138206238750

Names of 138206238750

• Cardinal: 138206238750 can be written as One hundred thirty-eight billion, two hundred six million, two hundred thirty-eight thousand, seven hundred fifty.

Scientific notation

• Scientific notation: 1.3820623875 × 10¹¹

Factors of 138206238750

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 19595

Divisors of 138206238750

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 5 6 9 10 15 17 18 25 30 34 37 45 50 51 74 75 85 90 102 111 125 150 153 170 185 222 225 250 255 306 333 370 375 425 450 510 555 625 629 666 750 765 850 925 1110 1125 1250 1258 1275 1530 1665 1850 1875 1887 2125 2250 2550 2775 3145 3330 3750 3774 3825 4250 4625 5550 5625 5661 6290 6375 7650 8325 9250 9435 10625 11250 11322 12750 13875 15725 16650 18870 19125 19531 21250 23125 27750 28305 31450 31875 38250 39062 41625 46250 47175 56610 58593 63750 69375 78625 83250 94350 95625 97655 117186 138750 141525 157250 175779 191250 195310 208125 235875 283050 292965 332027 351558 393125 416250 471750 488275 585930 664054 707625 722647 786250 878895 976550 996081 1179375 1415250 1445294 1464825 1660135 1757790 1992162 2167941 2358750 2441375 2929650 2988243 3320270 3538125 3613235 4335882 4394475 4882750 4980405 5976486 6503823 7076250 7226470 7324125 8300675 8788950 9960810 10839705 12206875 12284999 13007646 14648250 14941215 16601350 18066175 21679410 21972375 24413750 24569998 24902025 29882430 32519115 36132350 36620625 36854997 41503375 43944750 49804050 54198525 61424995 65038230 73241250 73709994 74706075 83006750 90330875 108397050 109861875 110564991 122849990 124510125 149412150 162595575 180661750 184274985 207516875 219723750 221129982 249020250 270992625 307124975 325191150 368549970 373530375 415033750 451654375 541985250 552824955 614249950 622550625 747060750 812977875 903308750 921374925 1105649910 1245101250 1354963125 1535624875 1625955750 1842749850 1867651875 2709926250 2764124775 3071249750 3735303750 4064889375 4606874625 5528249550 7678124375 8129778750 9213749250 13820623875 15356248750 23034373125 27641247750 46068746250 69103119375 138206238750
• Sum of all divisors σ(n): 406928828592
• Sum of proper divisors (its aliquot sum) s(n): 268722589842
• 138206238750 is an abundant number, because the sum of its proper divisors (268722589842) is greater than itself. Its abundance is 130516351092

Bases of 138206238750

• Binary: 10000000101101101110111101100000011110₂
• Hexadecimal: 0x202DBBD81E
• Base-36: 1RHOFCBI

Squares and roots of 138206238750

• 138206238750 squared (138206238750²) is 19100964429422001562500
• 138206238750 cubed (138206238750³) is 2639872450287954672449748046875000
• The square root of 138206238750 is 371760.9968111233
• The cube root of 138206238750 is 5170.2222935171

Scales and comparisons

• 138,206,238,750 seconds is equal to 4,394 years, 27 weeks, 4 days, 5 hours, 52 minutes, 30 seconds.
• To count from 1 to 138,206,238,750 would take you about eight thousand, seven hundred eighty-nine 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 138206238750 cubic inches would be around 430.9 feet tall.

Recreational maths with 138206238750

• 138206238750 backwards is 057832602831
• 138206238750 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138206238750's digits is 45
• More coming soon!