21396960000

Names of 21396960000

• Cardinal: 21396960000 can be written as Twenty-one billion, three hundred ninety-six million, nine hundred sixty thousand.

Scientific notation

• Scientific notation: 2.139696 × 10¹⁰

Factors of 21396960000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 150

Divisors of 21396960000

• Number of divisors d(n): 900
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 25 26 27 30 32 36 39 40 45 48 50 52 54 60 64 65 72 75 78 80 81 90 96 100 104 108 117 120 125 127 128 130 135 144 150 156 160 162 180 192 195 200 208 216 225 234 240 250 254 256 260 270 288 300 312 320 324 325 351 360 375 381 384 390 400 405 416 432 450 468 480 500 508 520 540 576 585 600 624 625 635 640 648 650 675 702 720 750 762 768 780 800 810 832 864 900 936 960 975 1000 1016 1040 1053 1080 1125 1143 1152 1170 1200 1248 1250 1270 1280 1296 1300 1350 1404 1440 1500 1524 1560 1600 1620 1625 1651 1664 1728 1755 1800 1872 1875 1905 1920 1950 2000 2025 2032 2080 2106 2160 2250 2286 2304 2340 2400 2496 2500 2540 2592 2600 2700 2808 2880 2925 3000 3048 3120 3175 3200 3240 3250 3302 3328 3375 3429 3456 3510 3600 3744 3750 3810 3840 3900 4000 4050 4064 4160 4212 4320 4500 4572 4680 4800 4875 4953 4992 5000 5080 5184 5200 5265 5400 5616 5625 5715 5760 5850 6000 6096 6240 6350 6400 6480 6500 6604 6750 6858 6912 7020 7200 7488 7500 7620 7800 8000 8100 8125 8128 8255 8320 8424 8640 8775 9000 9144 9360 9525 9600 9750 9906 9984 10000 10125 10160 10287 10368 10400 10530 10800 11232 11250 11430 11520 11700 12000 12192 12480 12700 12960 13000 13208 13500 13716 14040 14400 14625 14859 14976 15000 15240 15600 15875 16000 16200 16250 16256 16510 16640 16848 16875 17145 17280 17550 18000 18288 18720 19050 19200 19500 19812 20000 20250 20320 20574 20736 20800 21060 21600 22464 22500 22860 23400 24000 24375 24384 24765 24960 25400 25920 26000 26325 26416 27000 27432 28080 28575 28800 29250 29718 29952 30000 30480 31200 31750 32000 32400 32500 32512 33020 33696 33750 34290 34560 35100 36000 36576 37440 38100 39000 39624 40000 40500 40640 41148 41275 41600 42120 43200 43875 44577 44928 45000 45720 46800 47625 48000 48750 48768 49530 49920 50625 50800 51435 51840 52000 52650 52832 54000 54864 56160 57150 57600 58500 59436 60000 60960 62400 63500 64800 65000 66040 67392 67500 68580 70200 72000 73125 73152 74295 74880 76200 78000 79248 79375 80000 81000 81280 82296 82550 83200 84240 85725 86400 87750 89154 89856 90000 91440 93600 95250 96000 97500 97536 99060 101250 101600 102870 103680 104000 105300 105664 108000 109728 112320 114300 117000 118872 120000 121920 123825 124800 127000 129600 130000 131625 132080 133731 134784 135000 137160 140400 142875 144000 146250 146304 148590 149760 152400 156000 158496 158750 160000 162000 162560 164592 165100 168480 171450 172800 175500 178308 180000 182880 187200 190500 195000 198120 202500 203200 205740 206375 208000 210600 211328 216000 219375 219456 222885 224640 228600 234000 237744 238125 240000 243840 247650 249600 254000 257175 259200 260000 263250 264160 267462 269568 270000 274320 280800 285750 288000 292500 292608 297180 304800 312000 316992 317500 324000 329184 330200 336960 342900 351000 356616 360000 365760 371475 374400 381000 390000 396240 405000 406400 411480 412750 416000 421200 422656 428625 432000 438750 438912 445770 449280 457200 468000 475488 476250 480000 487680 495300 508000 514350 518400 520000 526500 528320 534924 540000 548640 561600 571500 585000 594360 609600 619125 624000 633984 635000 648000 658125 658368 660400 668655 673920 685800 702000 713232 714375 720000 731520 742950 748800 762000 780000 792480 810000 812800 822960 825500 842400 857250 864000 877500 877824 891540 914400 936000 950976 952500 990600 1016000 1028700 1031875 