1428122122529128

Names of 1428122122529128

• Cardinal: 1428122122529128 can be written as One quadrillion, four hundred twenty-eight trillion, one hundred twenty-two billion, one hundred twenty-two million, five hundred twenty-nine thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 1.428122122529128 × 10¹⁵

Factors of 1428122122529128

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 694

Divisors of 1428122122529128

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 8 13 17 26 34 52 61 68 104 122 136 221 244 442 488 601 793 884 1037 1202 1586 1768 2074 2404 3172 3721 4148 4808 6344 7442 7813 8296 10217 13481 14884 15626 20434 26962 29768 31252 36661 40868 48373 53924 62504 63257 73322 81736 96746 107848 126514 132821 146644 193492 253028 265642 293288 361201 386984 476593 506056 531284 623237 722402 822341 953186 1062568 1246474 1444804 1644682 1906372 2236321 2492948 2889608 3289364 3812744 4472642 4695613 4985896 6140417 6578728 8102081 8945284 9391226 12280834 16204162 17890568 18782452 22033261 24561668 29072173 32408324 37564904 38017457 44066522 49123336 58144346 64816648 76034914 79825421 88133044 116288692 152069828 159650842 176266088 217081801 232577384 286432393 304139656 319301684 374565437 434163602 494226941 572864786 638603368 749130874 868327204 988453882 1145729572 1344028921 1498261748 1736654408 1976907764 2291459144 2688057842 2822063413 2996523496 3690390617 3953815528 4869350681 5376115684 5644126826 7380781234 9738701362 10752231368 11288253652 13241989861 14761562468 17472375973 19477402724 22576507304 22848491657 26483979722 29523124936 34944751946 38954805448 45696983314 47975078021 52967959444 69889503892 91393966628 95950156042 105935918888 139779007784 172145868193 182787933256 191900312084 225113827637 297030391541 344291736386 383800624168 450227655274 594060783082 688583472772 807761381521 900455310548 1188121566164 1377166945544 1615522763042 1800910621096 2376243132328 2926479759281 3231045526084 5852959518562 6462091052168 10500897959773 11705919037124 13731943485857 21001795919546 23411838074248 27463886971714 42003591839092 54927773943428 84007183678184 109855547886856 178515265316141 357030530632282 714061061264564 1428122122529128
• Sum of all divisors σ(n): 3109387001862960
• Sum of proper divisors (its aliquot sum) s(n): 1681264879333832
• 1428122122529128 is an abundant number, because the sum of its proper divisors (1681264879333832) is greater than itself. Its abundance is 253142756804704

Bases of 1428122122529128

• Binary: 101000100101101111010010111110011110010100101101000₂
• Hexadecimal: 0x512DE97CF2968
• Base-36: E2868UQEEG

Squares and roots of 1428122122529128

• 1428122122529128 squared (1428122122529128²) is 2039532796857101688619208440384
• 1428122122529128 cubed (1428122122529128³) is 2912701906815332904056051710137213098491505152
• The square root of 1428122122529128 is 37790503.0732474901
• The cube root of 1428122122529128 is 112612.9794401337

Scales and comparisons

• 1,428,122,122,529,128 seconds is equal to 45,409,866 years, 1 week, 1 day, 23 hours, 25 minutes, 28 seconds.
• To count from 1 to 1,428,122,122,529,128 would take you about one hundred thirty-six million, two hundred twenty-nine thousand, five hundred ninety-eight 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 1428122122529128 cubic inches would be around 9384.4 feet tall.

Recreational maths with 1428122122529128

• 1428122122529128 backwards is 8219252212218241
• 1428122122529128 is a Harshad number.
• The number of decimal digits it has is: 16
• The sum of 1428122122529128's digits is 52
• More coming soon!