21024640000

Names of 21024640000

• Cardinal: 21024640000 can be written as Twenty-one billion, twenty-four million, six hundred forty thousand.

Scientific notation

• Scientific notation: 2.102464 × 10¹⁰

Factors of 21024640000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 46

Divisors of 21024640000

• Number of divisors d(n): 660
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 16 19 20 25 26 28 32 35 38 40 50 52 56 64 65 70 76 80 91 95 100 104 112 125 128 130 133 140 152 160 175 182 190 200 208 224 247 250 256 260 266 280 304 320 325 350 361 364 380 400 416 448 455 475 494 500 512 520 532 560 608 625 640 650 665 700 722 728 760 800 832 875 896 910 950 988 1000 1024 1040 1064 1120 1216 1235 1250 1280 1300 1330 1400 1444 1456 1520 1600 1625 1664 1729 1750 1792 1805 1820 1900 1976 2000 2080 2128 2240 2275 2375 2432 2470 2500 2527 2560 2600 2660 2800 2888 2912 3040 3200 3250 3325 3328 3458 3500 3584 3610 3640 3800 3952 4000 4160 4256 4375 4480 4550 4693 4750 4864 4940 5000 5054 5120 5200 5320 5600 5776 5824 6080 6175 6400 6500 6650 6656 6916 7000 7168 7220 7280 7600 7904 8000 8125 8320 8512 8645 8750 8960 9025 9100 9386 9500 9728 9880 10000 10108 10400 10640 11200 11375 11552 11648 11875 12160 12350 12635 12800 13000 13300 13312 13832 14000 14440 14560 15200 15808 16000 16250 16625 16640 17024 17290 17500 17920 18050 18200 18772 19000 19456 19760 20000 20216 20800 21280 22400 22750 23104 23296 23465 23750 24320 24700 25270 25600 26000 26600 27664 28000 28880 29120 30400 30875 31616 32000 32500 32851 33250 33280 34048 34580 35000 35840 36100 36400 37544 38000 39520 40000 40432 41600 42560 43225 44800 45125 45500 46208 46592 46930 47500 48640 49400 50540 52000 53200 55328 56000 56875 57760 58240 60800 61750 63175 63232 64000 65000 65702 66500 66560 68096 69160 70000 72200 72800 75088 76000 79040 80000 80864 83125 83200 85120 86450 89600 90250 91000 92416 93184 93860 95000 97280 98800 101080 104000 106400 110656 112000 113750 115520 116480 117325 121600 123500 126350 126464 128000 130000 131404 133000 136192 138320 140000 144400 145600 150176 152000 154375 158080 160000 161728 164255 166250 166400 170240 172900 179200 180500 182000 184832 187720 190000 197600 202160 208000 212800 216125 221312 224000 225625 227500 231040 232960 234650 243200 247000 252700 252928 260000 262808 266000 276640 280000 288800 291200 300352 304000 308750 315875 316160 320000 323456 328510 332500 332800 340480 345800 361000 364000 369664 375440 380000 395200 404320 416000 425600 432250 442624 448000 451250 455000 462080 465920 469300 486400 494000 505400 520000 525616 532000 553280 560000 577600 582400 586625 600704 608000 617500 631750 632320 640000 646912 657020 665000 680960 691600 722000 728000 750880 760000 790400 808640 821275 832000 851200 864500 885248 896000 902500 910000 924160 938600 988000 1010800 1040000 1051232 1064000 1080625 1106560 1120000 1155200 1164800 1173250 1201408 1216000 1235000 1263500 1264640 1293824 1314040 1330000 1383200 1444000 1456000 1501760 1520000 1579375 1580800 1617280 1642550 1664000 1702400 1729000 1770496 1805000 1820000 1848320 1877200 1976000 2021600 2080000 2102464 2128000 2161250 2213120 2240000 2310400 2329600 2346500 2402816 2432000 2470000 2527000 2587648 2628080 2660000 2766400 2888000 2912000 2933125 3003520 3040000 3158750 3161600 3234560 3285100 3404800 3458000 3610000 3640000 3754400 3952000 4043200 4106375 4160000 4204928 4256000 4322500 4426240 4480000 4620800 4693000 4805632 4940000 5054000 5256160 5320000 5532800 5776000 5824000 5866250 6007040 6080000 6317500 6323200 6469120 6570200 6916000 7220000 7280000 7508800 7904000 8086400 8212750 8320000 8409856 8512000 8645000 8852480 9241600 9386000 9880000 10108000 10512320 10640000 11065600 11552000 11648000 11732500 12014080 12160000 12635000 12938240 13140400 13832000 14440000 14560000 15017600 15808000 16172800 16425500 16819712 17024000 17290000 18772000 19760000 20216000 20531875 21024640 21280000 22131200 23104000 23465000 24028160 25270000 26280800 27664000 28880000 29120000 30035200 31616000 32345600 32851000 33639424 34580000 37544000 39520000 40432000 41063750 42049280 42560000 44262400 46208000 46930000 50540000 52561600 55328000 57760000 58240000 60070400 64691200 65702000 69160000 75088000 79040000 80864000 82127500 84098560 85120000 93860000 101080000 105123200 110656000 115520000 120140800 131404000 138320000 150176000 158080000 161728000 164255000 168197120 187720000 202160000 210246400 221312000 231040000 262808000 276640000 300352000 323456000 328510000 375440000 404320000 420492800 525616000 553280000 600704000 657020000 750880000 808640000 840985600 1051232000 1106560000 1314040000 1501760000 1617280000 2102464000 2628080000 3003520000 4204928000 5256160000 10512320000 21024640000
• Sum of all divisors σ(n): 68220025104
• Sum of proper divisors (its aliquot sum) s(n): 47195385104
• 21024640000 is an abundant number, because the sum of its proper divisors (47195385104) is greater than itself. Its abundance is 26170745104

Bases of 21024640000

• Binary: 10011100101001010101000110000000000₂
• Hexadecimal: 0x4E52A8C00
• Base-36: 9NPJ01S

Squares and roots of 21024640000

• 21024640000 squared (21024640000²) is 442035487129600000000
• 21024640000 cubed (21024640000³) is 9293636984124473344000000000000
• The square root of 21024640000 is 144998.7586153757
• The cube root of 21024640000 is 2760.0028005293

Scales and comparisons

• 21,024,640,000 seconds is equal to 668 years, 26 weeks, 6 days, 17 hours, 46 minutes, 40 seconds.
• To count from 1 to 21,024,640,000 would take you about one thousand, three hundred thirty-seven 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 21024640000 cubic inches would be around 230 feet tall.

Recreational maths with 21024640000

• 21024640000 backwards is 00004642012
• 21024640000 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21024640000's digits is 19
• More coming soon!