28727716864

Names of 28727716864

• Cardinal: 28727716864 can be written as Twenty-eight billion, seven hundred twenty-seven million, seven hundred sixteen thousand, eight hundred sixty-four.

Scientific notation

• Scientific notation: 2.8727716864 × 10¹⁰

Factors of 28727716864

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 147

Divisors of 28727716864

• Number of divisors d(n): 528
• Complete list of divisors:
  1 2 4 7 8 11 14 16 22 23 28 31 32 44 46 49 56 62 64 73 77 88 92 98 112 124 128 146 154 161 176 184 196 217 224 248 253 256 292 308 322 341 352 368 392 434 448 496 506 511 512 539 584 616 644 682 704 713 736 784 803 868 896 992 1012 1022 1024 1078 1127 1168 1232 1288 1364 1408 1426 1472 1519 1568 1606 1679 1736 1771 1792 1984 2024 2044 2156 2254 2263 2336 2387 2464 2576 2728 2816 2852 2944 3038 3136 3212 3358 3472 3542 3577 3584 3968 4048 4088 4312 4508 4526 4672 4774 4928 4991 5152 5456 5621 5632 5704 5888 6076 6272 6424 6716 6944 7084 7154 7168 7843 7936 8096 8176 8624 9016 9052 9344 9548 9856 9982 10304 10912 11242 11264 11408 11753 11776 12152 12397 12544 12848 13432 13888 14168 14308 15686 15841 15872 16192 16352 16709 17248 18032 18104 18469 18688 19096 19712 19964 20608 21824 22484 22816 23506 23552 24304 24794 24893 25088 25696 26864 27776 28336 28616 31372 31682 31744 32384 32704 33418 34496 34937 36064 36208 36938 37376 38192 39347 39424 39928 41216 43648 44968 45632 47012 48608 49588 49786 50176 51392 52049 53728 54901 55552 56672 57232 62744 63364 64768 65408 66836 68992 69874 72128 72416 73876 74752 76384 78694 78848 79856 82271 82432 87296 89936 91264 94024 97216 99176 99572 102784 104098 107456 109802 110887 111104 113344 114464 125488 126728 129283 129536 130816 133672 137984 139748 144256 144832 147752 152768 157388 159712 164542 164864 174251 174592 179872 182528 188048 194432 198352 199144 205568 208196 214912 219604 221774 222208 226688 228928 250976 253456 258566 259072 261632 267344 275968 279496 288512 289664 295504 305536 314776 319424 329084 348502 349184 359744 364343 365056 376096 384307 388864 396704 398288 411136 416392 429824 439208 443548 453376 457856 501952 506912 517132 523264 534688 551936 558992 572539 577024 579328 591008 611072 629552 638848 658168 697004 719488 728686 730112 752192 768614 777728 793408 796576 822272 832784 859648 878416 887096 904981 906752 915712 1003904 1013824 1034264 1069376 1117984 1145078 1154048 1158656 1182016 1219757 1222144 1259104 1277696 1316336 1394008 1438976 1457372 1504384 1537228 1555456 1586816 1593152 1665568 1719296 1756832 1774192 1809962 1813504 1831424 2007808 2027648 2068528 2138752 2235968 2290156 2317312 2364032 2439514 2444288 2518208 2550401 2555392 2632672 2788016 2877952 2914744 3008768 3074456 3173632 3186304 3331136 3513664 3548384 3619924 3662848 4007773 4015616 4055296 4137056 4277504 4471936 4580312 4728064 4879028 5036416 5100802 5110784 5265344 5576032 5755904 5829488 6017536 6148912 6347264 6372608 6662272 7027328 7096768 7239848 8015546 8031232 8110592 8274112 8555008 8943872 9160624 9456128 9758056 10072832 10201604 10530688 11152064 11658976 12035072 12297824 12694528 12745216 13324544 14054656 14193536 14479696 16031092 16221184 16548224 17110016 17887744 18321248 18912256 19516112 20145664 20403208 21061376 22304128 23317952 24595648 25490432 26649088 28054411 28109312 28387072 28959392 32062184 33096448 35775488 36642496 39032224 40291328 40806416 42122752 44608256 46635904 49191296 53298176 56108822 56218624 56774144 57918784 64124368 66192896 73284992 78064448 81612832 84245504 89216512 93271808 98382592 112217644 113548288 115837568 128248736 132385792 146569984 156128896 163225664 178433024 186543616 196765184 224435288 231675136 256497472 293139968 312257792 326451328 373087232 393530368 448870576 463350272 512994944 586279936 624515584 652902656 897741152 926700544 1025989888 1249031168 1305805312 1795482304 2051979776 2611610624 3590964608 4103959552 7181929216 14363858432 28727716864
• Sum of all divisors σ(n): 79573211136
• Sum of proper divisors (its aliquot sum) s(n): 50845494272
• 28727716864 is an abundant number, because the sum of its proper divisors (50845494272) is greater than itself. Its abundance is 22117777408

Bases of 28727716864

• Binary: 11010110000010011100010110000000000₂
• Hexadecimal: 0x6B04E2C00
• Base-36: D73QO74

Squares and roots of 28727716864

• 28727716864 squared (28727716864²) is 825281716218149994496
• 28727716864 cubed (28727716864³) is 23708459476551009899764246380544
• The square root of 28727716864 is 169492.5274577023
• The cube root of 28727716864 is 3062.6711714941

Scales and comparisons

• 28,727,716,864 seconds is equal to 913 years, 23 weeks, 3 days, 17 hours, 21 minutes, 4 seconds.
• To count from 1 to 28,727,716,864 would take you about one thousand, eight hundred twenty-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 28727716864 cubic inches would be around 255.2 feet tall.

Recreational maths with 28727716864

• 28727716864 backwards is 46861772782
• The number of decimal digits it has is: 11
• The sum of 28727716864's digits is 58
• More coming soon!