1028365508985

Names of 1028365508985

• Cardinal: 1028365508985 can be written as One trillion, twenty-eight billion, three hundred sixty-five million, five hundred eight thousand, nine hundred eighty-five.

Scientific notation

• Scientific notation: 1.028365508985 × 10¹²

Factors of 1028365508985

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 117

Divisors of 1028365508985

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 5 15 31 37 41 93 111 123 155 185 205 465 555 615 961 1147 1271 1369 1517 1681 2883 3441 3813 4107 4551 4805 5043 5735 6355 6845 7585 8405 14415 17205 19065 20535 22755 25215 29791 35557 39401 42439 47027 52111 56129 62197 89373 106671 118203 127317 141081 148955 156333 168387 177785 186591 197005 212195 235135 260555 280645 310985 446865 533355 591015 636585 705405 781665 841935 932955 1102267 1221431 1315609 1457837 1615441 1739999 1928107 2301289 3306801 3664293 3946827 4373511 4846323 5219997 5511335 5784321 6107155 6578045 6903867 7289185 8077205 8699995 9640535 11506445 16534005 18321465 19734135 21867555 24231615 26099985 28921605 34519335 40783879 45192947 50078671 53939969 59771317 71339959 122351637 135578841 150236013 161819907 179313951 203919395 214019877 225964735 250393355 269699845 298856585 356699795 611758185 677894205 751180065 809099535 896569755 1070099385 1672139039 1852910827 2211538729 5016417117 5558732481 6634616187 8360695195 9264554135 11057693645 25082085585 27793662405 33173080935 68557700599 205673101797 342788502995 1028365508985
• Sum of all divisors σ(n): 1791082814976
• Sum of proper divisors (its aliquot sum) s(n): 762717305991
• 1028365508985 is a deficient number, because the sum of its proper divisors (762717305991) is less than itself. Its deficiency is 265648202994

Bases of 1028365508985

• Binary: 1110111101101111010111000110000101111001₂
• Hexadecimal: 0xEF6F5C6179
• Base-36: D4FA9T2X

Squares and roots of 1028365508985

• 1028365508985 squared (1028365508985²) is 1057535620069978115730225
• 1028365508985 cubed (1028365508985³) is 1087533156203030626300724067073571625
• The square root of 1028365508985 is 1014083.5808674745
• The cube root of 1028365508985 is 10093.6715215317

Scales and comparisons

• 1,028,365,508,985 seconds is equal to 32,698 years, 43 weeks, 5 days, 13 hours, 49 minutes, 45 seconds.
• To count from 1 to 1,028,365,508,985 would take you about eighty-one thousand, seven hundred forty-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 1028365508985 cubic inches would be around 841.1 feet tall.

Recreational maths with 1028365508985

• 1028365508985 backwards is 5898055638201
• The number of decimal digits it has is: 13
• The sum of 1028365508985's digits is 60
• More coming soon!