38972187540

Names of 38972187540

• Cardinal: 38972187540 can be written as Thirty-eight billion, nine hundred seventy-two million, one hundred eighty-seven thousand, five hundred forty.

Scientific notation

• Scientific notation: 3.897218754 × 10¹⁰

Factors of 38972187540

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 82

Divisors of 38972187540

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 3 4 5 6 9 10 11 12 13 15 17 18 20 22 26 30 31 33 34 36 39 44 45 51 52 55 60 62 65 66 68 78 85 90 93 99 102 110 117 124 130 132 143 153 155 156 165 169 170 180 186 187 195 198 204 220 221 234 255 260 279 286 289 306 310 330 338 340 341 372 374 390 396 403 429 442 465 468 495 507 510 527 558 561 572 578 585 612 620 660 663 676 682 715 748 765 780 806 845 858 867 884 930 935 990 1014 1020 1023 1054 1105 1116 1122 1156 1170 1209 1287 1326 1364 1395 1430 1445 1521 1530 1581 1612 1683 1690 1705 1716 1734 1859 1860 1870 1980 1989 2015 2028 2046 2108 2145 2197 2210 2244 2340 2418 2431 2535 2574 2601 2635 2652 2790 2805 2860 2873 2890 3042 3060 3069 3162 3179 3315 3366 3380 3410 3468 3627 3718 3740 3757 3978 4030 4092 4290 4335 4394 4420 4433 4743 4836 4862 5070 5115 5148 5202 5239 5270 5577 5580 5610 5746 5780 5797 6045 6084 6138 6324 6358 6435 6591 6630 6732 6820 6851 7254 7293 7436 7514 7605 7905 7956 8060 8415 8580 8619 8670 8788 8866 8959 9295 9486 9537 9724 9945 10140 10230 10404 10478 10540 10985 11154 11220 11271 11492 11594 12090 12155 12276 12716 12870 13005 13182 13260 13299 13702 14365 14508 14586 15028 15210 15345 15717 15810 15895 16731 16830 17238 17340 17391 17732 17918 18135 18590 18785 18972 19074 19773 19890 20460 20553 20956 21879 21970 22165 22308 22542 23188 23715 24167 24180 24310 25740 25857 26010 26195 26364 26598 26877 27404 27885 28611 28730 28985 29172 30420 30690 31434 31603 31620 31790 32955 33462 33660 33813 34255 34476 34782 35836 36270 36465 37180 37349 37570 38148 39546 39780 39897 41106 41327 43095 43758 43940 44330 44795 45084 47151 47430 47685 48334 48620 48841 51714 52020 52173 52390 53196 53754 55770 56355 57222 57460 57629 57970 61380 61659 62868 63206 63580 65910 66495 66924 67626 68107 68510 69564 72501 72540 72930 74698 75140 75361 78585 79092 79794 80631 82212 82654 83655 86190 86955 87516 88660 89063 89590 94302 94809 94860 95370 96668 97682 98549 98865 102765 103428 104346 104780 107508 109395 111540 112047 112710 114444 115258 115940 116467 120835 123318 123981 126412 129285 131820 132990 134385 135252 136214 137020 143055 145002 145860 146523 149396 150722 157170 158015 159588 161262 165308 167310 169065 172380 172887 173910 178126 179180 186745 188604 189618 190740 195364 197098 197730 199485 204321 205530 206635 208692 217503 218790 224094 225420 226083 230516 232934 235755 241670 244205 246636 247962 258570 260865 265980 267189 268770 272428 284427 286110 288145 290004 293046 295647 301444 308295 314340 316030 322524 334620 336141 338130 340535 345774 347820 349401 356252 362505 371943 373490 376805 379236 394196 395460 398970 403155 408642 410839 411060 413270 435006 437580 439569 445315 448188 452166 465868 471510 474045 483340 488410 492745 495924 517140 518661 521730 534378 537251 537540 560235 568854 572220 576290 582335 586092 591294 612963 616590 619905 632060 634933 672282 676260 678249 681070 691548 698802 725010 732615 743886 746980 749177 753610 797940 801567 806310 817284 821678 826540 864435 870012 879138 886941 890630 904332 943020 948090 976820 979693 985490 1021605 1037322 1043460 1048203 1068756 1074502 1087515 1120470 1130415 1137708 1152580 1157819 1164670 1182588 1225926 1232517 1233180 1239810 1269866 1281137 1335945 1344564 1356498 1362140 1397604 1422135 1450020 1465230 