1378568490

Names of 1378568490

• Cardinal: 1378568490 can be written as One billion, three hundred seventy-eight million, five hundred sixty-eight thousand, four hundred ninety.

Scientific notation

• Scientific notation: 1.37856849 × 10⁹

Factors of 1378568490

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2291

Divisors of 1378568490

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 5 6 10 13 15 26 30 39 65 78 127 130 169 195 254 338 381 390 507 635 762 845 1014 1270 1651 1690 1905 2141 2535 3302 3810 4282 4953 5070 6423 8255 9906 10705 12846 16510 21410 21463 24765 27833 32115 42926 49530 55666 64230 64389 83499 107315 128778 139165 166998 214630 271907 278330 321945 361829 417495 543814 643890 723658 815721 834990 1085487 1359535 1631442 1809145 2170974 2719070 3534791 3618290 4078605 5427435 7069582 8157210 10604373 10854870 17673955 21208746 35347910 45952283 53021865 91904566 106043730 137856849 229761415 275713698 459522830 689284245 1378568490
• Sum of all divisors σ(n): 3612542976
• Sum of proper divisors (its aliquot sum) s(n): 2233974486
• 1378568490 is an abundant number, because the sum of its proper divisors (2233974486) is greater than itself. Its abundance is 855405996

Bases of 1378568490

• Binary: 1010010001010110100100100101010₂
• Hexadecimal: 0x522B492A
• Base-36: MSRI96

Squares and roots of 1378568490

• 1378568490 squared (1378568490²) is 1900451081620880100
• 1378568490 cubed (1378568490³) is 2619901977908963431928049000
• The square root of 1378568490 is 37129.0787658407
• The cube root of 1378568490 is 1112.9511840769

Scales and comparisons

• 1,378,568,490 seconds is equal to 43 years, 43 weeks, 2 days, 15 hours, 41 minutes, 30 seconds.
• To count from 1 to 1,378,568,490 would take you about eighty-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 1378568490 cubic inches would be around 92.7 feet tall.

Recreational maths with 1378568490

• 1378568490 backwards is 0948658731
• The number of decimal digits it has is: 10
• The sum of 1378568490's digits is 51
• More coming soon!