138294734400

Names of 138294734400

• Cardinal: 138294734400 can be written as One hundred thirty-eight billion, two hundred ninety-four million, seven hundred thirty-four thousand, four hundred.

Scientific notation

• Scientific notation: 1.382947344 × 10¹¹

Factors of 138294734400

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 1043

Divisors of 138294734400

• Number of divisors d(n): 315
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 27 30 32 36 40 45 48 50 54 60 64 72 75 80 81 90 96 100 108 120 135 144 150 160 162 180 192 200 216 225 240 270 288 300 320 324 360 400 405 432 450 480 540 576 600 648 675 720 800 810 864 900 960 1033 1080 1200 1296 1350 1440 1600 1620 1728 1800 2025 2066 2160 2400 2592 2700 2880 3099 3240 3600 4050 4132 4320 4800 5165 5184 5400 6198 6480 7200 8100 8264 8640 9297 10330 10800 12396 12960 14400 15495 16200 16528 18594 20660 21600 24792 25825 25920 27891 30990 32400 33056 37188 41320 43200 46485 49584 51650 55782 61980 64800 66112 74376 77475 82640 83673 92970 99168 103300 111564 123960 129600 139455 148752 154950 165280 167346 185940 198336 206600 223128 232425 247920 278910 297504 309900 330560 334692 371880 413200 418365 446256 464850 495840 557820 595008 619800 669384 697275 743760 826400 836730 892512 929700 991680 1067089 1115640 1239600 1338768 1394550 1487520 1652800 1673460 1785024 1859400 2091825 2134178 2231280 2479200 2677536 2789100 2975040 3201267 3346920 3718800 4183650 4268356 4462560 4958400 5335445 5355072 5578200 6402534 6693840 7437600 8367300 8536712 8925120 9603801 10670890 11156400 12805068 13387680 14875200 16006335 16734600 17073424 19207602 21341780 22312800 25610136 26677225 26775360 28811403 32012670 33469200 34146848 38415204 42683560 44625600 48019005 51220272 53354450 57622806 64025340 66938400 68293696 76830408 80031675 85367120 86434209 96038010 102440544 106708900 115245612 128050680 133876800 144057015 153660816 160063350 170734240 172868418 192076020 204881088 213417800 230491224 240095025 256101360 288114030 307321632 320126700 341468480 345736836 384152040 426835600 432171045 460982448 480190050 512202720 576228060 614643264 640253400 691473672 720285075 768304080 853671200 864342090 921964896 960380100 1024405440 1152456120 1280506800 1382947344 1440570150 1536608160 1707342400 1728684180 1843929792 1920760200 2160855225 2304912240 2561013600 2765894688 2881140300 3073216320 3457368360 3841520400 4321710450 4609824480 5122027200 5531789376 5762280600 6914736720 7683040800 8643420900 9219648960 11524561200 13829473440 15366081600 17286841800 23049122400 27658946880 34573683600 46098244800 69147367200 138294734400
• Sum of all divisors σ(n): 508829230371
• Sum of proper divisors (its aliquot sum) s(n): 370534495971
• 138294734400 is an abundant number, because the sum of its proper divisors (370534495971) is greater than itself. Its abundance is 232239761571

Bases of 138294734400

• Binary: 10000000110011000000100010111001000000₂
• Hexadecimal: 0x2033022E40
• Base-36: 1RJ54400

Squares and roots of 138294734400

• 138294734400 squared (138294734400²) is 19125433562766543360000
• 138294734400 cubed (138294734400³) is 2644946754847644843177283584000000
• 138294734400 is a perfect square number. Its square root is 371880
• The cube root of 138294734400 is 5171.3255832199

Scales and comparisons

• 138,294,734,400 seconds is equal to 4,397 years, 17 weeks, 6 days, 12 hours.
• To count from 1 to 138,294,734,400 would take you about eight thousand, seven hundred ninety-four 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 138294734400 cubic inches would be around 430.9 feet tall.

Recreational maths with 138294734400

• 138294734400 backwards is 004437492831
• 138294734400 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138294734400's digits is 45
• More coming soon!