is 95874174774
Bases of 72146545128
- Binary: 10000110011000100010011101001111010002
- Hexadecimal: 0x10CC44E9E8
- Base-36: X566UI0
Squares and roots of 72146545128
- 72146545128 squared (721465451282) is 5205123973906540536384
- 72146545128 cubed (721465451283) is 375531711680282921262589581937152
-
The
square root of 72146545128 is 268601.0892159599 -
The
cube root of 72146545128 is 4162.9881977189
Scales and comparisons
How big is 72146545128?- 72,146,545,128 seconds is equal to 2,294 years, 1 week, 6 days, 10 hours, 58 minutes, 48 seconds.
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To count from 1 to 72,146,545,128 would take you about four thousand, five hundred eighty-eight 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 72146545128 cubic inches would be around 346.9 feet tall.
Recreational maths with 72146545128
- 72146545128 backwards is 82154564127
- The number of decimal digits it has is: 11
- The sum of 72146545128's digits is 45
- More coming soon!
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