21973212800

Names of 21973212800

• Cardinal: 21973212800 can be written as Twenty-one billion, nine hundred seventy-three million, two hundred twelve thousand, eight hundred.

Scientific notation

• Scientific notation: 2.19732128 × 10¹⁰

Factors of 21973212800

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 92

Divisors of 21973212800

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 4 5 7 8 10 11 14 16 20 22 25 28 32 35 40 44 50 55 56 64 67 70 77 80 88 100 110 112 121 128 134 140 154 160 175 176 200 220 224 242 268 275 280 308 320 335 350 352 385 400 440 448 469 484 536 550 560 605 616 640 670 700 704 737 770 800 847 880 896 938 968 1072 1100 1120 1210 1232 1331 1340 1400 1408 1474 1540 1600 1675 1694 1760 1876 1925 1936 2144 2200 2240 2345 2420 2464 2662 2680 2800 2948 3025 3080 3200 3350 3388 3520 3685 3752 3850 3872 4235 4288 4400 4480 4690 4840 4928 5159 5324 5360 5600 5896 6050 6160 6655 6700 6776 7040 7370 7504 7700 7744 8107 8470 8576 8800 9317 9380 9680 9856 10318 10648 10720 11200 11725 11792 12100 12320 13310 13400 13552 14641 14740 15008 15400 15488 16214 16940 17600 18425 18634 18760 19360 20636 21175 21296 21440 22400 23450 23584 24200 24640 25795 26620 26800 27104 29282 29480 30016 30800 32428 33275 33880 35200 36850 37268 37520 38720 40535 41272 42350 42592 42880 46585 46900 47168 48400 49280 51590 53240 53600 54208 56749 58564 58960 60032 61600 64856 66550 67760 73205 73700 74536 75040 77440 81070 82544 84700 85184 89177 93170 93800 94336 96800 102487 103180 106480 107200 108416 113498 117128 117920 123200 128975 129712 133100 135520 146410 147400 149072 150080 162140 165088 169400 170368 178354 186340 187600 193600 202675 204974 206360 212960 214400 226996 232925 234256 235840 246400 257950 259424 266200 271040 283745 292820 294800 298144 300160 324280 330176 338800 356708 366025 372680 375200 387200 405350 409948 412720 425920 445885 453992 465850 468512 471680 512435 515900 518848 532400 542080 567490 585640 589600 596288 624239 648560 660352 677600 713416 732050 745360 750400 810700 819896 825440 851840 891770 907984 931700 937024 980947 1024870 1031800 1037696 1064800 1134980 1171280 1179200 1192576 1248478 1297120 1355200 1418725 1426832 1464100 1490720 1500800 1621400 1639792 1650880 1783540 1815968 1863400 1874048 1961894 2049740 2063600 2129600 2229425 2269960 2342560 2358400 2496956 2562175 2594240 2710400 2837450 2853664 2928200 2981440 3121195 3242800 3279584 3301760 3567080 3631936 3726800 3923788 4099480 4127200 4259200 4458850 4539920 4685120 4904735 4993912 5124350 5188480 5674900 5707328 5856400 5962880 6242390 6485600 6559168 6866629 7134160 7263872 7453600 7847576 8198960 8254400 8917700 9079840 9370240 9809470 9987824 10248700 11349800 11414656 11712800 12484780 12971200 13118336 13733258 14268320 14907200 15605975 15695152 16397920 16508800 17835400 18159680 19618940 19975648 20497400 22699600 23425600 24523675 24969560 25942400 27466516 28536640 29814400 31211950 31390304 32795840 34333145 35670800 36319360 39237880 39951296 40994800 45399200 46851200 49047350 49939120 54933032 57073280 62423900 62780608 65591680 68666290 71341600 78475760 79902592 81989600 90798400 98094700 99878240 109866064 124847800 125561216 137332580 142683200 156951520 163979200 171665725 181596800 196189400 199756480 219732128 249695600 274665160 285366400 313903040 327958400 343331450 392378800 399512960 439464256 499391200 549330320 627806080 686662900 784757600 878928512 998782400 1098660640 1373325800 1569515200 1997564800 2197321280 2746651600 3139030400 4394642560 5493303200 10986606400 21973212800
• Sum of all divisors σ(n): 69256653600
• Sum of proper divisors (its aliquot sum) s(n): 47283440800
• 21973212800 is an abundant number, because the sum of its proper divisors (47283440800) is greater than itself. Its abundance is 25310228000

Bases of 21973212800

• Binary: 10100011101101101001001111010000000₂
• Hexadecimal: 0x51DB49E80
• Base-36: A3EA7I8

Squares and roots of 21973212800

• 21973212800 squared (21973212800²) is 482822080754083840000
• 21973212800 cubed (21973212800³) is 10609152324948268685361152000000
• The square root of 21973212800 is 148233.6426051793
• The cube root of 21973212800 is 2800.9016144063

Scales and comparisons

• 21,973,212,800 seconds is equal to 698 years, 35 weeks, 2 days, 14 hours, 13 minutes, 20 seconds.
• To count from 1 to 21,973,212,800 would take you about one thousand, three hundred ninety-seven 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 21973212800 cubic inches would be around 233.4 feet tall.

Recreational maths with 21973212800

• 21973212800 backwards is 00821237912
• 21973212800 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21973212800's digits is 35
• More coming soon!