21297995843328

Names of 21297995843328

• Cardinal: 21297995843328 can be written as Twenty-one trillion, two hundred ninety-seven billion, nine hundred ninety-five million, eight hundred forty-three thousand, three hundred twenty-eight.

Scientific notation

• Scientific notation: 2.1297995843328 × 10¹³

Factors of 21297995843328

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 6957

Divisors of 21297995843328

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 53 54 64 72 81 96 106 108 128 144 159 162 192 212 216 256 288 318 324 384 424 432 477 576 636 648 768 848 864 954 1152 1272 1296 1431 1696 1728 1908 2304 2544 2592 2809 2862 3392 3456 3816 4293 5088 5184 5618 5724 6784 6899 6912 7632 8427 8586 10176 10368 11236 11448 13568 13798 15264 16854 17172 20352 20697 20736 22472 22896 25281 27596 30528 33708 34344 40704 41394 44944 45792 50562 55192 61056 62091 67416 68688 75843 82788 89888 91584 101124 110384 122112 124182 134832 137376 148877 151686 165576 179776 183168 186273 202248 220768 227529 248364 269664 274752 297754 303372 331152 359552 365647 366336 372546 404496 441536 446631 455058 496728 539328 549504 558819 595508 606744 662304 719104 731294 745092 808992 883072 893262 910116 993456 1078656 1096941 1099008 1117638 1191016 1213488 1324608 1339893 1462588 1490184 1617984 1766144 1786524 1820232 1986912 2157312 2193882 2235276 2382032 2426976 2649216 2679786 2925176 2980368 3235968 3290823 3573048 3640464 3973824 4019679 4387764 4470552 4764064 4853952 5298432 5359572 5850352 5960736 6471936 6581646 7146096 7280928 7947648 8039358 8775528 8941104 9528128 9707904 9872469 10719144 11700704 11921472 12059037 13163292 14292192 14561856 15895296 16078716 17551056 17882208 19056256 19379291 19415808 19744938 21438288 23401408 23842944 24118074 26326584 28584384 29123712 29617407 32157432 35102112 35764416 38112512 38758582 39489876 42876576 46802816 47685888 48236148 52653168 57168768 58137873 58247424 59234814 64314864 70204224 71528832 77517164 78979752 85753152 93605632 96472296 105306336 114337536 116275746 118469628 128629728 140408448 143057664 155034328 157959504 171506304 174413619 192944592 210612672 232551492 236939256 257259456 280816896 310068656 315919008 343012608 348827238 385889184 421225344 465102984 473878512 514518912 523240857 620137312 631838016 697654476 771778368 842450688 930205968 947757024 1027102423 1029037824 1046481714 1240274624 1263676032 1395308952 1543556736 1569722571 1860411936 1895514048 2054204846 2092963428 2480549248 2527352064 2790617904 3081307269 3087113472 3139445142 3720823872 3791028096 4108409692 4185926856 4961098496 5581235808 6162614538 6278890284 7441647744 7582056192 8216819384 8371853712 9243921807 11162471616 12325229076 12557780568 14883295488 16433638768 16743707424 18487843614 22324943232 24650458152 25115561136 27731765421 32867277536 33487414848 36975687228 44649886464 49300916304 50231122272 55463530842 65734555072 66974829696 73951374456 83195296263 98601832608 100462244544 110927061684 131469110144 133949659392 147902748912 166390592526 197203665216 200924489088 221854123368 262938220288 295805497824 332781185052 394407330432 401848978176 443708246736 591610995648 665562370104 788814660864 887416493472 1183221991296 1331124740208 1774832986944 2366443982592 2662249480416 3549665973888 5324498960832 7099331947776 10648997921664 21297995843328
• Sum of all divisors σ(n): 64737427986000
• Sum of proper divisors (its aliquot sum) s(n): 43439432142672
• 21297995843328 is an abundant number, because the sum of its proper divisors (43439432142672) is greater than itself. Its abundance is 22141436299344

Bases of 21297995843328

• Binary: 100110101111011010011011110100000011100000000₂
• Hexadecimal: 0x135ED37A0700
• Base-36: 7JS5WTS00

Squares and roots of 21297995843328

• 21297995843328 squared (21297995843328²) is 453604626942416765922115584
• 21297995843328 cubed (21297995843328³) is 9660869459133940398619834469019971223552
• The square root of 21297995843328 is 4614975.1725581361
• The cube root of 21297995843328 is 27719.1289814577

Scales and comparisons

• 21,297,995,843,328 seconds is equal to 677,210 years, 20 weeks, 1 day, 12 hours, 28 minutes, 48 seconds.
• To count from 1 to 21,297,995,843,328 would take you about one million, six hundred ninety-three thousand and 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 21297995843328 cubic inches would be around 2309.9 feet tall.

Recreational maths with 21297995843328

• 21297995843328 backwards is 82334859979212
• 21297995843328 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21297995843328's digits is 72
• More coming soon!