2168749120

Names of 2168749120

• Cardinal: 2168749120 can be written as Two billion, one hundred sixty-eight million, seven hundred forty-nine thousand, one hundred twenty.

Scientific notation

• Scientific notation: 2.16874912 × 10⁹

Factors of 2168749120

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 7258

Divisors of 2168749120

• Number of divisors d(n): 112
• Complete list of divisors:
  1 2 4 5 8 10 16 20 23 32 40 41 46 64 80 82 92 115 160 164 184 205 230 320 328 368 410 460 656 736 820 920 943 1312 1472 1640 1840 1886 2624 3280 3680 3772 4715 6560 7187 7360 7544 9430 13120 14374 15088 18860 28748 30176 35935 37720 57496 60352 71870 75440 114992 143740 150880 165301 229984 287480 294667 301760 330602 459968 574960 589334 661204 826505 1149920 1178668 1322408 1473335 1653010 2299840 2357336 2644816 2946670 3306020 4714672 5289632 5893340 6612040 6777341 9429344 10579264 11786680 13224080 13554682 18858688 23573360 26448160 27109364 33886705 47146720 52896320 54218728 67773410 94293440 108437456 135546820 216874912 271093640 433749824 542187280 1084374560 2168749120
• Sum of all divisors σ(n): 5521074048
• Sum of proper divisors (its aliquot sum) s(n): 3352324928
• 2168749120 is an abundant number, because the sum of its proper divisors (3352324928) is greater than itself. Its abundance is 1183575808

Bases of 2168749120

• Binary: 10000001010001000111110001000000₂
• Hexadecimal: 0x81447C40
• Base-36: ZV7TJ4

Squares and roots of 2168749120

• 2168749120 squared (2168749120²) is 4703472745500774400
• 2168749120 cubed (2168749120³) is 10200652377748788439318528000
• The square root of 2168749120 is 46569.8305773169
• The cube root of 2168749120 is 1294.4037783517

Scales and comparisons

• 2,168,749,120 seconds is equal to 68 years, 49 weeks, 6 days, 6 hours, 18 minutes, 40 seconds.
• To count from 1 to 2,168,749,120 would take you about one hundred thirty-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 2168749120 cubic inches would be around 107.9 feet tall.

Recreational maths with 2168749120

• 2168749120 backwards is 0219478612
• 2168749120 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 2168749120's digits is 40
• More coming soon!