138176842518

Names of 138176842518

• Cardinal: 138176842518 can be written as One hundred thirty-eight billion, one hundred seventy-six million, eight hundred forty-two thousand, five hundred eighteen.

Scientific notation

• Scientific notation: 1.38176842518 × 10¹¹

Factors of 138176842518

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 141053

Divisors of 138176842518

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 6 9 11 13 18 22 26 27 33 39 54 66 78 99 117 127 143 198 234 254 286 297 351 381 429 594 702 762 858 1143 1287 1397 1651 2286 2574 2794 3302 3429 3861 4191 4953 6858 7722 8382 9906 12573 14859 18161 25146 29718 36322 37719 44577 54483 75438 89154 108966 140897 163449 281794 326898 422691 490347 845382 980694 1268073 1549867 1831661 2536146 3099734 3663322 3804219 4649601 5494983 7608438 9299202 10989966 13948803 16484949 17893919 20148271 27897606 32969898 35787838 40296542 41846409 49454847 53681757 60444813 83692818 98909694 107363514 120889626 161045271 181334439 196833109 232620947 322090542 362668878 393666218 465241894 483135813 544003317 590499327 697862841 966271626 1088006634 1180998654 1395725682 1771497981 2093588523 2558830417 3542995962 4187177046 5117660834 5314493943 6280765569 7676491251 10628987886 12561531138 15352982502 23029473753 46058947506 69088421259 138176842518
• Sum of all divisors σ(n): 363584471040
• Sum of proper divisors (its aliquot sum) s(n): 225407628522
• 138176842518 is an abundant number, because the sum of its proper divisors (225407628522) is greater than itself. Its abundance is 87230786004

Bases of 138176842518

• Binary: 10000000101011111110110100101100010110₂
• Hexadecimal: 0x202BFB4B16
• Base-36: 1RH6XA1I

Squares and roots of 138176842518

• 138176842518 squared (138176842518²) is 19092839808244172580324
• 138176842518 cubed (138176842518³) is 2638188319405156352722643053415832
• The square root of 138176842518 is 371721.4582425933
• The cube root of 138176842518 is 5169.8557016945

Scales and comparisons

• 138,176,842,518 seconds is equal to 4,393 years, 31 weeks, 15 minutes, 18 seconds.
• To count from 1 to 138,176,842,518 would take you about eight thousand, seven hundred eighty-seven 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 138176842518 cubic inches would be around 430.8 feet tall.

Recreational maths with 138176842518

• 138176842518 backwards is 815248671831
• 138176842518 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138176842518's digits is 54
• More coming soon!