28227102720

Names of 28227102720

• Cardinal: 28227102720 can be written as Twenty-eight billion, two hundred twenty-seven million, one hundred two thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 2.822710272 × 10¹⁰

Factors of 28227102720

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 431

Divisors of 28227102720

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 41 48 60 64 73 80 82 96 120 123 128 146 160 164 192 205 219 240 246 256 292 307 320 328 365 384 410 438 480 492 512 584 614 615 640 656 730 768 820 876 921 960 984 1024 1095 1168 1228 1230 1280 1312 1460 1535 1536 1640 1752 1842 1920 1968 2048 2190 2336 2456 2460 2560 2624 2920 2993 3070 3072 3280 3504 3684 3840 3936 4380 4605 4672 4912 4920 5120 5248 5840 5986 6140 6144 6560 7008 7368 7680 7872 8760 8979 9210 9344 9824 9840 10240 10496 11680 11972 12280 12587 13120 14016 14736 14965 15360 15744 17520 17958 18420 18688 19648 19680 20992 22411 23360 23944 24560 25174 26240 28032 29472 29930 30720 31488 35040 35916 36840 37376 37761 39296 39360 41984 44822 44895 46720 47888 49120 50348 52480 56064 58944 59860 62935 62976 67233 70080 71832 73680 74752 75522 78592 78720 83968 89644 89790 93440 95776 98240 100696 104960 112055 112128 117888 119720 125870 125952 134466 140160 143664 147360 149504 151044 157184 157440 179288 179580 186880 188805 191552 196480 201392 209920 224110 224256 235776 239440 251740 251904 268932 280320 287328 294720 302088 314368 314880 336165 358576 359160 373760 377610 383104 392960 402784 419840 448220 448512 471552 478880 503480 537864 560640 574656 589440 604176 628736 629760 672330 717152 718320 747520 755220 766208 785920 805568 896440 918851 943104 957760 1006960 1075728 1121280 1149312 1178880 1208352 1259520 1344660 1434304 1436640 1510440 1532416 1571840 1611136 1792880 1837702 1886208 1915520 2013920 2151456 2242560 2298624 2357760 2416704 2689320 2756553 2868608 2873280 3020880 3064832 3143680 3222272 3585760 3675404 3831040 4027840 4302912 4594255 4597248 4715520 4833408 5378640 5513106 5737216 5746560 6041760 6129664 6444544 7171520 7350808 7662080 8055680 8605824 9188510 9194496 9431040 9666816 10757280 11026212 11474432 11493120 12083520 12889088 13782765 14343040 14701616 15324160 16111360 17211648 18377020 18388992 19333632 21514560 22052424 22948864 22986240 24167040 25778176 27565530 28686080 29403232 30648320 32222720 34423296 36754040 38667264 43029120 44104848 45897728 45972480 48334080 55131060 57372160 58806464 64445440 68846592 73508080 77334528 86058240 88209696 91944960 96668160 110262120 114744320 117612928 128890880 137693184 147016160 172116480 176419392 193336320 220524240 229488640 235225856 294032320 344232960 352838784 386672640 441048480 470451712 588064640 688465920 705677568 882096960 940903424 1176129280 1411355136 1764193920 1881806848 2352258560 2822710272 3528387840 4704517120 5645420544 7056775680 9409034240 14113551360 28227102720
• Sum of all divisors σ(n): 94079905920
• Sum of proper divisors (its aliquot sum) s(n): 65852803200
• 28227102720 is an abundant number, because the sum of its proper divisors (65852803200) is greater than itself. Its abundance is 37625700480

Bases of 28227102720

• Binary: 11010010010011101110110100000000000₂
• Hexadecimal: 0x692776800
• Base-36: CYTORUO

Squares and roots of 28227102720

• 28227102720 squared (28227102720²) is 796769327965431398400
• 28227102720 cubed (28227102720³) is 22490489664625600691750043648000
• The square root of 28227102720 is 168009.2340319425
• The cube root of 28227102720 is 3044.7766089983

Scales and comparisons

• 28,227,102,720 seconds is equal to 897 years, 27 weeks, 5 days, 13 hours, 52 minutes.
• To count from 1 to 28,227,102,720 would take you about one thousand, seven hundred ninety-five 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 28227102720 cubic inches would be around 253.7 feet tall.

Recreational maths with 28227102720

• 28227102720 backwards is 02720172282
• The number of decimal digits it has is: 11
• The sum of 28227102720's digits is 33
• More coming soon!