31152972942
31,152,972,942 is an even composite number composed of six prime numbers multiplied together.
31152972942 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 31152972942:
2 × 32 × 73 × 132 × 73 × 409
(2 × 3 × 3 × 7 × 7 × 7 × 13 × 13 × 73 × 409)See below for interesting mathematical facts about the number 31152972942 from the Numbermatics database.
Names of 31152972942
- Cardinal: 31152972942 can be written as Thirty-one billion, one hundred fifty-two million, nine hundred seventy-two thousand, nine hundred forty-two.
Scientific notation
- Scientific notation: 3.1152972942 × 1010
Factors of 31152972942
Divisors of 31152972942
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 3 6 7 9 13 14 18 21 26 39 42 49 63 73 78 91 98 117 126 146 147 169 182 219 234 273 294 338 343 409 438 441 507 511 546 637 657 686 818 819 882 949 1014 1022 1029 1183 1227 1274 1314 1521 1533 1638 1898 1911 2058 2366 2454 2847 2863 3042 3066 3087 3549 3577 3681 3822 4459 4599 5317 5694 5726 5733 6174 6643 7098 7154 7362 8281 8541 8589 8918 9198 10634 10647 10731 11466 12337 13286 13377 15951 16562 17082 17178 19929 20041 21294 21462 24674 24843 25039 25767 26754 29857 31902 32193 37011 37219 39858 40082 40131 46501 47853 49686 50078 51534 57967 59714 59787 60123 64386 69121 74022 74438 74529 75117 80262 86359 89571 93002 95706 111033 111657 115934 119574 120246 138242 139503 140287 149058 150234 172718 173901 179142 180369 207363 208999 222066 223314 225351 259077 260533 268713 279006 280574 325507 334971 347802 360738 388141 414726 417998 418509 420861 450702 483847 518154 521066 521703 537426 604513 622089 626997 651014 669942 776282 777231 781599 837018 841722 967694 976521 1043406 1164423 1209026 1244178 1253994 1262583 1451541 1462993 1554462 1563198 1813539 1823731 1880991 1953042 2328846 2344797 2525166 2716987 2903082 2925986 2929563 3386929 3493269 3627078 3647462 3761982 4231591 4354623 4388979 4689594 5045833 5433974 5440617 5471193 5859126 6773858 6986538 8150961 8463182 8709246 8777958 10091666 10160787 10240951 10881234 10942386 12694773 13166937 15137499 16301922 16413579 19018909 20321574 20481902 23708503 24452883 25389546 26333874 30274998 30482361 30722853 32827158 35320831 38037818 38084319 45412497 47417006 48905766 57056727 60964722 61445706 70641662 71125509 76168638 90824994 92168559 105962493 114113454 133132363 142251018 171170181 184337118 211924986 213376527 247245817 266264726 317887479 342340362 399397089 426753054 494491634 635774958 741737451 798794178 1198191267 1483474902 1730720719 2225212353 2396382534 3461441438 4450424706 5192162157 10384324314 15576486471 31152972942
- Sum of all divisors σ(n): 86614632000
- Sum of proper divisors (its aliquot sum) s(n): 55461659058
- 31152972942 is an abundant number, because the sum of its proper divisors (55461659058) is greater than itself. Its abundance is 24308686116
Bases of 31152972942
- Binary: 111010000001101110010100100100011102
- Hexadecimal: 0x740DCA48E
- Base-36: EB7OBRI
Squares and roots of 31152972942
- 31152972942 squared (311529729422) is 970507723124984135364
- 31152972942 cubed (311529729423) is 30234200838514658453173957320888
-
The
square root of 31152972942 is 176502.0479824527 -
The
cube root of 31152972942 is 3146.5393401755
Scales and comparisons
How big is 31152972942?- 31,152,972,942 seconds is equal to 990 years, 29 weeks, 3 days, 19 hours, 35 minutes, 42 seconds.
-
To count from 1 to 31,152,972,942 would take you about one thousand, nine hundred eighty-one 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 31152972942 cubic inches would be around 262.2 feet tall.
Recreational maths with 31152972942
- 31152972942 backwards is 24927925113
- The number of decimal digits it has is: 11
- The sum of 31152972942's digits is 45
- More coming soon!
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