28400994000

Names of 28400994000

• Cardinal: 28400994000 can be written as Twenty-eight billion, four hundred million, nine hundred ninety-four thousand.

Scientific notation

• Scientific notation: 2.8400994 × 10¹⁰

Factors of 28400994000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 394

Divisors of 28400994000

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 30 36 40 45 48 50 60 71 72 75 80 90 100 120 125 142 144 150 180 200 213 225 240 250 284 300 313 355 360 375 400 426 450 500 568 600 626 639 710 720 750 852 900 939 1000 1065 1125 1136 1200 1252 1278 1420 1500 1565 1704 1775 1800 1878 2000 2130 2250 2504 2556 2817 2840 3000 3130 3195 3408 3550 3600 3756 4260 4500 4695 5008 5041 5112 5325 5634 5680 6000 6260 6390 7100 7512 7825 8520 8875 9000 9390 10082 10224 10650 11268 12520 12780 14085 14200 15024 15123 15650 15975 17040 17750 18000 18780 20164 21300 22223 22536 23475 25040 25205 25560 26625 28170 28400 30246 31300 31950 35500 37560 39125 40328 42600 44446 45072 45369 46950 50410 51120 53250 56340 60492 62600 63900 66669 70425 71000 75120 75615 78250 79875 80656 85200 88892 90738 93900 100820 106500 111115 112680 117375 120984 125200 126025 127800 133338 140850 142000 151230 156500 159750 177784 181476 187800 200007 201640 213000 222230 225360 226845 234750 241968 252050 255600 266676 281700 302460 313000 319500 333345 352125 355568 362952 375600 378075 400014 403280 426000 444460 453690 469500 504100 533352 555575 563400 604920 626000 630125 639000 666690 704250 725904 756150 800028 888920 907380 939000 1000035 1008200 1066704 1111150 1126800 1134225 1209840 1260250 1278000 1333380 1408500 1512300 1577833 1600056 1666725 1777840 1814760 1878000 1890375 2000070 2016400 2222300 2268450 2520500 2666760 2777875 2817000 3024600 3155666 3200112 3333450 3629520 3780750 4000140 4444600 4536900 4733499 5000175 5041000 5333520 5555750 5634000 5671125 6049200 6311332 6666900 7561500 7889165 8000280 8333625 8889200 9073800 9466998 10000350 10082000 11111500 11342250 12622664 13333800 14200497 15123000 15778330 16000560 16667250 18147600 18933996 20000700 22223000 22684500 23667495 25000875 25245328 26667600 28400994 30246000 31556660 33334500 37867992 39445825 40001400 44446000 45369000 47334990 50001750 56801988 63113320 66669000 71002485 75735984 78891650 80002800 90738000 94669980 100003500 113603976 118337475 126226640 133338000 142004970 157783300 189339960 197229125 200007000 227207952 236674950 284009940 315566600 355012425 378679920 394458250 400014000 473349900 568019880 591687375 631133200 710024850 788916500 946699800 1136039760 1183374750 1420049700 1577833000 1775062125 1893399600 2366749500 2840099400 3155666000 3550124250 4733499000 5680198800 7100248500 9466998000 14200497000 28400994000
• Sum of all divisors σ(n): 100933442376
• Sum of proper divisors (its aliquot sum) s(n): 72532448376
• 28400994000 is an abundant number, because the sum of its proper divisors (72532448376) is greater than itself. Its abundance is 44131454376

Bases of 28400994000

• Binary: 11010011100110101001100011011010000₂
• Hexadecimal: 0x69CD4C6D0
• Base-36: D1P7V80

Squares and roots of 28400994000

• 28400994000 squared (28400994000²) is 806616460188036000000
• 28400994000 cubed (28400994000³) is 22908709246101649307784000000000
• The square root of 28400994000 is 168525.9445901431
• The cube root of 28400994000 is 3051.0161981591

Scales and comparisons

• 28,400,994,000 seconds is equal to 903 years, 3 weeks, 2 days, 5 hours.
• To count from 1 to 28,400,994,000 would take you about one thousand, eight hundred six 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 28400994000 cubic inches would be around 254.3 feet tall.

Recreational maths with 28400994000

• 28400994000 backwards is 00049900482
• 28400994000 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 28400994000's digits is 36
• More coming soon!