42742577878

Names of 42742577878

• Cardinal: 42742577878 can be written as Forty-two billion, seven hundred forty-two million, five hundred seventy-seven thousand, eight hundred seventy-eight.

Scientific notation

• Scientific notation: 4.2742577878 × 10¹⁰

Factors of 42742577878

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 222

Divisors of 42742577878

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 7 11 13 14 19 22 26 38 61 77 91 109 122 133 143 154 169 182 209 218 247 266 286 338 418 427 494 671 763 793 854 1001 1159 1183 1199 1342 1417 1463 1526 1586 1729 1859 2002 2071 2197 2318 2366 2398 2717 2834 2926 3211 3458 3718 4142 4394 4697 5434 5551 6422 6649 8113 8393 8723 9394 9919 10309 11102 12749 13013 13298 14497 15067 15379 15587 16226 16786 17446 18421 19019 19838 20618 22477 22781 24167 25498 26026 26923 28994 30134 30758 31174 35321 36842 38038 41743 44954 45562 46543 48334 53846 61061 70642 72163 73139 83486 86437 89243 93086 105469 109109 113399 122122 126331 128947 134017 144326 146278 159467 165737 169169 172874 178486 188461 195871 202631 210938 218218 226798 239473 247247 252662 257894 268034 292201 296153 318934 331474 338338 349999 376922 391742 405262 459173 478946 494494 511973 584402 592306 605059 699998 793793 884317 918346 938119 950807 1023946 1123681 1160159 1210118 1371097 1389641 1418417 1474187 1587586 1642303 1676311 1768634 1876238 1901614 2073071 2154581 2247362 2320318 2449993 2546323 2634203 2742194 2779282 2836834 2948374 3214211 3284606 3352622 3849989 4146142 4309162 4549987 4899986 5092646 5268406 6428422 6655649 7699978 7865767 9099974 9727487 10319309 11496121 12360491 13311298 14607853 15082067 15731534 17824261 18065333 18439421 19454974 20638618 21349939 22992242 24720982 26949923 28009553 29215706 30164134 31849909 35648522 36130666 36878842 42699878 50049857 53899846 56019106 63699818 86523437 100099714 102254971 126457331 149449573 160686383 173046874 196066871 204509942 234849329 252914662 277549207 298899146 321372766 350348999 392133742 469698658 555098414 700697998 1124804681 1643945303 1942844449 2249609362 3053041277 3287890606 3885688898 6106082554 21371288939 42742577878
• Sum of all divisors σ(n): 93494016000
• Sum of proper divisors (its aliquot sum) s(n): 50751438122
• 42742577878 is an abundant number, because the sum of its proper divisors (50751438122) is greater than itself. Its abundance is 8008860244

Bases of 42742577878

• Binary: 100111110011101001111111101011010110₂
• Hexadecimal: 0x9F3A7FAD6
• Base-36: JMVTS5Y

Squares and roots of 42742577878

• 42742577878 squared (42742577878²) is 1826927963656894982884
• 42742577878 cubed (42742577878³) is 78087610764100787477586847040152
• The square root of 42742577878 is 206742.7819247869
• The cube root of 42742577878 is 3496.3929608777

Scales and comparisons

• 42,742,577,878 seconds is equal to 1,359 years, 4 weeks, 1 day, 18 hours, 17 minutes, 58 seconds.
• To count from 1 to 42,742,577,878 would take you about two thousand, seven hundred eighteen 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 42742577878 cubic inches would be around 291.4 feet tall.

Recreational maths with 42742577878

• 42742577878 backwards is 87877524724
• 42742577878 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 42742577878's digits is 61
• More coming soon!