1369868745

Names of 1369868745

• Cardinal: 1369868745 can be written as One billion, three hundred sixty-nine million, eight hundred sixty-eight thousand, seven hundred forty-five.

Scientific notation

• Scientific notation: 1.369868745 × 10⁹

Factors of 1369868745

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 688

Divisors of 1369868745

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 5 7 15 19 21 35 49 57 95 105 133 147 233 245 285 399 421 665 699 735 931 1165 1263 1631 1995 2105 2793 2947 3495 4427 4655 4893 6315 7999 8155 8841 11417 13281 13965 14735 20629 22135 23997 24465 30989 34251 39995 44205 55993 57085 61887 66405 92967 98093 103145 119985 154945 167979 171255 216923 279965 294279 309435 391951 464835 490465 650769 686651 839895 1084615 1175853 1471395 1863767 1959755 2059953 3253845 3433255 4806557 5591301 5879265 9318835 10299765 13046369 14419671 24032785 27956505 39139107 65231845 72098355 91324583 195695535 273973749 456622915 1369868745
• Sum of all divisors σ(n): 2701745280
• Sum of proper divisors (its aliquot sum) s(n): 1331876535
• 1369868745 is a deficient number, because the sum of its proper divisors (1331876535) is less than itself. Its deficiency is 37992210

Bases of 1369868745

• Binary: 1010001101001101000100111001001₂
• Hexadecimal: 0x51A689C9
• Base-36: MNL1HL

Squares and roots of 1369868745

• 1369868745 squared (1369868745²) is 1876540378527875025
• 1369868745 cubed (1369868745³) is 2570614013275805108013593625
• The square root of 1369868745 is 37011.7379354171
• The cube root of 1369868745 is 1110.6050714573

Scales and comparisons

• 1,369,868,745 seconds is equal to 43 years, 28 weeks, 6 days, 23 hours, 5 minutes, 45 seconds.
• To count from 1 to 1,369,868,745 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 1369868745 cubic inches would be around 92.6 feet tall.

Recreational maths with 1369868745

• 1369868745 backwards is 5478689631
• 1369868745 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1369868745's digits is 57
• More coming soon!