16938986490

Names of 16938986490

• Cardinal: 16938986490 can be written as Sixteen billion, nine hundred thirty-eight million, nine hundred eighty-six thousand, four hundred ninety.

Scientific notation

• Scientific notation: 1.693898649 × 10¹⁰

Factors of 16938986490

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 296

Divisors of 16938986490

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 3 5 6 9 10 15 17 18 27 30 34 45 51 54 81 85 90 102 135 153 162 170 255 269 270 289 306 405 459 510 538 578 765 807 810 867 918 1345 1377 1445 1530 1614 1734 2295 2421 2601 2690 2754 2890 4035 4335 4573 4590 4842 5202 6885 7263 7803 8070 8670 9146 12105 13005 13719 13770 14526 15606 21789 22865 23409 24210 26010 27438 36315 39015 41157 43578 45730 46818 68595 72361 72630 77741 78030 82314 108945 117045 123471 137190 144722 155482 205785 217083 217890 233223 234090 246942 361805 370413 388705 411570 434166 466446 617355 651249 699669 723610 740826 777410 1085415 1166115 1230137 1234710 1302498 1399338 1852065 1953747 2099007 2170830 2332230 2460274 3256245 3498345 3690411 3704130 3907494 4198014 5861241 6150685 6297021 6512490 6996690 7380822 9768735 10495035 11071233 11722482 12301370 12594042 18452055 19537470 20912329 20990070 22142466 29306205 31485105 33213699 36904110 41824658 55356165 58612410 62736987 62970210 66427398 99641097 104561645 110712330 125473974 166068495 188210961 199282194 209123290 313684935 332136990 376421922 498205485 564632883 627369870 941054805 996410970 1129265766 1693898649 1882109610 2823164415 3387797298 5646328830 8469493245 16938986490
• Sum of all divisors σ(n): 48564427626
• Sum of proper divisors (its aliquot sum) s(n): 31625441136
• 16938986490 is an abundant number, because the sum of its proper divisors (31625441136) is greater than itself. Its abundance is 14686454646

Bases of 16938986490

• Binary: 1111110001101001000110101111111010₂
• Hexadecimal: 0x3F1A46BFA
• Base-36: 7S519MI

Squares and roots of 16938986490

• 16938986490 squared (16938986490²) is 286929263308402520100
• 16938986490 cubed (16938986490³) is 4860290914766682991455853449000
• The square root of 16938986490 is 130149.8616595499
• The cube root of 16938986490 is 2568.2017675995

Scales and comparisons

• 16,938,986,490 seconds is equal to 538 years, 31 weeks, 4 days, 2 hours, 1 minute, 30 seconds.
• To count from 1 to 16,938,986,490 would take you about one thousand and seventy-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 16938986490 cubic inches would be around 214 feet tall.

Recreational maths with 16938986490

• 16938986490 backwards is 09468983961
• The number of decimal digits it has is: 11
• The sum of 16938986490's digits is 63
• More coming soon!