28700728320

Names of 28700728320

• Cardinal: 28700728320 can be written as Twenty-eight billion, seven hundred million, seven hundred twenty-eight thousand, three hundred twenty.

Scientific notation

• Scientific notation: 2.870072832 × 10¹⁰

Factors of 28700728320

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 4649

Divisors of 28700728320

• Number of divisors d(n): 352
• Complete list of divisors:
  1 2 3 4 5 6 8 10 11 12 15 16 20 22 24 30 32 33 37 40 44 48 55 60 64 66 74 80 88 96 110 111 120 128 132 148 160 165 176 185 192 220 222 240 256 264 296 320 330 352 370 384 407 440 444 480 512 528 555 592 640 660 704 740 768 814 880 888 960 1024 1056 1110 1184 1221 1280 1320 1408 1480 1536 1628 1760 1776 1920 2035 2112 2220 2368 2442 2560 2640 2816 2960 3072 3256 3520 3552 3840 4070 4224 4440 4591 4736 4884 5120 5280 5632 5920 6105 6512 7040 7104 7680 8140 8448 8880 9182 9472 9768 10560 11264 11840 12210 13024 13773 14080 14208 15360 16280 16896 17760 18364 18944 19536 21120 22955 23680 24420 26048 27546 28160 28416 32560 33792 35520 36728 37888 39072 42240 45910 47360 48840 50501 52096 55092 56320 56832 65120 68865 71040 73456 78144 84480 91820 94720 97680 101002 104192 110184 113664 130240 137730 142080 146912 151503 156288 168960 169867 183640 189440 195360 202004 208384 220368 252505 260480 275460 284160 293824 303006 312576 339734 367280 390720 404008 416768 440736 505010 509601 520960 550920 568320 587648 606012 625152 679468 734560 757515 781440 808016 849335 881472 1010020 1019202 1041920 1101840 1175296 1212024 1250304 1358936 1469120 1515030 1562880 1616032 1698670 1762944 1868537 2020040 2038404 2083840 2203680 2350592 2424048 2548005 2717872 2938240 3030060 3125760 3232064 3397340 3525888 3737074 4040080 4076808 4407360 4701184 4848096 5096010 5435744 5605611 5876480 6060120 6251520 6464128 6794680 7051776 7474148 8080160 8153616 8814720 9342685 9696192 10192020 10871488 11211222 11752960 12120240 12928256 13589360 14103552 14948296 16160320 16307232 17629440 18685370 19392384 20384040 21742976 22422444 23505920 24240480 25856512 27178720 28028055 29896592 32320640 32614464 35258880 37370740 38784768 40768080 43485952 44844888 48480960 51713024 54357440 56056110 59793184 64641280 65228928 70517760 74741480 77569536 81536160 86971904 89689776 96961920 108714880 112112220 119586368 129282560 130457856 149482960 155139072 163072320 173943808 179379552 193923840 217429760 224224440 239172736 258565120 260915712 298965920 326144640 358759104 387847680 434859520 448448880 478345472 521831424 597931840 652289280 717518208 775695360 869719040 896897760 956690944 1195863680 1304578560 1435036416 1793795520 1913381888 2391727360 2609157120 2870072832 3587591040 4783454720 5740145664 7175182080 9566909440 14350364160 28700728320
• Sum of all divisors σ(n): 102871673856
• Sum of proper divisors (its aliquot sum) s(n): 74170945536
• 28700728320 is an abundant number, because the sum of its proper divisors (74170945536) is greater than itself. Its abundance is 45470217216

Bases of 28700728320

• Binary: 11010101110101100100101110000000000₂
• Hexadecimal: 0x6AEB25C00
• Base-36: D6NO7PC

Squares and roots of 28700728320

• 28700728320 squared (28700728320²) is 823731806098450022400
• 28700728320 cubed (28700728320³) is 23641702775374533266000314368000
• The square root of 28700728320 is 169412.8930158505
• The cube root of 28700728320 is 3061.7117851989

Scales and comparisons

• 28,700,728,320 seconds is equal to 912 years, 30 weeks, 6 days, 8 hours, 32 minutes.
• To count from 1 to 28,700,728,320 would take you about one thousand, eight hundred twenty-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 28700728320 cubic inches would be around 255.1 feet tall.

Recreational maths with 28700728320

• 28700728320 backwards is 02382700782
• The number of decimal digits it has is: 11
• The sum of 28700728320's digits is 39
• More coming soon!