28147988000

Names of 28147988000

• Cardinal: 28147988000 can be written as Twenty-eight billion, one hundred forty-seven million, nine hundred eighty-eight thousand.

Scientific notation

• Scientific notation: 2.8147988 × 10¹⁰

Factors of 28147988000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 346

Divisors of 28147988000

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 4 5 8 10 11 16 17 20 22 25 32 34 40 44 50 55 68 80 85 88 100 110 121 125 136 160 170 176 187 200 220 242 250 272 275 311 340 352 374 400 425 440 484 500 544 550 605 622 680 748 800 850 880 935 968 1000 1100 1210 1244 1331 1360 1375 1496 1555 1700 1760 1870 1936 2000 2057 2125 2200 2420 2488 2662 2720 2750 2992 3025 3110 3400 3421 3740 3872 4000 4114 4250 4400 4675 4840 4976 5287 5324 5500 5984 6050 6220 6655 6800 6842 7480 7775 8228 8500 8800 9350 9680 9952 10285 10574 10648 11000 12100 12440 13310 13600 13684 14960 15125 15550 16456 17000 17105 18700 19360 20570 21148 21296 22000 22627 23375 24200 24880 26435 26620 27368 29920 30250 31100 32912 33275 34000 34210 37400 37631 38875 41140 42296 42592 44000 45254 46750 48400 49760 51425 52870 53240 54736 58157 60500 62200 65824 66550 68000 68420 74800 75262 77750 82280 84592 85525 90508 93500 96800 102850 105740 106480 109472 113135 116314 121000 124400 132175 133100 136840 149600 150524 155500 164560 166375 169184 171050 181016 187000 188155 205700 211480 212960 226270 232628 242000 248800 257125 264350 266200 273680 290785 301048 311000 329120 332750 342100 362032 374000 376310 411400 413941 422960 427625 452540 465256 484000 514250 528700 532400 547360 565675 581570 602096 622000 639727 660875 665500 684200 724064 748000 752620 822800 827882 845920 855250 905080 930512 940775 1028500 1057400 1064800 1131350 1163140 1204192 1244000 1279454 1321750 1331000 1368400 1453925 1505240 1645600 1655764 1710500 1810160 1861024 1881550 2057000 2069705 2114800 2262700 2326280 2558908 2643500 2662000 2736800 2828375 2907850 3010480 3198635 3311528 3421000 3620320 3763100 4114000 4139410 4229600 4525400 4652560 4703875 5117816 5287000 5324000 5656750 5815700 6020960 6397270 6623056 6842000 7036997 7269625 7526200 8228000 8278820 9050800 9305120 9407750 10235632 10348525 10574000 11313500 11631400 12794540 13246112 13684000 14073994 14539250 15052400 15993175 16557640 18101600 18815500 20471264 20697050 21148000 22627000 23262800 25589080 28147988 29078500 30104800 31986350 33115280 35184985 37631000 41394100 45254000 46525600 51178160 51742625 56295976 58157000 63972700 66230560 70369970 75262000 79965875 82788200 90508000 102356320 103485250 112591952 116314000 127945400 140739940 150524000 159931750 165576400 175924925 206970500 225183904 232628000 255890800 281479880 319863500 331152800 351849850 413941000 511781600 562959760 639727000 703699700 827882000 879624625 1125919520 1279454000 1407399400 1655764000 1759249250 2558908000 2814798800 3518498500 5629597600 7036997000 14073994000 28147988000
• Sum of all divisors σ(n): 80804086272
• Sum of proper divisors (its aliquot sum) s(n): 52656098272
• 28147988000 is an abundant number, because the sum of its proper divisors (52656098272) is greater than itself. Its abundance is 24508110272

Bases of 28147988000

• Binary: 11010001101110000000011011000100000₂
• Hexadecimal: 0x68DC03620
• Base-36: CXIL2JK

Squares and roots of 28147988000

• 28147988000 squared (28147988000²) is 792309228448144000000
• 28147988000 cubed (28147988000³) is 22301910654647615934272000000000
• The square root of 28147988000 is 167773.6212877341
• The cube root of 28147988000 is 3041.9293212441

Scales and comparisons

• 28,147,988,000 seconds is equal to 895 years, 6 days, 21 hours, 33 minutes, 20 seconds.
• To count from 1 to 28,147,988,000 would take you about one thousand, seven hundred ninety 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 28147988000 cubic inches would be around 253.5 feet tall.

Recreational maths with 28147988000

• 28147988000 backwards is 00088974182
• The number of decimal digits it has is: 11
• The sum of 28147988000's digits is 47
• More coming soon!