28474736400

Names of 28474736400

• Cardinal: 28474736400 can be written as Twenty-eight billion, four hundred seventy-four million, seven hundred thirty-six thousand, four hundred.

Scientific notation

• Scientific notation: 2.84747364 × 10¹⁰

Factors of 28474736400

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 651

Divisors of 28474736400

• Number of divisors d(n): 540
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 16 18 20 22 24 25 30 33 36 40 44 45 48 50 55 60 66 72 75 80 88 90 99 100 110 120 121 131 132 144 150 165 176 180 198 200 220 225 240 242 262 264 275 300 330 360 363 393 396 400 440 450 484 495 499 524 528 550 600 605 655 660 720 726 786 792 825 880 900 968 990 998 1048 1089 1100 1179 1200 1210 1310 1320 1441 1452 1497 1572 1584 1650 1800 1815 1936 1965 1980 1996 2096 2178 2200 2358 2420 2475 2495 2620 2640 2882 2904 2994 3025 3144 3275 3300 3600 3630 3930 3960 3992 4323 4356 4400 4491 4716 4840 4950 4990 5240 5445 5489 5764 5808 5895 5988 6050 6288 6550 6600 7205 7260 7485 7860 7920 7984 8646 8712 8982 9075 9432 9680 9825 9900 9980 10480 10890 10978 11528 11790 11976 12100 12475 12969 13100 13200 14410 14520 14970 15720 15851 16467 17292 17424 17964 18150 18864 19650 19800 19960 21615 21780 21956 22455 23056 23580 23952 24200 24950 25938 26200 27225 27445 28820 29040 29475 29940 31440 31702 32934 34584 35928 36025 36300 37425 39300 39600 39920 43230 43560 43912 44910 47160 47553 48400 49401 49900 51876 52400 54450 54890 57640 58950 59880 60379 63404 64845 65369 65868 69168 71856 72050 72600 74850 78600 79255 82335 86460 87120 87824 89820 94320 95106 98802 99800 103752 108075 108900 109780 112275 115280 117900 119760 120758 126808 129690 130738 131736 137225 142659 144100 145200 149700 157200 158510 164670 172920 179640 181137 190212 196107 197604 199600 207504 216150 217800 219560 224550 235800 237765 241516 247005 253616 259380 261476 263472 274450 285318 288200 299400 301895 317020 324225 326845 329340 345840 359280 362274 380424 392214 395208 396275 411675 432300 435600 439120 449100 471600 475530 483032 494010 518760 522952 543411 548900 570636 576400 588321 598800 603790 634040 648450 653690 658680 713295 719059 724548 760848 784428 790416 792550 823350 864600 898200 905685 951060 966064 980535 988020 1037520 1045904 1086822 1097800 1141272 1176642 1188825 1207580 1235025 1268080 1296900 1307380 1317360 1426590 1438118 1449096 1509475 1568856 1585100 1634225 1646700 1729200 1796400 1811370 1902120 1961070 1976040 2157177 2173644 2195600 2282544 2353284 2377650 2415160 2470050 2593800 2614760 2717055 2853180 2876236 2898192 2941605 3018950 3137712 3170200 3268450 3293400 3566475 3595295 3622740 3804240 3922140 3952080 4314354 4347288 4528425 4706568 4755300 4830320 4902675 4940100 5187600 5229520 5434110 5706360 5752472 5883210 6037900 6340400 6471531 6536900 6586800 7132950 7190590 7245480 7844280 7909649 8628708 8694576 9056850 9413136 9510600 9805350 9880200 10785885 10868220 11412720 11504944 11766420 12075800 12943062 13073800 13585275 14265900 14381180 14490960 14708025 15688560 15819298 17257416 17976475 18113700 19021200 19610700 19760400 21571770 21736440 23532840 23728947 24151600 25886124 26147600 27170550 28531800 28762360 29416050 31638596 32357655 34514832 35952950 36227400 39221400 39548245 43143540 43472880 47065680 47457894 51772248 53929425 54341100 57063600 57524720 58832100 63277192 64715310 71186841 71905900 72454800 78442800 79096490 86287080 94915788 103544496 107858850 108682200 117664200 118644735 126554384 129430620 142373682 143811800 158192980 161788275 172574160 189831576 197741225 215717700 217364400 235328400 237289470 258861240 284747364 287623600 316385960 323576550 355934205 379663152 395482450 431435400 474578940 517722480 569494728 593223675 632771920 647153100 711868410 790964900 862870800 949157880 1138989456 1186447350 1294306200 1423736820 1581929800 1779671025 1898315760 2372894700 2588612400 2847473640 3163859600 3559342050 4745789400 5694947280 7118684100 9491578800 14237368200 28474736400
• Sum of all divisors σ(n): 109663554000
• Sum of proper divisors (its aliquot sum) s(n): 81188817600
• 28474736400 is an abundant number, because the sum of its proper divisors (81188817600) is greater than itself. Its abundance is 52714081200

Bases of 28474736400

• Binary: 11010100001001110011111111100010000₂
• Hexadecimal: 0x6A139FF10
• Base-36: D2X4F80

Squares and roots of 28474736400

• 28474736400 squared (28474736400²) is 810810613049484960000
• 28474736400 cubed (28474736400³) is 23087618476906484391764544000000
• The square root of 28474736400 is 168744.5892465889
• The cube root of 28474736400 is 3053.6545425677

Scales and comparisons

• 28,474,736,400 seconds is equal to 905 years, 21 weeks, 1 day, 17 hours.
• To count from 1 to 28,474,736,400 would take you about one thousand, eight hundred ten 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 28474736400 cubic inches would be around 254.5 feet tall.

Recreational maths with 28474736400

• 28474736400 backwards is 00463747482
• 28474736400 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 28474736400's digits is 45
• More coming soon!