21289411000

Names of 21289411000

• Cardinal: 21289411000 can be written as Twenty-one billion, two hundred eighty-nine million, four hundred eleven thousand.

Scientific notation

• Scientific notation: 2.1289411 × 10¹⁰

Factors of 21289411000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 84

Divisors of 21289411000

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 4 5 8 10 11 13 20 22 25 26 40 44 50 52 53 55 65 88 100 104 106 110 125 130 143 200 212 220 250 260 265 275 286 325 424 440 500 520 530 550 572 583 650 689 715 1000 1060 1100 1144 1166 1300 1325 1375 1378 1430 1625 2120 2200 2332 2600 2650 2750 2756 2809 2860 2915 3250 3445 3575 4664 5300 5500 5512 5618 5720 5830 6500 6625 6890 7150 7579 10600 11000 11236 11660 13000 13250 13780 14045 14300 14575 15158 17225 17875 22472 23320 26500 27560 28090 28600 29150 30316 30899 34450 35750 36517 37895 53000 56180 58300 60632 61798 68900 70225 71500 72875 73034 75790 86125 112360 116600 123596 137800 140450 143000 145750 146068 148877 151580 154495 172250 182585 189475 247192 280900 291500 292136 297754 303160 308990 344500 351125 365170 378950 401687 561800 583000 595508 617980 689000 702250 730340 744385 757900 772475 803374 912925 947375 1191016 1235960 1404500 1460680 1488770 1515800 1544950 1606748 1637647 1825850 1894750 1935401 2008435 2809000 2977540 3089900 3213496 3275294 3651700 3721925 3789500 3862375 3870802 4016870 4564625 5955080 6179800 6550588 7303400 7443850 7579000 7724750 7741604 8033740 8188235 9129250 9677005 10042175 13101176 14887700 15449500 15483208 16067480 16376470 18258500 18609625 19354010 20084350 21289411 29775400 30899000 32752940 36517000 37219250 38708020 40168700 40941175 42578822 48385025 50210875 65505880 74438500 77416040 80337400 81882350 85157644 96770050 100421750 106447055 148877000 163764700 170315288 193540100 200843500 204705875 212894110 241925125 327529400 387080200 401687000 409411750 425788220 483850250 532235275 818823500 851576440 967700500 1064470550 1637647000 1935401000 2128941100 2661176375 4257882200 5322352750 10644705500 21289411000
• Sum of all divisors σ(n): 59652028800
• Sum of proper divisors (its aliquot sum) s(n): 38362617800
• 21289411000 is an abundant number, because the sum of its proper divisors (38362617800) is greater than itself. Its abundance is 17073206800

Bases of 21289411000

• Binary: 10011110100111100101010000110111000₂
• Hexadecimal: 0x4F4F2A1B8
• Base-36: 9S35YNS

Squares and roots of 21289411000

• 21289411000 squared (21289411000²) is 453239020726921000000
• 21289411000 cubed (21289411000³) is 9649191793492939933531000000000
• The square root of 21289411000 is 145908.9133672101
• The cube root of 21289411000 is 2771.5404118307

Scales and comparisons

• 21,289,411,000 seconds is equal to 676 years, 48 weeks, 5 days, 5 hours, 16 minutes, 40 seconds.
• To count from 1 to 21,289,411,000 would take you about one thousand, three hundred fifty-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 21289411000 cubic inches would be around 231 feet tall.

Recreational maths with 21289411000

• 21289411000 backwards is 00011498212
• The number of decimal digits it has is: 11
• The sum of 21289411000's digits is 28
• More coming soon!