28000275840

Names of 28000275840

• Cardinal: 28000275840 can be written as Twenty-eight billion, two hundred seventy-five thousand, eight hundred forty.

Scientific notation

• Scientific notation: 2.800027584 × 10¹⁰

Factors of 28000275840

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 7490

Divisors of 28000275840

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 64 72 80 90 96 120 128 144 160 180 192 240 288 320 360 384 480 576 640 719 720 960 1152 1438 1440 1920 2157 2876 2880 3595 4314 5752 5760 6471 6761 7190 8628 10785 11504 12942 13522 14380 17256 20283 21570 23008 25884 27044 28760 32355 33805 34512 40566 43140 46016 51768 54088 57520 60849 64710 67610 69024 81132 86280 92032 101415 103536 108176 115040 121698 129420 135220 138048 162264 172560 202830 207072 216352 230080 243396 258840 270440 276096 304245 324528 345120 405660 414144 432704 460160 486792 517680 540880 608490 649056 690240 811320 828288 865408 973584 1035360 1081760 1216980 1298112 1380480 1622640 1947168 2070720 2163520 2433960 2596224 3245280 3894336 4141440 4327040 4861159 4867920 6490560 7788672 9722318 9735840 12981120 14583477 19444636 19471680 24305795 29166954 38889272 38943360 43750431 48611590 58333908 72917385 77778544 87500862 97223180 116667816 145834770 155557088 175001724 194446360 218752155 233335632 291669540 311114176 350003448 388892720 437504310 466671264 583339080 622228352 700006896 777785440 875008620 933342528 1166678160 1400013792 1555570880 1750017240 1866685056 2333356320 2800027584 3111141760 3500034480 4666712640 5600055168 7000068960 9333425280 14000137920 28000275840
• Sum of all divisors σ(n): 96837249600
• Sum of proper divisors (its aliquot sum) s(n): 68836973760
• 28000275840 is an abundant number, because the sum of its proper divisors (68836973760) is greater than itself. Its abundance is 40836697920

Bases of 28000275840

• Binary: 11010000100111100100100110110000000₂
• Hexadecimal: 0x684F24D80
• Base-36: CV2N340

Squares and roots of 28000275840

• 28000275840 squared (28000275840²) is 784015447116087705600
• 28000275840 cubed (28000275840³) is 21952648782071388258432712704000
• The square root of 28000275840 is 167332.8295344341
• The cube root of 28000275840 is 3036.5989434227

Scales and comparisons

• 28,000,275,840 seconds is equal to 890 years, 16 weeks, 5 days, 6 hours, 24 minutes.
• To count from 1 to 28,000,275,840 would take you about one thousand, seven hundred eighty 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 28000275840 cubic inches would be around 253 feet tall.

Recreational maths with 28000275840

• 28000275840 backwards is 04857200082
• 28000275840 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 28000275840's digits is 36
• More coming soon!