129990301140

Names of 129990301140

• Cardinal: 129990301140 can be written as One hundred twenty-nine billion, nine hundred ninety million, three hundred one thousand, one hundred forty.

Scientific notation

• Scientific notation: 1.2999030114 × 10¹¹

Factors of 129990301140

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 71615

Divisors of 129990301140

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 105 140 210 420 4621 9242 13863 18484 23105 27726 32347 46210 55452 64694 66977 69315 92420 97041 129388 133954 138630 161735 194082 200931 267908 277260 323470 334885 388164 401862 468839 485205 646940 669770 803724 937678 970410 1004655 1339540 1406517 1875356 1940820 2009310 2344195 2813034 4018620 4688390 5626068 7032585 9376780 14065170 28130340 309500717 619001434 928502151 1238002868 1547503585 1857004302 2166505019 3095007170 3714008604 4333010038 4642510755 6190014340 6499515057 8666020076 9285021510 10832525095 12999030114 18570043020 21665050190 25998060228 32497575285 43330100380 64995150570 129990301140
• Sum of all divisors σ(n): 416065192704
• Sum of proper divisors (its aliquot sum) s(n): 286074891564
• 129990301140 is an abundant number, because the sum of its proper divisors (286074891564) is greater than itself. Its abundance is 156084590424

Bases of 129990301140

• Binary: 1111001000100000001101001010111010100₂
• Hexadecimal: 0x1E440695D4
• Base-36: 1NPSVAAC

Squares and roots of 129990301140

• 129990301140 squared (129990301140²) is 16897478390467885299600
• 129990301140 cubed (129990301140³) is 2196508304483562915593983121544000
• The square root of 129990301140 is 360541.6773966639
• The cube root of 129990301140 is 5065.6710353111

Scales and comparisons

• 129,990,301,140 seconds is equal to 4,133 years, 15 weeks, 8 hours, 59 minutes.
• To count from 1 to 129,990,301,140 would take you about eight thousand, two hundred sixty-six 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 129990301140 cubic inches would be around 422.1 feet tall.

Recreational maths with 129990301140

• 129990301140 backwards is 041103099921
• The number of decimal digits it has is: 12
• The sum of 129990301140's digits is 39
• More coming soon!