1422398978

Names of 1422398978

• Cardinal: 1422398978 can be written as One billion, four hundred twenty-two million, three hundred ninety-eight thousand, nine hundred seventy-eight.

Scientific notation

• Scientific notation: 1.422398978 × 10⁹

Factors of 1422398978

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 148

Divisors of 1422398978

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 7 11 13 14 22 26 31 41 43 62 77 82 86 91 143 154 169 182 217 286 287 301 338 341 403 434 451 473 533 559 574 602 682 806 902 946 1001 1066 1118 1183 1271 1333 1763 1859 2002 2366 2387 2542 2666 2821 3157 3311 3526 3718 3731 3913 4433 4774 5239 5642 5863 6149 6314 6622 6929 7267 7462 7826 8866 8897 9331 10478 11726 12298 12341 13013 13858 13981 14534 14663 16523 17329 17794 18662 19393 22919 24682 26026 27962 29326 31031 33046 34658 36673 38786 41041 43043 45838 48503 50869 54653 57629 62062 73346 76219 79937 82082 86086 97006 97867 101738 102641 109306 115258 115661 121303 135751 152438 159874 160433 181753 190619 195734 205282 214799 225277 231322 242606 252109 271502 297947 320866 363506 381238 382571 403403 429598 450554 504218 533533 559559 595894 601183 710489 765142 806806 1067066 1119118 1202366 1272271 1334333 1420978 1503593 1576939 1764763 2085629 2362789 2478047 2544542 2668666 3007186 3153878 3277417 3529526 4171258 4208281 4725578 4956094 4973423 6554834 7815379 8416562 9236357 9946846 15630758 16539523 17346329 18472714 22941919 33079046 34692658 45883838 54707653 64654499 101599927 109415306 129308998 203199854 711199489 1422398978
• Sum of all divisors σ(n): 3116703744
• Sum of proper divisors (its aliquot sum) s(n): 1694304766
• 1422398978 is an abundant number, because the sum of its proper divisors (1694304766) is greater than itself. Its abundance is 271905788

Bases of 1422398978

• Binary: 1010100110010000001011000000010₂
• Hexadecimal: 0x54C81602
• Base-36: NIUY2Q

Squares and roots of 1422398978

• 1422398978 squared (1422398978²) is 2023218852615444484
• 1422398978 cubed (1422398978³) is 2877824428230540861057337352
• The square root of 1422398978 is 37714.7050631447
• The cube root of 1422398978 is 1124.6234731381

Scales and comparisons

• 1,422,398,978 seconds is equal to 45 years, 11 weeks, 5 days, 22 hours, 49 minutes, 38 seconds.
• To count from 1 to 1,422,398,978 would take you about ninety 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 1422398978 cubic inches would be around 93.7 feet tall.

Recreational maths with 1422398978

• 1422398978 backwards is 8798932241
• The number of decimal digits it has is: 10
• The sum of 1422398978's digits is 53
• More coming soon!