138518425145888

Names of 138518425145888

• Cardinal: 138518425145888 can be written as One hundred thirty-eight trillion, five hundred eighteen billion, four hundred twenty-five million, one hundred forty-five thousand, eight hundred eighty-eight.

Scientific notation

• Scientific notation: 1.38518425145888 × 10¹⁴

Factors of 138518425145888

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 429

Divisors of 138518425145888

• Number of divisors d(n): 162
• Complete list of divisors:
  1 2 4 8 16 32 89 97 178 194 241 356 388 482 712 776 964 1424 1552 1928 2848 3104 3856 7712 7921 8633 9409 15842 17266 18818 21449 23377 31684 34532 37636 42898 46754 58081 63368 69064 75272 85796 93508 116162 126736 138128 150544 171592 187016 232324 253472 276256 301088 343184 374032 464648 686368 748064 768337 837401 929296 1536674 1674802 1858592 1908961 2080553 2267569 3073348 3349604 3817922 4161106 4535138 5169209 5633857 6146696 6699208 7635844 8322212 9070276 10338418 11267714 12293392 13398416 15271688 16644424 18140552 20676836 22535428 24586784 26796832 30543376 33288848 36281104 41353672 45070856 61086752 66577696 72562208 74528689 82707344 90141712 149057378 165414688 180283424 185169217 201813641 298114756 370338434 403627282 460059601 501413273 546484129 596229512 740676868 807254564 920119202 1002826546 1092968258 1192459024 1481353736 1614509128 1840238404 2005653092 2185936516 2384918048 2962707472 3229018256 3680476808 4011306184 4371873032 5925414944 6458036512 7360953616 8022612368 8743746064 14721907232 16045224736 17487492128 17961414049 35922828098 44625781297 48637087481 71845656196 89251562594 97274174962 143691312392 178503125188 194548349924 287382624784 357006250376 389096699848 574765249568 714012500752 778193399696 1428025001504 1556386799392 4328700785809 8657401571618 17314803143236 34629606286472 69259212572944 138518425145888
• Sum of all divisors σ(n): 279840539939373
• Sum of proper divisors (its aliquot sum) s(n): 141322114793485
• 138518425145888 is an abundant number, because the sum of its proper divisors (141322114793485) is greater than itself. Its abundance is 2803689647597

Bases of 138518425145888

• Binary: 11111011111101101010101100001101001001000100000₂
• Hexadecimal: 0x7DFB55869220
• Base-36: 1D3MHHW468

Squares and roots of 138518425145888

• 138518425145888 squared (138518425145888²) is 19187354104896976994083308544
• 138518425145888 cubed (138518425145888³) is 2657802073326818756136864398016748916867072
• The square root of 138518425145888 is 11769385.0793441201
• The cube root of 138518425145888 is 51741.1227534873

Scales and comparisons

• 138,518,425,145,888 seconds is equal to 4,404,457 years, 23 weeks, 4 days, 6 hours, 18 minutes, 8 seconds.
• To count from 1 to 138,518,425,145,888 would take you about eleven million, eleven thousand, one hundred forty-three 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 138518425145888 cubic inches would be around 4311.8 feet tall.

Recreational maths with 138518425145888

• 138518425145888 backwards is 888541524815831
• The number of decimal digits it has is: 15
• The sum of 138518425145888's digits is 71
• More coming soon!