20993265720

Names of 20993265720

• Cardinal: 20993265720 can be written as Twenty billion, nine hundred ninety-three million, two hundred sixty-five thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 2.099326572 × 10¹⁰

Factors of 20993265720

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 354

Divisors of 20993265720

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 18 20 21 24 27 28 30 31 35 36 37 40 42 45 54 56 60 62 63 70 72 74 81 84 90 93 105 108 111 120 124 126 135 140 148 155 162 168 180 185 186 189 210 216 217 222 243 248 252 259 269 270 279 280 296 310 315 324 333 360 370 372 378 405 420 434 444 465 486 504 518 538 540 555 558 567 620 630 648 651 666 740 744 756 777 807 810 837 840 868 888 930 945 972 999 1036 1076 1080 1085 1110 1116 1134 1147 1215 1240 1260 1295 1302 1332 1345 1395 1480 1512 1554 1614 1620 1665 1674 1701 1736 1860 1883 1890 1944 1953 1998 2072 2152 2170 2220 2232 2268 2294 2331 2421 2430 2511 2520 2590 2604 2664 2690 2790 2835 2997 3108 3228 3240 3255 3330 3348 3402 3441 3720 3766 3780 3885 3906 3996 4035 4185 4340 4440 4536 4588 4662 4842 4860 4995 5022 5180 5208 5380 5580 5649 5670 5735 5859 5994 6216 6456 6510 6660 6696 6804 6882 6993 7263 7532 7533 7560 7770 7812 7992 8029 8070 8339 8370 8505 8680 8991 9176 9324 9415 9684 9720 9765 9953 9990 10044 10323 10360 10760 11160 11298 11340 11470 11655 11718 11988 12105 12555 13020 13320 13608 13764 13986 14526 14985 15064 15066 15540 15624 16058 16140 16678 16740 16947 17010 17205 17577 17982 18648 18830 19368 19530 19906 19980 20088 20646 20979 21789 22596 22680 22940 23310 23436 23976 24087 24210 25017 25110 26040 27528 27972 28245 29052 29295 29859 29970 30132 30969 31080 32116 32280 33356 33480 33894 34020 34410 34965 35154 35964 36315 37660 37665 39060 39812 39960 40145 41292 41695 41958 43578 44955 45192 45880 46620 46872 48174 48420 49765 50034 50220 50841 51615 52731 55944 56490 58104 58373 58590 59718 59940 60264 61938 62937 64232 65367 66712 67788 68040 68820 69671 69930 70308 71928 72261 72630 75051 75320 75330 78120 79624 80290 82584 83390 83916 84735 87156 87885 89577 89910 92907 93240 96348 96840 99530 100068 100440 101682 103230 104895 105462 108945 112980 116746 117180 119436 119880 120435 123876 125085 125874 130734 135576 137640 139342 139860 140616 144522 145260 149295 150102 150660 152523 154845 160580 166780 167832 169470 174312 175119 175770 179154 179820 185814 192696 199060 200136 203364 206460 209013 209790 210924 216783 217890 225153 225960 233492 234360 238872 240870 247752 250170 251748 254205 261468 263655 268731 278684 278721 279720 289044 290520 291865 298590 300204 301320 305046 308543 309690 314685 321160 326835 333560 338940 348355 350238 351540 358308 359640 361305 371628 375255 398120 406728 412920 418026 419580 421848 433566 435780 447885 450306 457569 464535 466984 481740 500340 503496 508410 522936 525357 527310 537462 557368 557442 578088 583730 597180 600408 610092 617086 619380 627039 629370 650349 653670 675459 677880 696710 700476 703080 716616 722610 743256 750510 762615 806193 836052 839160 867132 871560 875595 895770 900612 915138 925629 929070 963480 1000680 1016820 1045065 1050714 1054620 1074924 1083915 1114884 1125765 1167460 1194360 1220184 1234172 1238760 1254078 1258740 1300698 1307340 1343655 1350918 1393420 1393605 1400952 1445220 1501020 1525230 1542715 1576071 1612386 1672104 1734264 1751190 1791540 1801224 1830276 1851258 1858140 1881117 1951047 2026377 2033640 2090130 2101428 2109240 2149848 2159801 2167830 2229768 2251530 2287845 2334920 2418579 2468344 2508156 2517480 2601396 2614680 2626785 2687310 2701836 2776887 2786840 2787210 2890440 3002040 3050460 3085430 3135195 3152142 3224772 3251745 3377295 3502380 3583080 3660552 3702516 3716280 3762234 3902094 4030965 4052754 4180260 4202856 4319602 4335660 4503060 4575690 4628145 4728213 4837158 5016312 5202792 5253570 5374620 5403672 5553774 5574420 5643351 6100920 6170860 6270390 6304284 6449544 6479403 6503490 6754590 7004760 7405032 7524468 7804188 7880355 8061930 8105508 8330661 8360520 8639204 8671320 9006120 9151380 9256290 9405585 9456426 9674316 9755235 10131885 10507140 10749240 10799005 11107548 11148840 11286702 12092895 12341720 12540780 12608568 12958806 13006980 13509180 13884435 14184639 15048936 15608376 15760710 16123860 16211016 16661322 16930053 17278408 18302760 18512580 18811170 18912852 19348632 19438209 19510470 20263770 21014280 21598010 22215096 22573404 23641065 24185790 24991983 25081560 25917612 26013960 27018360 27768870 28216755 28369278 31521420 32247720 32397015 33322644 33860106 37025160 37622340 37825704 38876418 39020940 40527540 41653305 43196020 45146808 47282130 48371580 49983966 51835224 55537740 56433510 56738556 58314627 63042840 64794030 66645288 67720212 70923195 74975949 75244680 77752836 78041880 81055080 83306610 84650265 86392040 94564260 96743160 97191045 99967932 111075480 112867020 113477112 116629254 124959915 129588060 135440424 141846390 149951898 155505672 166613220 169300530 174943881 189128520 194382090 199935864 225734040 233258508 249919830 259176120 283692780 291573135 299903796 333226440 338601060 349887762 374879745 388764180 466517016 499839660 524831643 567385560 583146270 599807592 677202120 699775524 749759490 777528360 874719405 999679320 1049663286 1166292540 1399551048 1499518980 1749438810 2099326572 2332585080 2624158215 2999037960 3498877620 4198653144 5248316430 6997755240 10496632860 20993265720
• Sum of all divisors σ(n): 86046105600
• Sum of proper divisors (its aliquot sum) s(n): 65052839880
• 20993265720 is an abundant number, because the sum of its proper divisors (65052839880) is greater than itself. Its abundance is 44059574160

Bases of 20993265720

• Binary: 10011100011010010111101000000111000₂
• Hexadecimal: 0x4E34BD038
• Base-36: 9N6UJI0

Squares and roots of 20993265720

• 20993265720 squared (20993265720²) is 440717205590527118400
• 20993265720 cubed (20993265720³) is 9252093404337805311437101248000
• The square root of 20993265720 is 144890.5301253329
• The cube root of 20993265720 is 2758.6292342499

Scales and comparisons

• 20,993,265,720 seconds is equal to 667 years, 27 weeks, 14 hours, 42 minutes.
• To count from 1 to 20,993,265,720 would take you about one thousand, three hundred thirty-five 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 20993265720 cubic inches would be around 229.9 feet tall.

Recreational maths with 20993265720

• 20993265720 backwards is 02756239902
• 20993265720 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20993265720's digits is 45
• More coming soon!