1385289829

Names of 1385289829

• Cardinal: 1385289829 can be written as One billion, three hundred eighty-five million, two hundred eighty-nine thousand, eight hundred twenty-nine.

Scientific notation

• Scientific notation: 1.385289829 × 10⁹

Factors of 1385289829

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 236

Divisors of 1385289829

• Number of divisors d(n): 96
• Complete list of divisors:
  1 7 11 17 19 49 73 77 109 119 133 187 209 323 511 539 763 803 833 931 1199 1241 1309 1387 1463 1853 2071 2261 3553 3577 5341 5621 7957 8393 8687 9163 9709 10241 12971 13651 14497 15257 15827 20383 22781 23579 24871 35207 39347 55699 58751 60809 67963 87527 90797 95557 101479 106799 135269 142681 151183 159467 165053 174097 246449 259369 387277 389893 612689 668899 747593 946883 998767 1058281 1116269 1155371 1487959 1663013 1725143 1815583 2570111 2710939 4288823 6628181 7407967 10415713 11641091 12709081 17990777 18976573 28271221 72909991 81487637 125935439 197898547 1385289829
• Sum of all divisors σ(n): 2004393600
• Sum of proper divisors (its aliquot sum) s(n): 619103771
• 1385289829 is a deficient number, because the sum of its proper divisors (619103771) is less than itself. Its deficiency is 766186058

Bases of 1385289829

• Binary: 1010010100100011101100001100101₂
• Hexadecimal: 0x5291D865
• Base-36: MWRKH1

Squares and roots of 1385289829

• 1385289829 squared (1385289829²) is 1919027910330849241
• 1385289829 cubed (1385289829³) is 2658409845748449478489669789
• The square root of 1385289829 is 37219.4818475487
• The cube root of 1385289829 is 1114.7570181115

Scales and comparisons

• 1,385,289,829 seconds is equal to 44 years, 2 weeks, 3 days, 10 hours, 43 minutes, 49 seconds.
• To count from 1 to 1,385,289,829 would take you about eighty-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 1385289829 cubic inches would be around 92.9 feet tall.

Recreational maths with 1385289829

• 1385289829 backwards is 9289825831
• The number of decimal digits it has is: 10
• The sum of 1385289829's digits is 55
• More coming soon!