138628723077

Names of 138628723077

• Cardinal: 138628723077 can be written as One hundred thirty-eight billion, six hundred twenty-eight million, seven hundred twenty-three thousand and seventy-seven.

Scientific notation

• Scientific notation: 1.38628723077 × 10¹¹

Factors of 138628723077

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 884

Divisors of 138628723077

• Number of divisors d(n): 160
• Complete list of divisors:
  1 3 9 13 19 27 39 57 79 81 117 139 171 237 247 351 417 513 631 711 741 1027 1053 1251 1501 1539 1807 1893 2133 2223 2641 3081 3753 4503 5421 5679 6399 6669 7923 8203 9243 10981 11259 11989 13509 16263 17037 19513 20007 23769 24609 27729 32943 34333 35967 40527 48789 49849 51111 58539 71307 73827 83187 87709 98829 102999 107901 121581 142753 146367 149547 155857 175617 208639 213921 221481 263127 296487 308997 323703 428259 448641 467571 526851 625917 648037 664443 789381 889461 926991 947131 971109 1140217 1284777 1345923 1402713 1580553 1666471 1877751 1944111 2368143 2712307 2780973 2841393 3420651 3854331 4037769 4208139 4999413 5633253 5832333 6929011 7104429 8136921 8524179 10261953 11562993 12312703 12624417 14998239 16899759 17496999 20787033 21664123 24410763 25572537 30785859 36938109 44994717 52490997 62361099 64992369 73232289 76717611 90077143 92357577 110814327 131651209 134984151 187083297 194977107 219696867 270231429 332442981 394953627 561249891 584931321 810694287 997328943 1184860881 1711465717 1754793963 2432082861 3554582643 5134397151 7296248583 10663747929 15403191453 46209574359 138628723077
• Sum of all divisors σ(n): 239816192000
• Sum of proper divisors (its aliquot sum) s(n): 101187468923
• 138628723077 is a deficient number, because the sum of its proper divisors (101187468923) is less than itself. Its deficiency is 37441254154

Bases of 138628723077

• Binary: 10000001000110111010100111000110000101₂
• Hexadecimal: 0x2046EA7185
• Base-36: 1RONYNB9

Squares and roots of 138628723077

• 138628723077 squared (138628723077²) is 19217922861959552347929
• 138628723077 cubed (138628723077³) is 2664156106545738080015934495457533
• The square root of 138628723077 is 372328.7835730673
• The cube root of 138628723077 is 5175.4852394397

Scales and comparisons

• 138,628,723,077 seconds is equal to 4,407 years, 50 weeks, 1 day, 2 hours, 37 minutes, 57 seconds.
• To count from 1 to 138,628,723,077 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 138628723077 cubic inches would be around 431.3 feet tall.

Recreational maths with 138628723077

• 138628723077 backwards is 770327826831
• The number of decimal digits it has is: 12
• The sum of 138628723077's digits is 54
• More coming soon!