1478235 1487772 1498354 1507220 1514071 1603134 1611753 1612620 1643356 1680705 1728870 1747005 1758276 1773882 1781260 1859715 1896180 1904799 1959386 1970980 2043210 2054195 2074644 2096406 2149004 2175030 2197845 2240940 2247531 2260830 2315638 2329340 2451852 2465034 2479620 2539732 2562274 2593305 2671890 2686255 2712996 2844270 2930460 2939079 2956470 2996708 3028142 3064815 3174665 3206268 3223506 3361410 3391245 3457740 3473457 3494010 3547764 3697551 3719430 3745885 3809598 3843411 3918772 4007835 4086420 4108390 4192812 4350060 4395690 4434705 4495062 4521660 4542213 4631276 4835259 4898465 4930068 5124548 5186610 5241015 5343780 5372510 5688540 5714397 5789095 5878158 5912940 6056284 6129630 6162585 6349330 6405685 6447012 6722820 6742593 6782490 6946914 6984263 6988020 7395102 7438860 7491770 7570355 7619196 7686822 8015670 8058765 8216780 8791380 8817237 8869410 8990124 9084426 9523995 9670518 9796930 10373220 10420371 10482030 10745020 11237655 11428794 11530233 11578190 11756316 12259260 12325170 12698660 12736009 12811370 13485186 13564980 13626639 13893828 13968526 14695395 14790204 14983540 15140710 15373644 16031340 16117530 16654781 17367285 17634474 17738820 18168852 18487755 19047990 19217055 19341036 19593860 19682923 20840742 20952789 20964060 22475310 22711065 22857588 23060466 23156380 24176295 24650340 25472018 25622740 26970372 27253278 27937052 28571985 29390790 30281420 32235060 33309562 33712965 34734570 34921315 35268948 36975510 38095980 38208027 38434110 39365846 41681484 41905578 44086185 44950620 45422130 46120932 48352590 49964343 50944036 52101855 54506556 57143970 57651165 58781580 59048769 62858367 63680045 66619124 67425930 68133195 69469140 69842630 73951020 76416054 76868220 78731692 83273905 83811156 88172370 90844260 96705180 98414615 99928686 104203710 104763945 114287940 114624081 115302330 118097538 125716734 127360090 134851860 136266390 139685260 149893029 152832108 166547810 176344740 177146307 191040135 196829230 199857372 208407420 209527890 216512153 229248162 230604660 236195076 249821715 251433468 254720180 272532780 295243845 299786058 314291835 333095620 354292614 382080270 393658460 419055780 433024306 458496324 499643430 573120405 590487690 599572116 628583670 649536459 708585228 749465145 764160540 866048612 885731535 999286860 1082560765 1146240810 1180975380 1257167340 1299072918 1498930290 1771463070 1948609377 2165121530 2292481620 2598145836 2997860580 3247682295 3542926140 3897218754 4330243060 6495364590 7794437508 9743046885 12990729180 19486093770 38972187540
• Sum of all divisors σ(n): 153193098240
• Sum of proper divisors (its aliquot sum) s(n): 114220910700
• 38972187540 is an abundant number, because the sum of its proper divisors (114220910700) is greater than itself. Its abundance is 75248723160

Bases of 38972187540

• Binary: 100100010010111011000110001110010100₂
• Hexadecimal: 0x912EC6394
• Base-36: HWJ18D0

Squares and roots of 38972187540

• 38972187540 squared (38972187540²) is 1518831401652931251600
• 38972187540 cubed (38972187540³) is 59192182226859102728082125064000
• The square root of 38972187540 is 197413.7470897101
• The cube root of 38972187540 is 3390.4051151327

Scales and comparisons

• 38,972,187,540 seconds is equal to 1,239 years, 10 weeks, 23 hours, 39 minutes.
• To count from 1 to 38,972,187,540 would take you about two thousand, four hundred seventy-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 38972187540 cubic inches would be around 282.5 feet tall.

Recreational maths with 38972187540

• 38972187540 backwards is 04578127983
• The number of decimal digits it has is: 11
• The sum of 38972187540's digits is 54
• More coming soon!