13808457720

Names of 13808457720

• Cardinal: 13808457720 can be written as Thirteen billion, eight hundred eight million, four hundred fifty-seven thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.380845772 × 10¹⁰

Factors of 13808457720

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 306

Divisors of 13808457720

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 18 20 24 27 30 31 36 37 40 45 54 60 62 71 72 74 90 93 108 111 120 124 135 142 148 155 157 180 185 186 213 216 222 248 270 279 284 296 310 314 333 355 360 370 372 426 444 465 471 540 555 558 568 620 628 639 666 710 740 744 785 837 852 888 930 942 999 1065 1080 1110 1116 1147 1240 1256 1278 1332 1395 1413 1420 1480 1570 1665 1674 1704 1860 1884 1917 1998 2130 2201 2220 2232 2294 2355 2556 2627 2664 2790 2826 2840 3140 3195 3330 3348 3441 3720 3768 3834 3996 4185 4239 4260 4402 4440 4588 4710 4867 4995 5112 5254 5580 5652 5735 5809 6280 6390 6603 6660 6696 6882 7065 7668 7881 7992 8370 8478 8520 8804 9176 9420 9585 9734 9990 10323 10508 11005 11147 11160 11304 11470 11618 12780 13135 13206 13320 13764 14130 14601 15336 15762 16740 16956 17205 17427 17608 18840 19170 19468 19809 19980 20646 21016 21195 22010 22294 22940 23236 23643 24335 25560 26270 26412 27528 28260 29045 29202 30969 31524 33015 33441 33480 33912 34410 34854 38340 38936 39405 39618 39960 41292 42390 43803 44020 44588 45880 46472 47286 48670 51615 52281 52540 52824 55735 56520 58090 58404 59427 61938 63048 66030 66882 68820 69708 70929 73005 76680 78810 79236 81437 82584 84780 87135 87606 88040 89176 94572 97340 99045 100323 103230 104562 105080 111470 116180 116808 118215 118854 123876 131409 132060 133764 137640 139416 141858 146010 154845 156843 157620 158472 162874 167205 169560 174270 175212 180079 189144 194680 198090 200646 206460 209124 219015 222940 232360 236430 237708 244311 247752 261405 262818 264120 267528 283716 292020 297135 300969 309690 313686 315240 325748 334410 345557 348540 350424 354645 360158 396180 401292 407185 412439 412920 418248 438030 445880 472860 475416 488622 501615 522810 525636 540237 567432 584040 594270 601938 619380 627372 651496 657045 668820 691114 697080 709290 720316 732933 784215 792360 802584 814370 824878 876060 900395 945720 977244 1003230 1036671 1045620 1051272 1080474 1188540 1203876 1221555 1237317 1238760 1254744 1314090 1337640 1382228 1418580 1440632 1465866 1504845 1568430 1620711 1628740 1649756 1727785 1752120 1800790 1954488 2006460 2062195 2073342 2091240 2160948 2198799 2377080 2407752 2443110 2474634 2628180 2701185 2764456 2837160 2931732 3009690 3110013 3136860 3241422 3257480 3299512 3455570 3601580 3664665 3711951 4012920 4124390 4146684 4321896 4397598 4862133 4886220 4949268 5183355 5256360 5402370 5863464 6019380 6186585 6220026 6273720 6482844 6911140 7203160 7329330 7423902 8103555 8248780 8293368 8795196 9330039 9724266 9772440 9898536 10366710 10804740 10993995 11135853 12038760 12373170 12440052 12785609 12965688 13822280 14658660 14847804 15550065 16207110 16497560 17590392 18559755 18660078 19448532 20733420 21609480 21987990 22271706 24310665 24746340 24880104 25571218 29317320 29695608 31100130 32414220 37119510 37320156 38356827 38897064 41466840 43975980 44543412 46650195 48621330 49492680 51142436 55679265 62200260 63928045 64828440 74239020 74640312 76713654 87951960 89086824 93300390 97242660 102284872 111358530 115070481 124400520 127856090 148478040 153427308 186600780 191784135 194485320 222717060 230140962 255712180 306854616 345211443 373201560 383568270 445434120 460281924 511424360 575352405 690422886 767136540 920563848 1150704810 1380845772 1534273080 1726057215 2301409620 2761691544 3452114430 4602819240 6904228860 13808457720
• Sum of all divisors σ(n): 49799577600
• Sum of proper divisors (its aliquot sum) s(n): 35991119880
• 13808457720 is an abundant number, because the sum of its proper divisors (35991119880) is greater than itself. Its abundance is 22182662160

Bases of 13808457720

• Binary: 1100110111000011000101011111111000₂
• Hexadecimal: 0x3370C57F8
• Base-36: 6CD7660

Squares and roots of 13808457720

• 13808457720 squared (13808457720²) is 190673504605027598400
• 13808457720 cubed (13808457720³) is 2632907026662748891939539648000
• The square root of 13808457720 is 117509.3941776571
• The cube root of 13808457720 is 2399.1002252111

Scales and comparisons

• 13,808,457,720 seconds is equal to 439 years, 3 weeks, 3 days, 2 hours, 42 minutes.
• To count from 1 to 13,808,457,720 would take you about eight 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 13808457720 cubic inches would be around 199.9 feet tall.

Recreational maths with 13808457720

• 13808457720 backwards is 02775480831
• 13808457720 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13808457720's digits is 45
• More coming soon!