12821807700

Names of 12821807700

• Cardinal: 12821807700 can be written as Twelve billion, eight hundred twenty-one million, eight hundred seven thousand, seven hundred.

Scientific notation

• Scientific notation: 1.28218077 × 10¹⁰

Factors of 12821807700

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 159

Divisors of 12821807700

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 13 15 18 20 23 25 26 29 30 31 36 39 45 46 50 52 53 58 60 62 65 69 75 78 87 90 92 93 100 106 115 116 117 124 130 138 145 150 155 156 159 174 180 186 195 207 212 225 230 234 260 261 265 276 279 290 299 300 310 318 325 345 348 372 377 390 403 414 435 450 460 465 468 477 522 530 558 575 580 585 598 620 636 650 667 689 690 713 725 754 775 780 795 806 828 870 897 899 900 930 954 975 1035 1044 1060 1116 1131 1150 1170 1196 1209 1219 1300 1305 1325 1334 1378 1380 1395 1426 1450 1495 1508 1537 1550 1590 1612 1643 1725 1740 1794 1798 1860 1885 1908 1950 2001 2015 2067 2070 2139 2175 2262 2300 2325 2340 2385 2418 2438 2610 2650 2668 2691 2697 2756 2790 2852 2900 2925 2990 3074 3100 3180 3286 3335 3393 3445 3450 3565 3588 3596 3627 3657 3770 3900 3975 4002 4030 4134 4140 4278 4350 4485 4495 4524 4611 4650 4770 4836 4876 4929 5175 5220 5300 5382 5394 5580 5655 5850 5980 6003 6045 6095 6148 6201 6417 6525 6572 6670 6786 6890 6900 6975 7130 7254 7314 7475 7540 7685 7950 8004 8060 8091 8215 8268 8556 8671 8700 8970 8990 9222 9269 9300 9425 9540 9858 10005 10075 10335 10350 10695 10764 10788 10971 11310 11687 11700 11925 12006 12090 12190 12402 12834 13050 13340 13455 13485 13572 13780 13833 13950 14260 14508 14628 14787 14950 15370 15847 15900 16182 16430 16675 16965 17225 17342 17825 17940 17980 18135 18285 18444 18538 18850 19716 19981 20010 20150 20670 20677 20700 21359 21390 21942 22425 22475 22620 23055 23374 23850 24012 24180 24380 24645 24804 25668 26013 26100 26910 26970 27666 27807 27900 28275 29574 29900 30015 30225 30475 30740 31005 31694 32085 32364 32860 33350 33930 34450 34684 35061 35351 35650 36270 36570 37076 37700 37789 38425 39962 40020 40300 40455 41075 41340 41354 42718 42780 43355 43884 44850 44950 46110 46345 46748 47541 47647 47700 49290 50025 51675 52026 53475 53820 53940 54855 55332 55614 56550 58435 59148 59943 60030 60450 60950 62010 62031 63388 64077 64170 66700 67275 67425 67860 68900 69165 70122 70702 71300 72540 73140 73935 75578 76850 78039 79235 79924 80910 82150 82708 83421 84825 85436 86710 89700 89900 90675 91425 92220 92690 95082 95294 98580 99905 100050 103350 103385 104052 105183 106053 106795 106950 109710 111228 113100 113367 115275 116870 119886 120060 120900 121900 123225 124020 124062 128154 128340 130065 134550 134850 138330 139035 140244 141404 142623 142941 147870 150075 151156 153700 155025 156078 158470 160425 161820 164300 166842 169650 173420 175305 176755 179829 181350 182850 185380 186093 188945 190164 190588 192231 199810 200100 202275 206700 206770 210366 212106 213590 213900 216775 219420 226734 230550 231725 233740 237705 238235 239772 246450 248124 256308 260130 268801 269100 269700 274275 276660 278070 285246 285882 292175 295740 299715 300150 310050 310155 312156 316940 318159 320385 320850 333684 339300 340101 345825 350610 353510 359658 362700 365700 369675 372186 377890 384462 390195 396175 399620 404550 413540 417105 420732 424212 427180 428823 433550 453468 459563 461100 463450 475410 476470 491257 492900 499525 516925 520260 525915 530265 533975 537602 548550 556140 566835 570492 571764 584350 599430 600300 619411 620100 620310 636318 640770 641700 650325 680202 691650 