27994887900

Names of 27994887900

• Cardinal: 27994887900 can be written as Twenty-seven billion, nine hundred ninety-four million, eight hundred eighty-seven thousand, nine hundred.

Scientific notation

• Scientific notation: 2.79948879 × 10¹⁰

Factors of 27994887900

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 5357

Divisors of 27994887900

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 25 27 28 30 31 35 36 42 45 50 54 60 62 63 70 75 81 84 90 93 100 105 108 124 126 135 140 150 155 162 175 180 186 189 210 217 225 243 252 270 279 300 310 315 324 350 372 378 405 420 434 450 465 486 525 540 558 567 620 630 651 675 700 756 775 810 837 868 900 930 945 972 1050 1085 1116 1134 1215 1260 1302 1350 1395 1550 1575 1620 1674 1701 1860 1890 1953 2025 2100 2170 2268 2325 2430 2511 2604 2700 2790 2835 3100 3150 3255 3348 3402 3780 3906 4050 4185 4340 4650 4725 4860 5022 5309 5425 5580 5670 5859 6075 6300 6510 6804 6975 7533 7812 8100 8370 8505 9300 9450 9765 10044 10618 10850 11340 11718 12150 12555 13020 13950 14175 15066 15927 16275 16740 17010 17577 18900 19530 20925 21236 21700 23436 24300 25110 26545 27900 28350 29295 30132 31854 32550 34020 35154 37163 37665 39060 41850 42525 47781 48825 50220 52731 53090 56700 58590 62775 63708 65100 70308 74326 75330 79635 83700 85050 87885 95562 97650 105462 106180 111489 117180 125550 132725 143343 146475 148652 150660 159270 164579 170100 175770 185815 188325 191124 195300 210924 222978 238905 251100 263655 265450 286686 292950 318540 329158 334467 351540 371630 376650 398175 430029 439425 445956 477810 493737 527310 530900 557445 573372 585900 658316 668934 716715 743260 753300 796350 822895 860058 878850 929075 955620 987474 1003401 1054620 1114890 1152053 1194525 1290087 1318275 1337868 1433430 1481211 1592700 1645790 1672335 1720116 1757700 1858150 1974948 2006802 2150145 2229780 2304106 2389050 2468685 2580174 2636550 2787225 2866860 2962422 3010203 3291580 3344670 3456159 3583575 3716300 4013604 4114475 4300290 4443633 4608212 4778100 4937370 5017005 5160348 5273100 5574450 5760265 5924844 6020406 6450435 6689340 6912318 7167150 7406055 8228950 8361675 8600580 8887266 9030609 9874740 10034010 10368477 10750725 11148900 11520530 12040812 12343425 12900870 13330899 13824636 14334300 14812110 15051015 16457900 16723350 17280795 17774532 18061218 20068020 20736954 21501450 22218165 23041060 24686850 25085025 25801740 26661798 28801325 29624220 30102030 31105431 32252175 33446700 34561590 36122436 37030275 39992697 41473908 43002900 44436330 45153045 49373700 50170050 51842385 53323596 57602650 60204060 62210862 64504350 66654495 69123180 74060550 75255075 79985394 86403975 88872660 90306090 93316293 100340100 103684770 111090825 115205300 124421724 129008700 133308990 148121100 150510150 155527155 159970788 172807950 180612180 186632586 199963485 207369540 222181650 225765225 259211925 266617980 279948879 301020300 311054310 333272475 345615900 373265172 399926970 444363300 451530450 466581465 518423850 559897758 622108620 666544950 777635775 799853940 903060900 933162930 999817425 1036847700 1119795516 1333089900 1399744395 1555271550 1866325860 1999634850 2332907325 2799488790 3110543100 3999269700 4665814650 5598977580 6998721975 9331629300 13997443950 27994887900
• Sum of all divisors σ(n): 107373127680
• Sum of proper divisors (its aliquot sum) s(n): 79378239780
• 27994887900 is an abundant number, because the sum of its proper divisors (79378239780) is greater than itself. Its abundance is 51383351880

Bases of 27994887900

• Binary: 11010000100101000000001011011011100₂
• Hexadecimal: 0x684A016DC
• Base-36: CUZFLR0

Squares and roots of 27994887900

• 27994887900 squared (27994887900²) is 783713748533566410000
• 27994887900 cubed (27994887900³) is 21939978535885981035155439000000
• The square root of 27994887900 is 167316.7292890943
• The cube root of 27994887900 is 3036.4041588839

Scales and comparisons

• 27,994,887,900 seconds is equal to 890 years, 7 weeks, 5 days, 21 hours, 45 minutes.
• To count from 1 to 27,994,887,900 would take you about one thousand, seven hundred eighty 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 27994887900 cubic inches would be around 253 feet tall.

Recreational maths with 27994887900

• 27994887900 backwards is 00978849972
• 27994887900 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 27994887900's digits is 63
• More coming soon!