21357421875000

Names of 21357421875000

• Cardinal: 21357421875000 can be written as Twenty-one trillion, three hundred fifty-seven billion, four hundred twenty-one million, eight hundred seventy-five thousand.

Scientific notation

• Scientific notation: 2.1357421875 × 10¹³

Factors of 21357421875000

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 23
• Sum of prime factors: 10

Divisors of 21357421875000

• Number of divisors d(n): 448
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 18 20 24 25 27 30 36 40 45 50 54 60 72 75 81 90 100 108 120 125 135 150 162 180 200 216 225 243 250 270 300 324 360 375 405 450 486 500 540 600 625 648 675 729 750 810 900 972 1000 1080 1125 1215 1250 1350 1458 1500 1620 1800 1875 1944 2025 2187 2250 2430 2500 2700 2916 3000 3125 3240 3375 3645 3750 4050 4374 4500 4860 5000 5400 5625 5832 6075 6250 6750 7290 7500 8100 8748 9000 9375 9720 10125 10935 11250 12150 12500 13500 14580 15000 15625 16200 16875 17496 18225 18750 20250 21870 22500 24300 25000 27000 28125 29160 30375 31250 33750 36450 37500 40500 43740 45000 46875 48600 50625 54675 56250 60750 62500 67500 72900 75000 78125 81000 84375 87480 91125 93750 101250 109350 112500 121500 125000 135000 140625 145800 151875 156250 168750 182250 187500 202500 218700 225000 234375 243000 253125 273375 281250 303750 312500 337500 364500 375000 390625 405000 421875 437400 455625 468750 506250 546750 562500 607500 625000 675000 703125 729000 759375 781250 843750 911250 937500 1012500 1093500 1125000 1171875 1215000 1265625 1366875 1406250 1518750 1562500 1687500 1822500 1875000 1953125 2025000 2109375 2187000 2278125 2343750 2531250 2733750 2812500 3037500 3125000 3375000 3515625 3645000 3796875 3906250 4218750 4556250 4687500 5062500 5467500 5625000 5859375 6075000 6328125 6834375 7031250 7593750 7812500 8437500 9112500 9375000 9765625 10125000 10546875 10935000 11390625 11718750 12656250 13668750 14062500 15187500 15625000 16875000 17578125 18225000 18984375 19531250 21093750 22781250 23437500 25312500 27337500 28125000 29296875 30375000 31640625 34171875 35156250 37968750 39062500 42187500 45562500 46875000 48828125 50625000 52734375 54675000 56953125 58593750 63281250 68343750 70312500 75937500 78125000 84375000 87890625 91125000 94921875 97656250 105468750 113906250 117187500 126562500 136687500 140625000 146484375 151875000 158203125 170859375 175781250 189843750 195312500 210937500 227812500 234375000 244140625 253125000 263671875 273375000 284765625 292968750 316406250 341718750 351562500 379687500 390625000 421875000 439453125 455625000 474609375 488281250 527343750 569531250 585937500 632812500 683437500 703125000 732421875 759375000 791015625 854296875 878906250 949218750 976562500 1054687500 1139062500 1171875000 1220703125 1265625000 1318359375 1366875000 1423828125 1464843750 1582031250 1708593750 1757812500 1898437500 1953125000 2109375000 2197265625 2278125000 2373046875 2441406250 2636718750 2847656250 2929687500 3164062500 3417187500 3515625000 3662109375 3796875000 3955078125 4271484375 4394531250 4746093750 4882812500 5273437500 5695312500 5859375000 6328125000 6591796875 6834375000 7119140625 7324218750 7910156250 8542968750 8789062500 9492187500 9765625000 10546875000 10986328125 11390625000 11865234375 13183593750 14238281250 14648437500 15820312500 17085937500 17578125000 18984375000 19775390625 21357421875 21972656250 23730468750 26367187500 28476562500 29296875000 31640625000 32958984375 34171875000 35595703125 39550781250 42714843750 43945312500 47460937500 52734375000 56953125000 59326171875 65917968750 71191406250 79101562500 85429687500 87890625000 94921875000 98876953125 106787109375 118652343750 131835937500 142382812500 158203125000 170859375000 177978515625 197753906250 213574218750 237304687500 263671875000 284765625000 296630859375 355957031250 395507812500 427148437500 474609375000 533935546875 593261718750 711914062500 791015625000 854296875000 889892578125 1067871093750 1186523437500 1423828125000 1779785156250 2135742187500 2373046875000 2669677734375 3559570312500 4271484375000 5339355468750 7119140625000 10678710937500 21357421875000
• Sum of all divisors σ(n): 75073242175200
• Sum of proper divisors (its aliquot sum) s(n): 53715820300200
• 21357421875000 is an abundant number, because the sum of its proper divisors (53715820300200) is greater than itself. Its abundance is 32358398425200

Bases of 21357421875000

• Binary: 100110110110010101001100010110100111100111000₂
• Hexadecimal: 0x136CA98B4F38
• Base-36: 7KJGPJVI0

Squares and roots of 21357421875000

• 21357421875000 squared (21357421875000²) is 456139469146728515625000000
• 21357421875000 cubed (21357421875000³) is 9741963076405227184295654296875000000000
• The square root of 21357421875000 is 4621409.0789498387
• The cube root of 21357421875000 is 27744.8858362179

Scales and comparisons

• 21,357,421,875,000 seconds is equal to 679,099 years, 49 weeks, 3 days, 19 hours, 30 minutes.
• To count from 1 to 21,357,421,875,000 would take you about one million, six hundred ninety-seven thousand, seven hundred forty-nine 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 21357421875000 cubic inches would be around 2312.1 feet tall.

Recreational maths with 21357421875000

• 21357421875000 backwards is 00057812475312
• 21357421875000 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21357421875000's digits is 45
• More coming soon!