20809984000

Names of 20809984000

• Cardinal: 20809984000 can be written as Twenty billion, eight hundred nine million, nine hundred eighty-four thousand.

Scientific notation

• Scientific notation: 2.0809984 × 10¹⁰

Factors of 20809984000

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 57

Divisors of 20809984000

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 25 26 32 37 40 50 52 64 65 74 80 100 104 125 128 130 148 160 169 185 200 208 250 256 260 296 320 325 338 370 400 416 481 500 512 520 592 640 650 676 740 800 832 845 925 962 1000 1024 1040 1184 1280 1300 1352 1480 1600 1625 1664 1690 1850 1924 2000 2048 2080 2197 2368 2405 2560 2600 2704 2960 3200 3250 3328 3380 3700 3848 4000 4160 4225 4394 4625 4736 4810 5120 5200 5408 5920 6253 6400 6500 6656 6760 7400 7696 8000 8320 8450 8788 9250 9472 9620 10240 10400 10816 10985 11840 12025 12506 12800 13000 13312 13520 14800 15392 16000 16640 16900 17576 18500 18944 19240 20800 21125 21632 21970 23680 24050 25012 25600 26000 26624 27040 29600 30784 31265 32000 33280 33800 35152 37000 37888 38480 41600 42250 43264 43940 47360 48100 50024 51200 52000 54080 54925 59200 60125 61568 62530 64000 66560 67600 70304 74000 75776 76960 81289 83200 84500 86528 87880 94720 96200 100048 104000 108160 109850 118400 120250 123136 125060 128000 133120 135200 140608 148000 153920 156325 162578 166400 169000 173056 175760 189440 192400 200096 208000 216320 219700 236800 240500 246272 250120 256000 270400 274625 281216 296000 307840 312650 325156 332800 338000 346112 351520 378880 384800 400192 406445 416000 432640 439400 473600 481000 492544 500240 540800 549250 562432 592000 615680 625300 650312 665600 676000 703040 769600 781625 800384 812890 832000 865280 878800 947200 962000 985088 1000480 1081600 1098500 1124864 1184000 1231360 1250600 1300624 1352000 1406080 1539200 1563250 1600768 1625780 1664000 1730560 1757600 1894400 1924000 2000960 2032225 2163200 2197000 2249728 2368000 2462720 2501200 2601248 2704000 2812160 3078400 3126500 3201536 3251560 3328000 3515200 3848000 4001920 4064450 4326400 4394000 4499456 4736000 4925440 5002400 5202496 5408000 5624320 6156800 6253000 6403072 6503120 7030400 7696000 8003840 8128900 8652800 8788000 9472000 10004800 10161125 10404992 10816000 11248640 12313600 12506000 12806144 13006240 14060800 15392000 16007680 16257800 17576000 20009600 20322250 20809984 21632000 22497280 24627200 25012000 26012480 28121600 30784000 32015360 32515600 35152000 40019200 40644500 41619968 43264000 50024000 52024960 56243200 61568000 64030720 65031200 70304000 80038400 81289000 83239936 100048000 104049920 112486400 123136000 130062400 140608000 160076800 162578000 166479872 200096000 208099840 260124800 281216000 320153600 325156000 400192000 416199680 520249600 562432000 650312000 800384000 832399360 1040499200 1300624000 1600768000 2080998400 2601248000 4161996800 5202496000 10404992000 20809984000
• Sum of all divisors σ(n): 57774880800
• Sum of proper divisors (its aliquot sum) s(n): 36964896800
• 20809984000 is an abundant number, because the sum of its proper divisors (36964896800) is greater than itself. Its abundance is 16154912800

Bases of 20809984000

• Binary: 10011011000010111110010100000000000₂
• Hexadecimal: 0x4D85F2800
• Base-36: 9K5Q6F4

Squares and roots of 20809984000

• 20809984000 squared (20809984000²) is 433055434080256000000
• 20809984000 cubed (20809984000³) is 9011876654323182075904000000000
• The square root of 20809984000 is 144256.6601582055
• The cube root of 20809984000 is 2750.5776858009

Scales and comparisons

• 20,809,984,000 seconds is equal to 661 years, 36 weeks, 7 hours, 6 minutes, 40 seconds.
• To count from 1 to 20,809,984,000 would take you about one thousand, three hundred twenty-three 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 20809984000 cubic inches would be around 229.2 feet tall.

Recreational maths with 20809984000

• 20809984000 backwards is 00048990802
• 20809984000 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20809984000's digits is 40
• More coming soon!