21488949834880

Names of 21488949834880

• Cardinal: 21488949834880 can be written as Twenty-one trillion, four hundred eighty-eight billion, nine hundred forty-nine million, eight hundred thirty-four thousand, eight hundred eighty.

Scientific notation

• Scientific notation: 2.148894983488 × 10¹³

Factors of 21488949834880

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 61828

Divisors of 21488949834880

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 4 5 8 10 11 16 17 20 22 32 34 40 41 44 55 64 68 71 80 82 85 88 110 128 136 142 160 164 170 176 187 205 220 272 284 320 328 340 352 355 374 410 440 451 544 568 640 656 680 697 704 710 748 781 820 880 902 935 1088 1136 1207 1312 1360 1394 1408 1420 1496 1562 1640 1760 1804 1870 2176 2255 2272 2414 2624 2720 2788 2840 2911 2992 3124 3280 3485 3520 3608 3740 3905 4510 4544 4828 5248 5440 5576 5680 5822 5984 6035 6248 6560 6970 7040 7216 7480 7667 7810 9020 9088 9656 10880 11152 11360 11644 11968 12070 12496 13120 13277 13940 14432 14555 14960 15334 15620 18040 19312 22304 22720 23288 23936 24140 24992 26240 26554 27880 28864 29110 29920 30668 31240 32021 36080 38335 38624 44608 45440 46576 48280 49487 49984 53108 55760 57728 58220 59840 61336 61681 62480 64042 66385 72160 76670 77248 89216 93152 96560 98974 99968 106216 111520 116440 119680 122672 123362 124960 128084 132770 144320 153340 154496 160105 186304 193120 197948 212432 223040 232880 245344 246724 247435 249920 256168 265540 288640 306680 308405 320210 372608 386240 395896 424864 446080 465760 490688 493448 494870 499840 512336 531080 544357 613360 616810 640420 678491 772480 791792 849728 931520 981376 986896 989740 1024672 1048577 1062160 1088714 1226720 1233620 1280840 1356982 1583584 1699456 1863040 1973792 1979480 2049344 2097154 2124320 2177428 2453440 2467240 2528921 2561680 2713964 2721785 3167168 3392455 3947584 3958960 4098688 4194308 4248640 4354856 4379351 4906880 4934480 5057842 5123360 5242885 5427928 5443570 6334336 6784910 7895168 7917920 8388616 8497280 8709712 8758702 9868960 10115684 10246720 10485770 10855856 10887140 11534347 12644605 13569820 15835840 16777232 17419424 17517404 19737920 20231368 20493440 20971540 21711712 21774280 21896755 23068694 25289210 27139640 27818131 31671680 33554464 34838848 35034808 39475840 40462736 41943080 42991657 43423424 43548560 43793510 46137388 48172861 50578420 54279280 55636262 57671735 67108928 69677696 70069616 74448967 80925472 83886160 85983314 86846848 87097120 87587020 92274776 96345722 101156840 108558560 111272524 115343470 134217856 139090655 140139232 148897934 161850944 167772320 171966628 174194240 175174040 179553391 184549552 192691444 202313680 214958285 217117120 222545048 230686940 240864305 278181310 280278464 297795868 323701888 335544640 343933256 348388480 350348080 359106782 369099104 372244835 385382888 404627360 429916570 434234240 445090096 461373880 472908227 481728610 556362620 560556928 595591736 671089280 687866512 700696160 718213564 738198208 744489670 770765776 809254720 818938637 859833140 890180192 897766955 922747760 945816454 963457220 1112725240 1191183472 1375733024 1401392320 1436427128 1476396416 1488979340 1541531552 1618509440 1637877274 1719666280 1780360384 1795533910 1845495520 1891632908 1926914440 1975087301 2225450480 2364541135 2382366944 2751466048 2802784640 2872854256 2977958680 3052407647 3083063104 3275754548 3439332560 3560720768 3591067820 3690991040 3783265816 3853828880 3950174602 4094693185 4450900960 4729082270 4764733888 5502932096 5745708512 5955917360 6104815294 6166126208 6551509096 6878665120 7182135640 7381982080 7566531632 7707657760 7900349204 8189386370 8901801920 9458164540 9529467776 9875436505 11491417024 11911834720 12209630588 13103018192 13757330240 14364271280 15133063264 15262038235 15415315520 15800698408 16378772740 17803603840 18916329080 19750873010 22982834048 23823669440 24419261176 26206036384 27514660480 28728542560 30266126528 30524076470 30830631040 31601396816 32757545480 33576484117 37832658160 39501746020 47647338880 48838522352 52412072768 57457085120 60532253056 61048152940 63202793632 65515090960 67152968234 75665316320 79003492040 97677044704 104824145536 114914170240 122096305880 126405587264 131030181920 134305936468 151330632640 158006984080 167882420585 195354089408 244192611760 252811174528 262060363840 268611872936 302661265280 316013968160 335764841170 390708178816 488385223520 524120727680 537223745872 632027936320 671529682340 976770447040 1074447491744 1264055872640 1343059364680 1953540894080 2148894983488 2686118729360 4297789966976 5372237458720 10744474917440 21488949834880
• Sum of all divisors σ(n): 61643234096640
• Sum of proper divisors (its aliquot sum) s(n): 40154284261760
• 21488949834880 is an abundant number, because the sum of its proper divisors (40154284261760) is greater than itself. Its abundance is 18665334426880

Bases of 21488949834880

• Binary: 100111000101101001001001110001011010010000000₂
• Hexadecimal: 0x138B4938B480
• Base-36: 7M7VXWIV4

Squares and roots of 21488949834880

• 21488949834880 squared (21488949834880²) is 461774965005989179264614400
• 21488949834880 cubed (21488949834880³) is 9923059058017168951969402330706870272000
• The square root of 21488949834880 is 4635617.5246540779
• The cube root of 21488949834880 is 27801.7241977375

Scales and comparisons

• 21,488,949,834,880 seconds is equal to 683,282 years, 7 weeks, 3 hours, 54 minutes, 40 seconds.
• To count from 1 to 21,488,949,834,880 would take you about one million, seven hundred eight thousand, two hundred 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 21488949834880 cubic inches would be around 2316.8 feet tall.

Recreational maths with 21488949834880

• 21488949834880 backwards is 08843894988412
• The number of decimal digits it has is: 14
• The sum of 21488949834880's digits is 76
• More coming soon!