31380229440

Names of 31380229440

• Cardinal: 31380229440 can be written as Thirty-one billion, three hundred eighty million, two hundred twenty-nine thousand, four hundred forty.

Scientific notation

• Scientific notation: 3.138022944 × 10¹⁰

Factors of 31380229440

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 1897

Divisors of 31380229440

• Number of divisors d(n): 560
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 27 28 30 32 35 36 40 42 45 48 54 56 60 63 64 70 72 80 81 84 90 96 97 105 108 112 120 126 135 140 144 160 162 168 180 189 192 194 210 216 224 240 252 270 280 288 291 315 320 324 336 360 378 388 405 420 432 448 480 485 504 540 560 567 576 582 630 648 672 679 720 756 776 810 840 864 873 945 960 970 1008 1080 1120 1134 1164 1260 1296 1344 1358 1440 1455 1512 1552 1620 1680 1728 1746 1783 1890 1940 2016 2037 2160 2240 2268 2328 2520 2592 2619 2716 2835 2880 2910 3024 3104 3240 3360 3395 3492 3566 3780 3880 4032 4074 4320 4365 4536 4656 5040 5184 5238 5349 5432 5670 5820 6048 6111 6208 6480 6720 6790 6984 7132 7560 7760 7857 8148 8640 8730 8915 9072 9312 10080 10185 10476 10698 10864 11340 11640 12096 12222 12481 12960 13095 13580 13968 14264 15120 15520 15714 16047 16296 17460 17830 18144 18333 18624 20160 20370 20952 21396 21728 22680 23280 24444 24962 25920 26190 26745 27160 27936 28528 30240 30555 31040 31428 32094 32592 34920 35660 36288 36666 37443 39285 40740 41904 42792 43456 45360 46560 48141 48888 49924 52380 53490 54320 54999 55872 57056 60480 61110 62405 62856 64188 65184 69840 71320 73332 74886 78570 80235 81480 83808 85584 90720 91665 93120 96282 97776 99848 104760 106980 108640 109998 112329 114112 122220 124810 125712 128376 130368 139680 142640 144423 146664 149772 157140 160470 162960 167616 171168 172951 181440 183330 187215 192564 195552 199696 209520 213960 217280 219996 224658 240705 244440 249620 251424 256752 274995 279360 285280 288846 293328 299544 314280 320940 325920 336987 342336 345902 366660 374430 385128 391104 399392 419040 427920 439992 449316 481410 488880 499240 502848 513504 518853 549990 561645 570560 577692 586656 599088 628560 641880 651840 673974 691804 722115 733320 748860 770256 798784 838080 855840 864755 879984 898632 962820 977760 998480 1010961 1027008 1037706 1099980 1123290 1155384 1173312 1198176 1210657 1257120 1283760 1347948 1383608 1444230 1466640 1497720 1540512 1556559 1684935 1711680 1729510 1759968 1797264 1925640 1955520 1996960 2021922 2075412 2199960 2246580 2310768 2396352 2421314 2514240 2567520 2594265 2695896 2767216 2888460 2933280 2995440 3081024 3113118 3369870 3459020 3519936 3594528 3631971 3851280 3993920 4043844 4150824 4399920 4493160 4621536 4669677 4842628 5054805 5135040 5188530 5391792 5534432 5776920 5866560 5990880 6053285 6226236 6739740 6918040 7189056 7263942 7702560 7782795 8087688 8301648 8799840 8986320 9243072 9339354 9685256 10109610 10377060 10783584 10895913 11068864 11553840 11981760 12106570 12452472 13479480 13836080 14009031 14527884 15405120 15565590 16175376 16603296 17599680 17972640 18159855 18678708 19370512 20219220 20754120 21567168 21791826 23107680 23348385 24213140 24904944 26958960 27672160 28018062 29055768 31131180 32350752 32687739 33206592 35945280 36319710 37357416 38741024 40438440 41508240 43583652 46215360 46696770 48426280 49809888 53917920 54479565 55344320 56036124 58111536 62262360 64701504 65375478 70045155 72639420 74714832 77482048 80876880 83016480 87167304 93393540 96852560 98063217 99619776 107835840 108959130 112072248 116223072 124524720 130750956 140090310 145278840 149429664 161753760 163438695 166032960 174334608 186787080 193705120 196126434 217918260 224144496 232446144 249049440 261501912 280180620 290557680 298859328 323507520 326877390 348669216 373574160 387410240 392252868 435836520 448288992 490316085 498098880 523003824 560361240 581115360 653754780 697338432 747148320 784505736 871673040 896577984 980632170 1046007648 1120722480 1162230720 1307509560 1494296640 1569011472 1743346080 1961264340 2092015296 2241444960 2615019120 3138022944 3486692160 3922528680 4482889920 5230038240 6276045888 7845057360 10460076480 15690114720 31380229440
• Sum of all divisors σ(n): 128958880512
• Sum of proper divisors (its aliquot sum) s(n): 97578651072
• 31380229440 is an abundant number, because the sum of its proper divisors (97578651072) is greater than itself. Its abundance is 66198421632

Bases of 31380229440

• Binary: 11101001110011010000100110101000000₂
• Hexadecimal: 0x74E684D40
• Base-36: EEYZ800

Squares and roots of 31380229440

• 31380229440 squared (31380229440²) is 984718799707042713600
• 31380229440 cubed (31380229440³) is 30900701868688405136648208384000
• The square root of 31380229440 is 177144.6568203511
• The cube root of 31380229440 is 3154.1719957989

Scales and comparisons

• 31,380,229,440 seconds is equal to 997 years, 41 weeks, 2 days, 2 hours, 24 minutes.
• To count from 1 to 31,380,229,440 would take you about one thousand, nine hundred ninety-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 31380229440 cubic inches would be around 262.8 feet tall.

Recreational maths with 31380229440

• 31380229440 backwards is 04492208313
• 31380229440 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 31380229440's digits is 36
• More coming soon!