1040000 1053000 1056640 1069848 1080000 1097280 1114425 1123200 1143000 1170000 1188720 1219200 1238250 1248000 1267968 1270000 1285875 1296000 1316250 1316736 1320800 1337310 1347840 1371600 1404000 1426464 1428750 1440000 1463040 1485900 1524000 1560000 1584960 1620000 1645920 1651000 1684800 1714500 1755000 1783080 1828800 1857375 1872000 1901952 1905000 1981200 2032000 2057400 2063750 2080000 2106000 2113280 2139696 2143125 2160000 2194560 2228850 2246400 2286000 2340000 2377440 2438400 2476500 2540000 2571750 2592000 2632500 2633472 2641600 2674620 2743200 2808000 2852928 2857500 2971800 3048000 3095625 3120000 3169920 3240000 3291840 3302000 3343275 3369600 3429000 3510000 3566160 3657600 3714750 3744000 3803904 3810000 3962400 4064000 4114800 4127500 4212000 4279392 4286250 4320000 4389120 4457700 4572000 4680000 4754880 4953000 5080000 5143500 5265000 5283200 5349240 5486400 5572125 5616000 5705856 5715000 5943600 6096000 6191250 6240000 6339840 6429375 6480000 6583680 6604000 6686550 6739200 6858000 7020000 7132320 7315200 7429500 7620000 7924800 8229600 8255000 8424000 8558784 8572500 8915400 9144000 9286875 9360000 9509760 9906000 10160000 10287000 10530000 10566400 10698480 10972800 11144250 11232000 11411712 11430000 11887200 12192000 12382500 12858750 12960000 13167360 13208000 13373100 13716000 14040000 14264640 14859000 15240000 15849600 16459200 16510000 16716375 16848000 17117568 17145000 17830800 18288000 18573750 18720000 19019520 19812000 20320000 20574000 21060000 21396960 21945600 22288500 22860000 23774400 24765000 25717500 26416000 26746200 27432000 27860625 28080000 28529280 29718000 30480000 31699200 32918400 33020000 33432750 33696000 34235136 34290000 35661600 36576000 37147500 39624000 41148000 42120000 42793920 44577000 45720000 47548800 49530000 51435000 52832000 53492400 54864000 55721250 56160000 57058560 59436000 60960000 65836800 66040000 66865500 68580000 71323200 74295000 79248000 82296000 83581875 84240000 85587840 89154000 91440000 95097600 99060000 102870000 106984800 109728000 111442500 118872000 132080000 133731000 137160000 142646400 148590000 158496000 164592000 167163750 168480000 171175680 178308000 182880000 198120000 205740000 213969600 222885000 237744000 264160000 267462000 274320000 285292800 297180000 329184000 334327500 356616000 396240000 411480000 427939200 445770000 475488000 534924000 548640000 594360000 668655000 713232000 792480000 822960000 855878400 891540000 1069848000 1188720000 1337310000 1426464000 1645920000 1783080000 2139696000 2377440000 2674620000 3566160000 4279392000 5349240000 7132320000 10698480000 21396960000
• Sum of all divisors σ(n): 86535699712
• Sum of proper divisors (its aliquot sum) s(n): 65138739712
• 21396960000 is an abundant number, because the sum of its proper divisors (65138739712) is greater than itself. Its abundance is 43741779712

Bases of 21396960000

• Binary: 10011111011010110111011001100000000₂
• Hexadecimal: 0x4FB5BB300
• Base-36: 9TV7400

Squares and roots of 21396960000

• 21396960000 squared (21396960000²) is 457829897241600000000
• 21396960000 cubed (21396960000³) is 9796167998082625536000000000000
• The square root of 21396960000 is 146276.9975081523
• The cube root of 21396960000 is 2776.1996274205

Scales and comparisons

• 21,396,960,000 seconds is equal to 680 years, 18 weeks, 4 days.
• To count from 1 to 21,396,960,000 would take you about one thousand, three hundred sixty 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 21396960000 cubic inches would be around 231.3 feet tall.

Recreational maths with 21396960000

• 21396960000 backwards is 00006969312
• 21396960000 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21396960000's digits is 36
• More coming soon!