121451428000

Names of 121451428000

• Cardinal: 121451428000 can be written as One hundred twenty-one billion, four hundred fifty-one million, four hundred twenty-eight thousand.

Scientific notation

• Scientific notation: 1.21451428 × 10¹¹

Factors of 121451428000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 139966

Divisors of 121451428000

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 25 28 31 32 35 40 50 56 62 70 80 100 112 124 125 140 155 160 175 200 217 224 248 250 280 310 350 400 434 496 500 560 620 700 775 800 868 875 992 1000 1085 1120 1240 1400 1550 1736 1750 2000 2170 2480 2800 3100 3472 3500 3875 4000 4340 4960 5425 5600 6200 6944 7000 7750 8680 10850 12400 14000 15500 17360 21700 24800 27125 28000 31000 34720 43400 54250 62000 86800 108500 124000 139921 173600 217000 279842 434000 559684 699605 868000 979447 1119368 1399210 1958894 2238736 2798420 3498025 3917788 4337551 4477472 4897235 5596840 6996050 7835576 8675102 9794470 11193680 13992100 15671152 17350204 17490125 19588940 21687755 22387360 24486175 27984200 30362857 31342304 34700408 34980250 39177880 43375510 48972350 55968400 60725714 69400816 69960500 78355760 86751020 97944700 108438775 111936800 121451428 122430875 138801632 139921000 151814285 156711520 173502040 195889400 216877550 242902856 244861750 279842000 303628570 347004080 391778800 433755100 485805712 489723500 542193875 559684000 607257140 694008160 759071425 783557600 867510200 971611424 979447000 1084387750 1214514280 1518142850 1735020400 1958894000 2168775500 2429028560 3036285700 3470040800 3795357125 3917788000 4337551000 4858057120 6072571400 7590714250 8675102000 12145142800 15181428500 17350204000 24290285600 30362857000 60725714000 121451428000
• Sum of all divisors σ(n): 352039274496
• Sum of proper divisors (its aliquot sum) s(n): 230587846496
• 121451428000 is an abundant number, because the sum of its proper divisors (230587846496) is greater than itself. Its abundance is 109136418496

Bases of 121451428000

• Binary: 1110001000111000100011011100010100000₂
• Hexadecimal: 0x1C4711B8A0
• Base-36: 1JSL1LLS

Squares and roots of 121451428000

• 121451428000 squared (121451428000²) is 14750449363239184000000
• 121451428000 cubed (121451428000³) is 1791463138807089602354752000000000
• The square root of 121451428000 is 348498.8206579757
• The cube root of 121451428000 is 4952.2307803917

Scales and comparisons

• 121,451,428,000 seconds is equal to 3,861 years, 40 weeks, 3 days, 19 hours, 46 minutes, 40 seconds.
• To count from 1 to 121,451,428,000 would take you about seven thousand, seven hundred twenty-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 121451428000 cubic inches would be around 412.7 feet tall.

Recreational maths with 121451428000

• 121451428000 backwards is 000824154121
• 121451428000 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 121451428000's digits is 28
• More coming soon!