21021362210400

Names of 21021362210400

• Cardinal: 21021362210400 can be written as Twenty-one trillion, twenty-one billion, three hundred sixty-two million, two hundred ten thousand, four hundred.

Scientific notation

• Scientific notation: 2.10213622104 × 10¹³

Factors of 21021362210400

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 3060

Divisors of 21021362210400

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 25 30 31 32 40 48 50 60 62 75 80 93 96 100 120 124 150 155 160 186 200 240 248 300 310 372 400 465 480 496 600 620 744 775 800 930 961 992 1200 1240 1488 1550 1860 1922 2325 2400 2480 2883 2976 3019 3100 3720 3844 4650 4805 4960 5766 6038 6200 7440 7688 9057 9300 9610 11532 12076 12400 14415 14880 15095 15376 18114 18600 19220 23064 24025 24152 24800 28830 30190 30752 36228 37200 38440 45285 46128 48050 48304 57660 60380 72075 72456 74400 75475 76880 90570 92256 93589 96100 96608 115320 120760 144150 144912 150950 153760 181140 187178 192200 226425 230640 241520 280767 288300 289824 301900 362280 374356 384400 452850 461280 467945 483040 561534 576600 603800 724560 748712 768800 905700 935890 1123068 1153200 1207600 1403835 1449120 1497424 1811400 1871780 2246136 2306400 2339725 2415200 2807670 2901259 2994848 3622800 3743560 4492272 4679450 5615340 5802518 7019175 7245600 7487120 8703777 8984544 9114361 9358900 11230680 11605036 14038350 14506295 14974240 17407554 18228722 18717800 22461360 23210072 27343083 28076700 29012590 34815108 36457444 37435600 43518885 44922720 45571805 46420144 54686166 56153400 58025180 69630216 72531475 72914888 74871200 87037770 91143610 92840288 109372332 112306800 116050360 136715415 139260432 145062950 145829776 174075540 182287220 217594425 218744664 224613600 227859025 232100720 273430830 278520864 282545191 290125900 291659552 348151080 364574440 435188850 437489328 455718050 464201440 546861660 565090382 580251800 683577075 696302160 729148880 847635573 870377700 874978656 911436100 1093723320 1130180764 1160503600 1367154150 1392604320 1412725955 1458297760 1695271146 1740755400 1822872200 2187446640 2260361528 2321007200 2734308300 2825451910 3390542292 3481510800 3645744400 4238177865 4374893280 4520723056 5468616600 5650903820 6781084584 6963021600 7063629775 7291488800 8476355730 8758900921 9041446112 10937233200 11301807640 13562169168 14127259550 16952711460 17517801842 21190889325 21874466400 22603615280 26276702763 27124338336 28254519100 33905422920 35035603684 42381778650 43794504605 45207230560 52553405526 56509038200 67810845840 70071207368 84763557300 87589009210 105106811052 113018076400 131383513815 135621691680 140142414736 169527114600 175178018420 210213622104 218972523025 226036152800 262767027630 280284829472 339054229200 350356036840 420427244208 437945046050 525534055260 656917569075 678108458400 700712073680 840854488416 875890092100 1051068110520 1313835138150 1401424147360 1751780184200 2102136221040 2627670276300 3503560368400 4204272442080 5255340552600 7007120736800 10510681105200 21021362210400
• Sum of all divisors σ(n): 70726405509396
• Sum of proper divisors (its aliquot sum) s(n): 49705043298996
• 21021362210400 is an abundant number, because the sum of its proper divisors (49705043298996) is greater than itself. Its abundance is 28683681088596

Bases of 21021362210400

• Binary: 100110001111001101010110100111100011001100000₂
• Hexadecimal: 0x131E6AD3C660
• Base-36: 7G92WAYQO

Squares and roots of 21021362210400

• 21021362210400 squared (21021362210400²) is 441897669180833173868160000
• 21021362210400 cubed (21021362210400³) is 9289290963781807205138831415780864000000
• The square root of 21021362210400 is 4584905.9107466971
• The cube root of 21021362210400 is 27598.5936281919

Scales and comparisons

• 21,021,362,210,400 seconds is equal to 668,414 years, 15 weeks, 2 days, 8 hours, 40 minutes.
• To count from 1 to 21,021,362,210,400 would take you about one million, six hundred seventy-one thousand and thirty-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 21021362210400 cubic inches would be around 2299.9 feet tall.

Recreational maths with 21021362210400

• 21021362210400 backwards is 00401226312012
• 21021362210400 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21021362210400's digits is 24
• More coming soon!