695175 701220 707020 713115 714705 719316 739350 744372 755780 768924 780390 792350 806403 809100 834210 857646 867100 876525 883775 899145 919126 926900 930465 944725 950820 952940 961155 982514 999050 1033850 1051830 1060530 1067950 1075204 1095881 1097100 1133670 1168700 1188525 1191175 1198860 1238822 1240620 1272636 1281540 1300650 1344005 1360404 1378689 1383300 1390350 1426230 1429410 1473771 1478700 1498575 1550775 1560780 1584700 1590795 1601925 1612806 1668420 1700505 1715292 1753050 1767550 1798290 1838252 1858233 1860930 1889450 1922310 1950975 1965028 1998100 2067700 2085525 2103660 2121060 2135900 2144115 2191762 2267340 2297815 2377050 2382350 2419209 2456285 2477644 2601300 2629575 2651325 2688010 2757378 2780700 2834175 2852460 2858820 2947542 2997150 3097055 3101550 3181590 3203850 3225612 3287643 3401010 3506100 3535100 3565575 3573525 3596580 3716466 3721860 3778900 3844620 3901950 4032015 4136067 4171050 4288230 4383524 4421313 4495725 4595630 4652325 4754100 4764700 4805775 4838418 4912570 5259150 5302650 5376020 5479405 5514756 5574699 5668350 5895084 5994300 6194110 6203100 6363180 6407700 6575286 6720025 6802020 6893445 7131150 7147050 7368855 7432932 7803900 7953975 8064030 8272134 8342100 8502525 8576460 8842626 8991450 9191260 9291165 9304650 9611550 9676836 9825140 9862929 10518300 10605300 10720575 10958810 11149398 11336700 11489075 12096045 12281425 12388220 13150572 13440050 13786890 14246453 14262300 14294100 14737710 15485275 15907950 16128060 16438215 16544268 17005050 17685252 17982900 18582330 18609300 19223100 19725858 20160075 20680335 21441150 21917620 22106565 22298796 22978150 24192090 24562850 26880100 27397025 27573780 27873495 28492906 29475420 30970550 31815900 32876430 34010100 34467225 36844275 37164660 39451716 40320150 41360670 42739359 42882300 44213130 45956300 46455825 48384180 49125700 49314645 54794050 55746990 56985812 60480225 61941100 65752860 68934450 71232265 73688550 80640300 82191075 82721340 85478718 88426260 92911650 98629290 103401675 109588100 110532825 111493980 120960450 128218077 137868900 139367475 142464530 147377100 164382150 170957436 185823300 197258580 206803350 213696795 221065650 241920900 246573225 256436154 278734950 284929060 328764300 356161325 413606700 427393590 442131300 493146450 512872308 557469900 641090385 712322650 854787180 986292900 1068483975 1282180770 1424645300 2136967950 2564361540 3205451925 4273935900 6410903850 12821807700
• Sum of all divisors σ(n): 49136855040
• Sum of proper divisors (its aliquot sum) s(n): 36315047340
• 12821807700 is an abundant number, because the sum of its proper divisors (36315047340) is greater than itself. Its abundance is 23493239640

Bases of 12821807700

• Binary: 1011111100001111010100001001010100₂
• Hexadecimal: 0x2FC3D4254
• Base-36: 5W1RU50

Squares and roots of 12821807700

• 12821807700 squared (12821807700²) is 164398752695779290000
• 12821807700 cubed (12821807700³) is 2107889193185138658022533000000
• The square root of 12821807700 is 113233.4213030765
• The cube root of 12821807700 is 2340.5418972897

Scales and comparisons

• 12,821,807,700 seconds is equal to 407 years, 36 weeks, 13 hours, 15 minutes.
• To count from 1 to 12,821,807,700 would take you about eight hundred fifteen 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 12821807700 cubic inches would be around 195 feet tall.

Recreational maths with 12821807700

• 12821807700 backwards is 00770812821
• 12821807700 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12821807700's digits is 36
• More coming soon!