13730076945

Names of 13730076945

• Cardinal: 13730076945 can be written as Thirteen billion, seven hundred thirty million, seventy-six thousand, nine hundred forty-five.

Scientific notation

• Scientific notation: 1.3730076945 × 10¹⁰

Factors of 13730076945

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 509

Divisors of 13730076945

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 5 9 13 15 17 39 43 45 51 65 85 97 117 129 153 195 215 221 255 291 331 387 485 559 585 645 663 731 765 873 993 1105 1261 1455 1649 1655 1677 1935 1989 2193 2795 2979 3315 3655 3783 4171 4303 4365 4947 4965 5031 5627 6305 6579 8245 8385 9503 9945 10965 11349 12513 12909 14233 14841 14895 16881 18915 20855 21437 21515 24735 25155 28135 28509 32107 32895 37539 38727 42699 47515 50643 54223 56745 62565 64311 64545 70907 71165 73151 74205 84405 85527 96321 107185 128097 142545 160535 162669 185029 187695 192933 193635 212721 213495 219453 241961 253215 271115 288963 321555 354535 365755 417391 427635 481605 488007 545819 555087 638163 640485 658359 725883 813345 921791 925145 964665 1063605 1097265 1209805 1252173 1380601 1444815 1637457 1665261 2086955 2177649 2440035 2729095 2765373 2775435 3145493 3190815 3291795 3629415 3756519 4141803 4608955 4912371 6260865 6903005 7095647 8187285 8296119 8326305 9436479 10888245 12425409 13826865 15727465 17947813 18782595 20709015 21286941 23470217 24561855 28309437 35478235 41480595 47182395 53843439 62127045 63860823 70410651 89739065 106434705 117351085 141547185 161530317 211231953 269217195 305112821 319304115 352053255 807651585 915338463 1056159765 1525564105 2746015389 4576692315 13730076945
• Sum of all divisors σ(n): 28139215104
• Sum of proper divisors (its aliquot sum) s(n): 14409138159
• 13730076945 is an abundant number, because the sum of its proper divisors (14409138159) is greater than itself. Its abundance is 679061214

Bases of 13730076945

• Binary: 1100110010011000000101100100010001₂
• Hexadecimal: 0x332605911
• Base-36: 6B2J769

Squares and roots of 13730076945

• 13730076945 squared (13730076945²) is 188515012915620533025
• 13730076945 cubed (13730076945³) is 2588325632619138710855163608625
• The square root of 13730076945 is 117175.4110084535
• The cube root of 13730076945 is 2394.5522816959

Scales and comparisons

• 13,730,076,945 seconds is equal to 436 years, 29 weeks, 5 days, 22 hours, 15 minutes, 45 seconds.
• To count from 1 to 13,730,076,945 would take you about eight hundred seventy-three 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 13730076945 cubic inches would be around 199.5 feet tall.

Recreational maths with 13730076945

• 13730076945 backwards is 54967003731
• 13730076945 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13730076945's digits is 45
• More coming soon!