138730804288120

Names of 138730804288120

• Cardinal: 138730804288120 can be written as One hundred thirty-eight trillion, seven hundred thirty billion, eight hundred four million, two hundred eighty-eight thousand, one hundred twenty.

Scientific notation

• Scientific notation: 1.3873080428812 × 10¹⁴

Factors of 138730804288120

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 8046

Divisors of 138730804288120

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 5 8 10 11 17 20 22 34 40 44 55 68 85 88 110 136 170 187 220 289 340 374 440 578 680 748 935 1156 1445 1496 1870 2312 2890 3179 3740 4913 5780 6358 7480 8011 9826 11560 12716 15895 16022 19652 24565 25432 31790 32044 39304 40055 49130 54043 63580 64088 80110 88121 98260 108086 127160 136187 160220 176242 196520 216172 270215 272374 320440 352484 432344 440605 540430 544748 680935 704968 881210 1080860 1089496 1361870 1498057 1762420 2161720 2315179 2723740 2996114 3524840 4630358 5447480 5992228 7490285 9260716 11575895 11984456 14980570 18521432 23151790 25466969 29961140 39358043 46303580 50933938 59922280 64176121 78716086 92607160 101867876 127334845 128352242 157432172 196790215 203735752 254669690 256704484 314864344 320880605 393580430 432938473 509339380 513408968 641761210 705937331 787160860 865876946 1018678760 1090994057 1283522420 1411874662 1574321720 1731753892 2164692365 2181988114 2567044840 2823749324 3463507784 3529686655 4329384730 4363976228 5454970285 5647498648 7059373310 8658769460 8727952456 10909940570 12000934627 14118746620 17317538920 18546898969 21819881140 24001869254 28237493240 37093797938 43639762280 48003738508 60004673135 74187595876 92734494845 96007477016 120009346270 148375191752 185468989690 204015888659 240018692540 315297282473 370937979380 408031777318 480037385080 630594564946 741875958760 816063554636 1020079443295 1261189129892 1576486412365 1632127109272 2040158886590 2522378259784 3152972824730 3468270107203 4080317773180 6305945649460 6936540214406 8160635546360 12611891298920 13873080428812 17341350536015 27746160857624 34682701072030 69365402144060 138730804288120
• Sum of all divisors σ(n): 361844468200800
• Sum of proper divisors (its aliquot sum) s(n): 223113663912680
• 138730804288120 is an abundant number, because the sum of its proper divisors (223113663912680) is greater than itself. Its abundance is 84382859624560

Bases of 138730804288120

• Binary: 11111100010110011001000010011110001101001111000₂
• Hexadecimal: 0x7E2CC84F1A78
• Base-36: 1D6C1UY73S

Squares and roots of 138730804288120

• 138730804288120 squared (138730804288120²) is 19246236058428654579973134400
• 138730804288120 cubed (138730804288120³) is 2670045807904823759672419191293917083328000
• The square root of 138730804288120 is 11778404.1486153803
• The cube root of 138730804288120 is 51767.5527488429

Scales and comparisons

• 138,730,804,288,120 seconds is equal to 4,411,210 years, 23 weeks, 4 days, 4 hours, 28 minutes, 40 seconds.
• To count from 1 to 138,730,804,288,120 would take you about eleven million, twenty-eight thousand and twenty-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 138730804288120 cubic inches would be around 4314 feet tall.

Recreational maths with 138730804288120

• 138730804288120 backwards is 021882408037831
• 138730804288120 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 138730804288120's digits is 55
• More coming soon!