138977782812

Names of 138977782812

• Cardinal: 138977782812 can be written as One hundred thirty-eight billion, nine hundred seventy-seven million, seven hundred eighty-two thousand, eight hundred twelve.

Scientific notation

• Scientific notation: 1.38977782812 × 10¹¹

Factors of 138977782812

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1140

Divisors of 138977782812

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 9 11 12 18 19 22 33 36 38 44 57 66 73 76 99 114 132 146 171 198 209 219 228 292 342 396 401 418 438 627 631 657 684 802 803 836 876 1203 1254 1262 1314 1387 1604 1606 1881 1893 2406 2409 2508 2524 2628 2774 3212 3609 3762 3786 4161 4411 4812 4818 5548 5679 6941 7218 7227 7524 7572 7619 8322 8822 9636 11358 11989 12483 13233 13882 14436 14454 15238 15257 16644 17644 20823 22716 22857 23978 24966 26466 27764 28908 29273 30476 30514 35967 39699 41646 45714 45771 46063 47956 49932 52932 58546 61028 62469 68571 71934 79398 83292 83809 87819 91428 91542 92126 107901 117092 124938 131879 137142 137313 138189 143868 158796 167618 175638 183084 184252 215802 249876 251427 253031 263457 263758 274284 274626 276378 322003 335236 351276 395637 414567 431604 502854 506062 506693 526914 527516 549252 552756 556187 644006 754281 759093 791274 829134 875197 966009 1005708 1012124 1013386 1053828 1112374 1186911 1288012 1508562 1518186 1520079 1582548 1658268 1668561 1750394 1932018 2026772 2224748 2277279 2373822 2625591 2783341 2898027 3017124 3036372 3040158 3337122 3500788 3864036 4554558 4560237 4747644 4807589 5005683 5251182 5566682 5796054 6080316 6118057 6674244 7876773 8350023 9109116 9120474 9615178 9627167 10011366 10502364 11133364 11592108 12236114 14422767 15753546 16700046 18240948 18354171 18471263 19230356 19254334 20022732 24472228 25050069 28845534 28881501 31507092 33400092 36708342 36942526 38508668 43268301 50100138 52883479 55062513 55413789 57691068 57763002 73416684 73885052 86536602 86644503 100200276 105766958 110125026 110827578 115526004 158650437 166241367 173073204 173289006 203183893 211533916 220250052 221655156 317300874 332482734 346578012 350953997 406367786 475951311 609551679 634601748 664965468 701907994 812735572 951902622 1052861991 1219103358 1403815988 1828655037 1903805244 2105723982 2438206716 3158585973 3657310074 3860493967 4211447964 6317171946 7314620148 7720987934 11581481901 12634343892 15441975868 23162963802 34744445703 46325927604 69488891406 138977782812
• Sum of all divisors σ(n): 410608074240
• Sum of proper divisors (its aliquot sum) s(n): 271630291428
• 138977782812 is an abundant number, because the sum of its proper divisors (271630291428) is greater than itself. Its abundance is 132652508616

Bases of 138977782812

• Binary: 10000001011011101110001010110000011100₂
• Hexadecimal: 0x205BB8AC1C
• Base-36: 1RUFS7J0

Squares and roots of 138977782812

• 138977782812 squared (138977782812²) is 19314824115339442627344
• 138977782812 cubed (138977782812³) is 2684331430953625095120149084411328
• The square root of 138977782812 is 372797.2408857125
• The cube root of 138977782812 is 5179.8254639741

Scales and comparisons

• 138,977,782,812 seconds is equal to 4,419 years, 3 weeks, 2 days, 3 hours, 40 minutes, 12 seconds.
• To count from 1 to 138,977,782,812 would take you about eight thousand, eight hundred thirty-eight 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 138977782812 cubic inches would be around 431.7 feet tall.

Recreational maths with 138977782812

• 138977782812 backwards is 218287779831
• The number of decimal digits it has is: 12
• The sum of 138977782812's digits is 63
• More coming soon!