9901642500

Names of 9901642500

• Cardinal: 9901642500 can be written as Nine billion, nine hundred one million, six hundred forty-two thousand, five hundred.

Scientific notation

• Scientific notation: 9.9016425 × 10⁹

Factors of 9901642500

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 1821

Divisors of 9901642500

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 25 27 30 36 45 50 54 60 75 81 90 100 108 125 135 150 162 180 225 243 250 270 300 324 375 405 450 486 500 540 625 675 729 750 810 900 972 1125 1215 1250 1350 1458 1500 1620 1811 1875 2025 2187 2250 2430 2500 2700 2916 3375 3622 3645 3750 4050 4374 4500 4860 5433 5625 6075 6750 7244 7290 7500 8100 8748 9055 10125 10866 10935 11250 12150 13500 14580 16299 16875 18110 18225 20250 21732 21870 22500 24300 27165 30375 32598 33750 36220 36450 40500 43740 45275 48897 50625 54330 54675 60750 65196 67500 72900 81495 90550 91125 97794 101250 108660 109350 121500 135825 146691 151875 162990 181100 182250 195588 202500 218700 226375 244485 271650 273375 293382 303750 325980 364500 407475 440073 452750 455625 488970 543300 546750 586764 607500 679125 733455 814950 880146 905500 911250 977940 1093500 1131875 1222425 1320219 1358250 1366875 1466910 1629900 1760292 1822500 2037375 2200365 2263750 2444850 2640438 2716500 2733750 2933820 3395625 3667275 3960657 4074750 4400730 4527500 4889700 5280876 5467500 6112125 6601095 6791250 7334550 7921314 8149500 8801460 10186875 11001825 12224250 13202190 13582500 14669100 15842628 18336375 19803285 20373750 22003650 24448500 26404380 30560625 33005475 36672750 39606570 40747500 44007300 55009125 61121250 66010950 73345500 79213140 91681875 99016425 110018250 122242500 132021900 165027375 183363750 198032850 220036500 275045625 330054750 366727500 396065700 495082125 550091250 660109500 825136875 990164250 1100182500 1650273750 1980328500 2475410625 3300547500 4950821250 9901642500
• Sum of all divisors σ(n): 32492349120
• Sum of proper divisors (its aliquot sum) s(n): 22590706620
• 9901642500 is an abundant number, because the sum of its proper divisors (22590706620) is greater than itself. Its abundance is 12689064120

Bases of 9901642500

• Binary: 1001001110001011110001001100000100₂
• Hexadecimal: 0x24E2F1304
• Base-36: 4JR6K90

Squares and roots of 9901642500

• 9901642500 squared (9901642500²) is 98042524197806250000
• 9901642500 cubed (9901642500³) is 970782024404276771765625000000
• The square root of 9901642500 is 99506.9972414003
• The cube root of 9901642500 is 2147.3479107319

Scales and comparisons

• 9,901,642,500 seconds is equal to 314 years, 43 weeks, 5 days, 8 hours, 15 minutes.
• To count from 1 to 9,901,642,500 would take you about six hundred twenty-nine 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 9901642500 cubic inches would be around 178.9 feet tall.

Recreational maths with 9901642500

• 9901642500 backwards is 0052461099
• 9901642500 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 9901642500's digits is 36
• More coming soon!