138621678300

Names of 138621678300

• Cardinal: 138621678300 can be written as One hundred thirty-eight billion, six hundred twenty-one million, six hundred seventy-eight thousand, three hundred.

Scientific notation

• Scientific notation: 1.386216783 × 10¹¹

Factors of 138621678300

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 4219

Divisors of 138621678300

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 25 28 30 35 36 42 45 50 60 63 70 73 75 84 90 100 105 126 140 146 150 175 180 210 219 225 252 292 300 315 350 365 420 438 450 511 525 630 657 700 730 876 900 1022 1050 1095 1260 1314 1460 1533 1575 1825 2044 2100 2190 2555 2628 3066 3150 3285 3650 4129 4380 4599 5110 5329 5475 6132 6300 6570 7300 7665 8258 9198 10220 10658 10950 12387 12775 13140 15330 15987 16425 16516 18396 20645 21316 21900 22995 24774 25550 26645 28903 30660 31974 32850 37161 37303 38325 41290 45990 47961 49548 51100 53290 57806 61935 63948 65700 74322 74606 76650 79935 82580 86709 91980 95922 103225 106580 111909 114975 115612 123870 133225 144515 148644 149212 153300 159870 173418 185805 186515 191844 206450 223818 229950 239805 247740 260127 266450 289030 301417 309675 319740 335727 346836 371610 373030 399675 412900 433545 447636 459900 479610 520254 532900 559545 578060 602834 619350 671454 722575 743220 746060 799350 867090 904251 929025 932575 959220 1040508 1119090 1199025 1205668 1238700 1300635 1342908 1445150 1507085 1598700 1678635 1734180 1808502 1858050 1865150 2109919 2167725 2238180 2398050 2601270 2712753 2797725 2890300 3014170 3357270 3617004 3716100 3730300 4219838 4335450 4521255 4796100 5202540 5425506 5595450 6028340 6329757 6503175 6714540 7535425 8393175 8439676 8670900 9042510 10549595 10851012 11190900 12659514 13006350 13563765 15070850 16786350 18085020 18989271 21099190 22003441 22606275 25319028 26012700 27127530 30141700 31648785 33572700 37978542 42198380 44006882 45212550 52747975 54255060 63297570 66010323 67818825 75957084 88013764 90425100 94946355 105495950 110017205 126595140 132020646 135637650 154024087 158243925 189892710 198030969 210991900 220034410 264041292 271275300 308048174 316487850 330051615 379785420 396061938 440068820 462072261 474731775 550086025 616096348 632975700 660103230 770120435 792123876 924144522 949463550 990154845 1100172050 1320206460 1386216783 1540240870 1650258075 1848289044 1898927100 1980309690 2200344100 2310361305 2772433566 3080481740 3300516150 3850602175 3960619380 4620722610 4950774225 5544867132 6601032300 6931083915 7701204350 9241445220 9901548450 11551806525 13862167830 15402408700 19803096900 23103613050 27724335660 34655419575 46207226100 69310839150 138621678300
• Sum of all divisors σ(n): 503591153520
• Sum of proper divisors (its aliquot sum) s(n): 364969475220
• 138621678300 is an abundant number, because the sum of its proper divisors (364969475220) is greater than itself. Its abundance is 226347796920

Bases of 138621678300

• Binary: 10000001000110011111101111001011011100₂
• Hexadecimal: 0x20467EF2DC
• Base-36: 1ROJRNJ0

Squares and roots of 138621678300

• 138621678300 squared (138621678300²) is 19215969694708690890000
• 138621678300 cubed (138621678300³) is 2663749969242457360767720687000000
• The square root of 138621678300 is 372319.3230279621
• The cube root of 138621678300 is 5175.3975693999

Scales and comparisons

• 138,621,678,300 seconds is equal to 4,407 years, 38 weeks, 3 days, 13 hours, 45 minutes.
• To count from 1 to 138,621,678,300 would take you about eight thousand, eight hundred fifteen 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 138621678300 cubic inches would be around 431.3 feet tall.

Recreational maths with 138621678300

• 138621678300 backwards is 003876126831
• 138621678300 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138621678300's digits is 45
• More coming soon!