21345705804960

Names of 21345705804960

• Cardinal: 21345705804960 can be written as Twenty-one trillion, three hundred forty-five billion, seven hundred five million, eight hundred four thousand, nine hundred sixty.

Scientific notation

• Scientific notation: 2.134570580496 × 10¹³

Factors of 21345705804960

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 19039

Divisors of 21345705804960

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 61 72 80 81 90 96 108 120 122 135 144 160 162 180 183 216 240 243 244 270 288 305 324 360 366 405 432 480 486 487 488 540 549 610 648 720 732 810 864 915 972 974 976 1080 1098 1215 1220 1296 1440 1461 1464 1620 1647 1830 1944 1948 1952 2160 2196 2430 2435 2440 2592 2745 2922 2928 3240 3294 3660 3888 3896 4320 4383 4392 4860 4870 4880 4941 5490 5844 5856 6480 6588 7305 7320 7776 7792 8235 8766 8784 9720 9740 9760 9882 10980 11688 12960 13149 13176 14610 14640 14823 15584 16470 17532 17568 18481 19440 19480 19764 21915 21960 23376 24705 26298 26352 29220 29280 29646 29707 32940 35064 36962 38880 38960 39447 39528 43830 43920 46752 49410 52596 52704 55443 58440 59292 59414 65745 65880 70128 73924 74115 77920 78894 79056 87660 87840 89121 92405 98820 105192 110886 116880 118341 118584 118828 131490 131760 140256 147848 148230 148535 157788 158112 166329 175320 178242 184810 197235 197640 210384 221772 233760 236682 237168 237656 262980 263520 267363 277215 295696 296460 297070 315576 332658 350640 356484 369620 394470 395280 420768 443544 445605 473364 474336 475312 498987 525960 534726 554430 591392 591705 592920 594140 631152 665316 701280 712968 739240 788940 790560 802089 831645 887088 891210 946728 950624 997974 1051920 1069452 1108860 1127341 1183410 1185840 1188280 1262304 1330632 1336815 1425936 1478480 1496961 1577880 1604178 1663290 1774176 1782420 1893456 1995948 2103840 2138904 2217720 2254682 2366820 2371680 2376560 2406267 2494935 2661264 2673630 2851872 2956960 2993922 3155760 3208356 3326580 3382023 3564840 3786912 3991896 4010445 4277808 4435440 4490883 4509364 4733640 4753120 4812534 4989870 5322528 5347260 5636705 5987844 6311520 6416712 6653160 6764046 7129680 7218801 7484805 7983792 8020890 8555616 8870880 8981766 9000247 9018728 9467280 9625068 9979740 10146069 10694520 11273410 11975688 12031335 12833424 13306320 13528092 14259360 14437602 14969610 15967584 16041780 16910115 17963532 18000494 18037456 18934560 19250136 19959480 20292138 21389040 22454415 22546820 23951376 24062670 25666848 26612640 27000741 27056184 28875204 29939220 30438207 32083560 33820230 35927064 36000988 36074912 36094005 38500272 39918960 40584276 42778080 44908830 45001235 45093640 47902752 48125340 50730345 54001482 54112368 57750408 59878440 60876414 64167120 67640460 71854128 72001976 72188010 77000544 79837920 81002223 81168552 89817660 90002470 90187280 91314621 96250680 101460690 108002964 108224736 115500816 119756880 121752828 128334240 135003705 135280920 143708256 144003952 144376020 152191035 162004446 162337104 179635320 180004940 180374560 182629242 192501360 202921380 216005928 231001632 239513760 243006669 243505656 270007410 270561840 273943863 288007904 288752040 304382070 324008892 324674208 359270640 360009880 365258484 385002720 405011115 405842760 432011856 456573105 486013338 487011312 540014820 541123680 547887726 549015067 577504080 608764140 648017784 718541280 720019760 729020007 730516968 810022230 811685520 864023712 913146210 972026676 974022624 1080029640 1095775452 1098030134 1155008160 1215033345 1217528280 1296035568 1369719315 1440039520 1458040014 1461033936 1620044460 1623371040 1647045201 1826292420 1944053352 2160059280 2187060021 2191550904 2196060268 2430066690 2435056560 2592071136 2739438630 2745075335 2916080028 2922067872 3240088920 3294090402 3645100035 3652584840 3888106704 4320118560 4374120042 4383101808 4392120536 4860133380 4870113120 4941135603 5478877260 5490150670 5832160056 6480177840 6588180804 7290200070 7305169680 7776213408 8235226005 8748240084 8766203616 8784241072 9720266760 9882271206 10935300105 10957754520 10980301340 11664320112 12960355680 13176361608 14580400140 14610339360 14823406809 16470452010 17496480168 17568482144 19440533520 19764542412 21870600210 21915509040 21960602680 23328640224 24705678015 26352723216 29160800280 29646813618 32940904020 34992960336 38881067040 39529084824 43741200420 43831018080 43921205360 44470220427 49411356030 52705446432 58321600560 59293627236 65881808040 69985920672 74117034045 79058169648 87482400840 87842410720 88940440854 98822712060 116643201120 118587254472 131763616080 133410661281 148234068090 158116339296 174964801680 177880881708 197645424120 222351102135 237174508944 263527232160 266821322562 296468136180 349929603360 355761763416 395290848240 444702204270 474349017888 533642645124 592936272360 667053306405 711523526832 790581696480 889404408540 1067285290248 1185872544720 1334106612810 1423047053664 1778808817080 2134570580496 2371745089440 2668213225620 3557617634160 4269141160992 5336426451240 7115235268320 10672852902480 21345705804960
• Sum of all divisors σ(n): 76940262008064
• Sum of proper divisors (its aliquot sum) s(n): 55594556203104
• 21345705804960 is an abundant number, because the sum of its proper divisors (55594556203104) is greater than itself. Its abundance is 34248850398144

Bases of 21345705804960

• Binary: 100110110100111101111001101100100010010100000₂
• Hexadecimal: 0x1369EF3644A0
• Base-36: 7KE2Y3U00

Squares and roots of 21345705804960

• 21345705804960 squared (21345705804960²) is 455639156311903041560601600
• 21345705804960 cubed (21345705804960³) is 9725939383854065578584813710749863936000
• The square root of 21345705804960 is 4620141.3187217553
• The cube root of 21345705804960 is 27739.8115582851

Scales and comparisons

• 21,345,705,804,960 seconds is equal to 678,727 years, 21 weeks, 5 days, 3 hours, 36 minutes.
• To count from 1 to 21,345,705,804,960 would take you about one million, six hundred ninety-six thousand, eight hundred eighteen 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 21345705804960 cubic inches would be around 2311.7 feet tall.

Recreational maths with 21345705804960

• 21345705804960 backwards is 06940850754312
• 21345705804960 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21345705804960's digits is 54
• More coming soon!