1642121411283925

Names of 1642121411283925

• Cardinal: 1642121411283925 can be written as One quadrillion, six hundred forty-two trillion, one hundred twenty-one billion, four hundred eleven million, two hundred eighty-three thousand, nine hundred twenty-five.

Scientific notation

• Scientific notation: 1.642121411283925 × 10¹⁵

Factors of 1642121411283925

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1458

Divisors of 1642121411283925

• Number of divisors d(n): 180
• Complete list of divisors:
  1 5 11 13 25 55 65 121 143 169 275 325 605 715 845 1331 1429 1573 1859 2197 3025 3575 4225 6655 7145 7865 9295 10985 14641 15719 17303 18577 20449 24167 33275 35725 39325 46475 54925 73205 78595 86515 92885 102245 120835 172909 190333 204347 224939 241501 265837 366025 392975 432575 464425 511225 604175 864545 951665 1021735 1124695 1207505 1329185 1901999 2042041 2247817 2474329 2656511 2924207 3139513 4322725 4758325 5108675 5623475 6037525 6645925 9509995 10210205 11239085 12371645 13282555 14621035 15697565 20921989 22462451 24725987 26546533 29221621 32166277 34534643 47549975 51051025 56195425 61858225 66412775 73105175 78487825 104609945 112312255 123629935 132732665 146108105 160831385 172673215 247086961 271985857 292011863 321437831 345104929 379881073 523049725 561561275 618149675 663663325 730540525 804156925 863366075 1235434805 1359929285 1460059315 1607189155 1725524645 1899405365 2717956571 3212130493 3535816141 3796154219 4178691803 4486364077 6177174025 6799646425 7300296575 8035945775 8627623225 9497026825 13589782855 16060652465 17679080705 18980771095 20893459015 22431820385 29897522281 35333435423 41757696409 45965609833 49350004847 67948914275 80303262325 88395403525 94903855475 104467295075 112159101925 149487611405 176667177115 208788482045 229828049165 246750024235 388667789653 459334660499 542850053317 747438057025 883335885575 1043942410225 1149140245825 1233750121175 1943338948265 2296673302495 2714250266585 5052681265489 5971350586487 9716694741325 11483366512475 13571251332925 25263406327445 29856752932435 65684856451357 126317031637225 149283764662175 328424282256785 1642121411283925
• Sum of all divisors σ(n): 2428107211569900
• Sum of proper divisors (its aliquot sum) s(n): 785985800285975
• 1642121411283925 is a deficient number, because the sum of its proper divisors (785985800285975) is less than itself. Its deficiency is 856135610997950

Bases of 1642121411283925

• Binary: 101110101011000000000101111011001011100101111010101₂
• Hexadecimal: 0x5D5802F65CBD5
• Base-36: G6305TYK7P

Squares and roots of 1642121411283925

• 1642121411283925 squared (1642121411283925²) is 2696562729397109564316963405625
• 1642121411283925 cubed (1642121411283925³) is 4428083394813214310021841531928984171817078125
• The square root of 1642121411283925 is 40523097.2567981901
• The cube root of 1642121411283925 is 117978.1969504035

Scales and comparisons

• 1,642,121,411,283,925 seconds is equal to 52,214,381 years, 24 weeks, 19 hours, 45 minutes, 25 seconds.
• To count from 1 to 1,642,121,411,283,925 would take you about one hundred fifty-six million, six hundred forty-three thousand, one hundred forty-four 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 1642121411283925 cubic inches would be around 9831.5 feet tall.

Recreational maths with 1642121411283925

• 1642121411283925 backwards is 5293821141212461
• The number of decimal digits it has is: 16
• The sum of 1642121411283925's digits is 52
• More coming soon!