138245428224

Names of 138245428224

• Cardinal: 138245428224 can be written as One hundred thirty-eight billion, two hundred forty-five million, four hundred twenty-eight thousand, two hundred twenty-four.

Scientific notation

• Scientific notation: 1.38245428224 × 10¹¹

Factors of 138245428224

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 45655

Divisors of 138245428224

• Number of divisors d(n): 132
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 32 36 48 64 72 96 128 144 192 256 288 331 384 512 576 662 768 993 1024 1152 1324 1536 1986 2304 2648 2979 3072 3972 4608 5296 5958 7944 9216 10592 11916 15888 21184 23832 31776 42368 45319 47664 63552 84736 90638 95328 127104 135957 169472 181276 190656 254208 271914 338944 362552 381312 407871 508416 543828 725104 762624 815742 1016832 1087656 1450208 1525248 1631484 2175312 2900416 3050496 3262968 4350624 5800832 6525936 8701248 11601664 13051872 15000589 17402496 23203328 26103744 30001178 34804992 45001767 46406656 52207488 60002356 69609984 90003534 104414976 120004712 135005301 139219968 180007068 208829952 240009424 270010602 360014136 417659904 480018848 540021204 720028272 960037696 1080042408 1440056544 1920075392 2160084816 2880113088 3840150784 4320169632 5760226176 7680301568 8640339264 11520452352 15360603136 17280678528 23040904704 34561357056 46081809408 69122714112 138245428224
• Sum of all divisors σ(n): 400395492640
• Sum of proper divisors (its aliquot sum) s(n): 262150064416
• 138245428224 is an abundant number, because the sum of its proper divisors (262150064416) is greater than itself. Its abundance is 123904636192

Bases of 138245428224

• Binary: 10000000110000000100011101010000000000₂
• Hexadecimal: 0x203011D400
• Base-36: 1RIBRB40

Squares and roots of 138245428224

• 138245428224 squared (138245428224²) is 19111798424837135794176
• 138245428224 cubed (138245428224³) is 2642118757372378515323499445223424
• The square root of 138245428224 is 371813.7009632647
• The cube root of 138245428224 is 5170.7109331657

Scales and comparisons

• 138,245,428,224 seconds is equal to 4,395 years, 40 weeks, 2 days, 19 hours, 50 minutes, 24 seconds.
• To count from 1 to 138,245,428,224 would take you about eight thousand, seven hundred ninety-one 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 138245428224 cubic inches would be around 430.9 feet tall.

Recreational maths with 138245428224

• 138245428224 backwards is 422824542831
• The number of decimal digits it has is: 12
• The sum of 138245428224's digits is 45
• More coming soon!