21640027500

Names of 21640027500

• Cardinal: 21640027500 can be written as Twenty-one billion, six hundred forty million, twenty-seven thousand, five hundred.

Scientific notation

• Scientific notation: 2.16400275 × 10¹⁰

Factors of 21640027500

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 301

Divisors of 21640027500

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 13 14 15 18 20 21 25 26 27 28 30 35 36 39 42 45 50 52 54 60 63 65 70 75 78 84 90 91 100 105 108 117 125 126 130 135 140 150 156 169 175 180 182 189 195 210 225 234 250 252 260 270 271 273 300 315 325 338 350 351 364 375 378 390 420 450 455 468 500 507 525 540 542 546 585 625 630 650 675 676 700 702 750 756 780 813 819 845 875 900 910 945 975 1014 1050 1084 1092 1125 1170 1183 1250 1260 1300 1350 1355 1365 1404 1500 1521 1575 1625 1626 1638 1690 1750 1755 1820 1875 1890 1897 1950 2028 2100 2250 2275 2340 2366 2439 2457 2500 2535 2625 2700 2710 2730 2925 3042 3150 3250 3252 3276 3375 3380 3500 3510 3523 3549 3750 3780 3794 3900 4065 4095 4225 4375 4500 4550 4563 4725 4732 4875 4878 4914 5070 5250 5420 5460 5625 5691 5850 5915 6084 6300 6500 6750 6775 6825 7020 7046 7098 7317 7500 7588 7605 7875 8125 8130 8190 8450 8750 8775 9100 9126 9450 9485 9750 9756 9828 10140 10500 10569 10647 11250 11375 11382 11700 11830 12195 12285 12675 13125 13500 13550 13650 14092 14196 14625 14634 15210 15750 16250 16260 16380 16875 16900 17073 17500 17550 17615 17745 18252 18900 18970 19500 20325 20475 21125 21138 21294 22500 22750 22764 22815 23625 23660 24375 24390 24570 24661 25350 26250 27100 27300 28455 29250 29268 29575 30420 31500 31707 31941 32500 33750 33875 34125 34146 35100 35230 35490 36585 37940 38025 39375 40650 40950 42250 42276 42588 43875 45500 45630 45799 47250 47425 48750 48780 49140 49322 50700 51219 52500 52845 53235 56875 56910 58500 59150 60975 61425 63375 63414 63882 67500 67750 68250 68292 70460 70980 73125 73170 73983 76050 78750 81300 81900 84500 85365 87750 88075 88725 91260 91598 94500 94850 95121 97500 98644 101625 102375 102438 105625 105690 106470 113750 113820 114075 118125 118300 121950 122850 123305 126750 126828 127764 135500 136500 137397 142275 146250 146340 147875 147966 152100 157500 158535 159705 169375 170625 170730 175500 176150 177450 182925 183196 189700 190125 190242 203250 204750 204876 211250 211380 212940 219375 221949 227500 228150 228995 236250 237125 243900 245700 246610 253500 256095 264225 266175 274794 284550 292500 295750 295932 304875 307125 316875 317070 319410 320593 338750 341250 341460 352300 354900 365850 369915 380250 380484 406500 409500 412191 422500 426825 438750 440375 443625 443898 456300 457990 472500 474250 475605 493220 508125 511875 512190 528450 532350 549588 569100 570375 591500 609750 614250 616525 633750 634140 638820 641186 665847 677500 682500 686985 711375 731700 739375 739830 760500 792675 798525 824382 853650 877500 880750 887250 887796 914625 915980 948500 950625 951210 961779 1016250 1023750 1024380 1056900 1064700 1109745 1140750 1144975 1185625 1219500 1228500 1233050 1236573 1267500 1280475 1282372 1321125 1330875 1331694 1373970 1422750 1478750 1479660 1524375 1535625 1585350 1597050 1602965 1648764 1707300 1761500 1774500 1829250 1849575 1901250 1902420 1923558 2032500 2047500 2060955 2134125 2201875 2218125 2219490 2281500 2289950 2371250 2378025 2466100 2473146 2560950 2642250 2661750 2663388 2747940 2845500 2851875 2885337 2957500 3048750 3071250 3082625 3170700 3194100 3205930 3329235 3434925 3556875 3658500 3699150 3802500 3847116 3963375 3992625 4121910 4268250 4403750 4436250 4438980 4573125 4579900 4742500 4756050 4808895 4946292 5121900 5284500 5323500 5548725 5703750 5724875 5770674 6097500 6142500 6165250 6182865 6402375 6411860 6605625 6654375 6658470 6869850 7113750 7398300 7926750 7985250 8014825 8243820 8536500 8656011 8807500 8872500 9146250 9247875 9512100 9617790 10304775 10670625 11097450 11407500 11449750 11541348 11890125 12330500 12365730 12804750 13211250 13308750 13316940 13739700 14227500 14426685 15413125 15853500 15970500 16029650 16646175 17174625 17312022 18292500 18495750 19235580 19816875 19963125 20609550 21341250 22194900 22899500 23780250 24044475 24731460 25609500 26422500 26617500 27743625 28624375 28853370 30826250 30914325 32011875 32059300 33292350 34349250 34624044 36991500 39633750 39926250 40074125 41219100 42682500 43280055 46239375 47560500 48088950 51523875 55487250 57248750 57706740 59450625 61652500 61828650 64023750 66584700 68698500 72133425 79267500 79852500 80148250 83230875 85873125 86560110 92478750 96177900 103047750 110974500 114497500 118901250 120222375 123657300 128047500 138718125 144266850 154571625 160296500 166461750 171746250 173120220 184957500 200370625 206095500 216400275 237802500 240444750 257619375 277436250 288533700 309143250 332923500 343492500 360667125 400741250 416154375 432800550 480889500 515238750 554872500 601111875 618286500 721334250 772858125 801482500 832308750 865601100 1030477500 1082001375 1202223750 1442668500 1545716250 1664617500 1803335625 2164002750 2404447500 3091432500 3606671250 4328005500 5410006875 7213342500 10820013750 21640027500
• Sum of all divisors σ(n): 87080125440
• Sum of proper divisors (its aliquot sum) s(n): 65440097940
• 21640027500 is an abundant number, because the sum of its proper divisors (65440097940) is greater than itself. Its abundance is 43800070440

Bases of 21640027500

• Binary: 10100001001110110001001110101101100₂
• Hexadecimal: 0x509D89D6C
• Base-36: 9XVWW30

Squares and roots of 21640027500

• 21640027500 squared (21640027500²) is 468290790200756250000
• 21640027500 cubed (21640027500³) is 10133825577941095770796875000000
• The square root of 21640027500 is 147105.4978578299
• The cube root of 21640027500 is 2786.6725274851

Scales and comparisons

• 21,640,027,500 seconds is equal to 688 years, 4 weeks, 3 days, 6 hours, 45 minutes.
• To count from 1 to 21,640,027,500 would take you about one thousand, three hundred seventy-six 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 21640027500 cubic inches would be around 232.2 feet tall.

Recreational maths with 21640027500

• 21640027500 backwards is 00572004612
• 21640027500 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21640027500's digits is 27
• More coming soon!