4909161378

Names of 4909161378

• Cardinal: 4909161378 can be written as Four billion, nine hundred nine million, one hundred sixty-one thousand, three hundred seventy-eight.

Scientific notation

• Scientific notation: 4.909161378 × 10⁹

Factors of 4909161378

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 400

Divisors of 4909161378

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 6 11 22 33 66 71 73 113 127 142 146 213 219 226 254 339 381 426 438 678 762 781 803 1243 1397 1562 1606 2343 2409 2486 2794 3729 4191 4686 4818 5183 7458 8023 8249 8382 9017 9271 10366 14351 15549 16046 16498 18034 18542 24069 24747 27051 27813 28702 31098 43053 48138 49494 54102 55626 57013 86106 88253 90739 99187 101981 114026 157861 171039 176506 181478 198374 203962 264759 272217 297561 305943 315722 342078 473583 529518 544434 585679 595122 611886 658241 947166 1018921 1047623 1171358 1316482 1757037 1974723 2037842 2095246 3056763 3142869 3514074 3949446 6113526 6285738 6442469 7240651 11208131 11523853 12884938 14481302 19327407 21721953 22416262 23047706 33624393 34571559 38654814 43443906 67248786 69143118 74381233 148762466 223143699 446287398 818193563 1636387126 2454580689 4909161378
• Sum of all divisors σ(n): 11195449344
• Sum of proper divisors (its aliquot sum) s(n): 6286287966
• 4909161378 is an abundant number, because the sum of its proper divisors (6286287966) is greater than itself. Its abundance is 1377126588

Bases of 4909161378

• Binary: 100100100100110111101101110100010₂
• Hexadecimal: 0x1249BDBA2
• Base-36: 296SD5U

Squares and roots of 4909161378

• 4909161378 squared (4909161378²) is 24099865435246858884
• 4909161378 cubed (4909161378³) is 118310128609711039529148982152
• The square root of 4909161378 is 70065.4078558029
• The cube root of 4909161378 is 1699.5571370051

Scales and comparisons

• 4,909,161,378 seconds is equal to 156 years, 4 weeks, 6 days, 23 hours, 56 minutes, 18 seconds.
• To count from 1 to 4,909,161,378 would take you about three hundred twelve 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 4909161378 cubic inches would be around 141.6 feet tall.

Recreational maths with 4909161378

• 4909161378 backwards is 8731619094
• The number of decimal digits it has is: 10
• The sum of 4909161378's digits is 48
• More coming soon!