7127136918

Names of 7127136918

• Cardinal: 7127136918 can be written as Seven billion, one hundred twenty-seven million, one hundred thirty-six thousand, nine hundred eighteen.

Scientific notation

• Scientific notation: 7.127136918 × 10⁹

Factors of 7127136918

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1342

Divisors of 7127136918

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 6 9 11 18 22 27 29 33 54 58 66 87 99 121 174 198 242 261 297 319 363 522 594 638 726 783 841 957 1089 1297 1566 1682 1914 2178 2523 2594 2871 3267 3509 3891 5046 5742 6534 7018 7569 7782 8613 9251 10527 11673 14267 15138 17226 18502 21054 22707 23346 27753 28534 31581 35019 37613 42801 45414 55506 63162 70038 75226 83259 85602 94743 101761 112839 128403 156937 166518 189486 203522 225678 249777 256806 305283 313874 338517 385209 413743 470811 499554 610566 677034 770418 827486 915849 941622 1015551 1090777 1241229 1412433 1831698 2031102 2181554 2482458 2747547 2824866 3272331 3723687 4237299 4551173 5495094 6544662 7447374 8474598 9102346 9816993 11171061 11998547 13653519 19633986 22342122 23997094 27307038 29450979 35995641 40960557 58901958 71991282 81921114 107986923 122881671 131984017 215973846 245763342 263968034 323960769 395952051 647921538 791904102 1187856153 2375712306 3563568459 7127136918
• Sum of all divisors σ(n): 18043705680
• Sum of proper divisors (its aliquot sum) s(n): 10916568762
• 7127136918 is an abundant number, because the sum of its proper divisors (10916568762) is greater than itself. Its abundance is 3789431844

Bases of 7127136918

• Binary: 110101000110011110111101010010110₂
• Hexadecimal: 0x1A8CF7A96
• Base-36: 39VBA1I

Squares and roots of 7127136918

• 7127136918 squared (7127136918²) is 50796080647918538724
• 7127136918 cubed (7127136918³) is 362030621675485577196433012632
• The square root of 7127136918 is 84422.3721415125
• The cube root of 7127136918 is 1924.4429190725

Scales and comparisons

• 7,127,136,918 seconds is equal to 226 years, 32 weeks, 2 days, 15 minutes, 18 seconds.
• To count from 1 to 7,127,136,918 would take you about four hundred fifty-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 7127136918 cubic inches would be around 160.4 feet tall.

Recreational maths with 7127136918

• 7127136918 backwards is 8196317217
• The number of decimal digits it has is: 10
• The sum of 7127136918's digits is 45
• More coming soon!