19991820800

Names of 19991820800

• Cardinal: 19991820800 can be written as Nineteen billion, nine hundred ninety-one million, eight hundred twenty thousand, eight hundred.

Scientific notation

• Scientific notation: 1.99918208 × 10¹⁰

Factors of 19991820800

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 235

Divisors of 19991820800

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 23 25 28 32 35 40 46 50 56 64 70 80 89 92 100 109 112 115 128 140 160 161 175 178 184 200 218 224 230 256 280 320 322 350 356 368 400 436 445 448 460 512 545 560 575 623 640 644 700 712 736 763 800 805 872 890 896 920 1090 1120 1150 1246 1280 1288 1400 1424 1472 1526 1600 1610 1744 1780 1792 1840 2047 2180 2225 2240 2300 2492 2507 2560 2576 2725 2800 2848 2944 3052 3115 3200 3220 3488 3560 3584 3680 3815 4025 4094 4360 4450 4480 4600 4984 5014 5152 5450 5600 5696 5888 6104 6230 6400 6440 6976 7120 7360 7630 8050 8188 8720 8900 8960 9200 9701 9968 10028 10235 10304 10900 11200 11392 11776 12208 12460 12535 12800 12880 13952 14240 14329 14720 15260 15575 16100 16376 17440 17549 17800 17920 18400 19075 19402 19936 20056 20470 20608 21800 22400 22784 24416 24920 25070 25760 27904 28480 28658 29440 30520 31150 32200 32752 34880 35098 35600 36800 38150 38804 39872 40112 40940 41216 43600 44800 45568 48505 48832 49840 50140 51175 51520 55808 56960 57316 58880 61040 62300 62675 64400 65504 67907 69760 70196 71200 71645 73600 76300 77608 79744 80224 81880 82432 87200 87745 89600 97010 97664 99680 100280 102350 103040 113920 114632 122080 124600 125350 128800 131008 135814 139520 140392 142400 143290 147200 152600 155216 159488 160448 163760 174400 175490 194020 195328 199360 200560 204700 206080 223123 227840 229264 242525 244160 249200 250700 257600 262016 271628 279040 280784 284800 286580 294400 305200 310432 318976 320896 327520 339535 348800 350980 358225 388040 390656 398720 401120 409400 412160 438725 446246 458528 485050 488320 498400 501400 515200 524032 543256 561568 569600 573160 610400 620864 641792 655040 679070 697600 701960 716450 776080 797440 802240 818800 877450 892492 917056 970100 976640 996800 1002800 1030400 1048064 1086512 1115615 1123136 1139200 1146320 1220800 1241728 1283584 1310080 1358140 1395200 1403920 1432900 1552160 1561861 1594880 1604480 1637600 1697675 1754900 1784984 1834112 1940200 1953280 1993600 2005600 2060800 2173024 2231230 2246272 2292640 2441600 2483456 2620160 2716280 2807840 2865800 3104320 3123722 3208960 3275200 3395350 3509800 3569968 3668224 3880400 3987200 4011200 4346048 4462460 4492544 4585280 4883200 4966912 5240320 5432560 5578075 5615680 5731600 6208640 6247444 6417920 6550400 6790700 7019600 7139936 7336448 7760800 7809305 7974400 8022400 8692096 8924920 8985088 9170560 9766400 10865120 11156150 11231360 11463200 12417280 12494888 13100800 13581400 14039200 14279872 15521600 15618610 16044800 17384192 17849840 18341120 21730240 22312300 22462720 22926400 24834560 24989776 26201600 27162800 28078400 28559744 31043200 31237220 32089600 34768384 35699680 36682240 39046525 43460480 44624600 44925440 45852800 49979552 54325600 56156800 57119488 62086400 62474440 71399360 78093050 86920960 89249200 91705600 99959104 108651200 112313600 114238976 124172800 124948880 142798720 156186100 173841920 178498400 183411200 199918208 217302400 224627200 249897760 285597440 312372200 356996800 399836416 434604800 499795520 571194880 624744400 713993600 799672832 869209600 999591040 1249488800 1427987200 1999182080 2498977600 2855974400 3998364160 4997955200 9995910400 19991820800
• Sum of all divisors σ(n): 60280070400
• Sum of proper divisors (its aliquot sum) s(n): 40288249600
• 19991820800 is an abundant number, because the sum of its proper divisors (40288249600) is greater than itself. Its abundance is 20296428800

Bases of 19991820800

• Binary: 10010100111100110101111101000000000₂
• Hexadecimal: 0x4A79AFA00
• Base-36: 96MM3NK

Squares and roots of 19991820800

• 19991820800 squared (19991820800²) is 399672898899312640000
• 19991820800 cubed (19991820800³) is 7990188973411575542054912000000
• The square root of 19991820800 is 141392.4354412215
• The cube root of 19991820800 is 2714.0475367315

Scales and comparisons

• 19,991,820,800 seconds is equal to 635 years, 35 weeks, 1 day, 19 hours, 33 minutes, 20 seconds.
• To count from 1 to 19,991,820,800 would take you about one thousand, two hundred seventy-one 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 19991820800 cubic inches would be around 226.2 feet tall.

Recreational maths with 19991820800

• 19991820800 backwards is 00802819991
• The number of decimal digits it has is: 11
• The sum of 19991820800's digits is 47
• More coming soon!