18072163434

Names of 18072163434

• Cardinal: 18072163434 can be written as Eighteen billion, seventy-two million, one hundred sixty-three thousand, four hundred thirty-four.

Scientific notation

• Scientific notation: 1.8072163434 × 10¹⁰

Factors of 18072163434

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 944

Divisors of 18072163434

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 6 13 26 31 39 41 62 78 82 93 123 186 246 403 421 433 533 806 842 866 1066 1209 1263 1271 1299 1599 2418 2526 2542 2598 3198 3813 5473 5629 7626 10946 11258 13051 13423 16419 16523 16887 17261 17753 26102 26846 32838 33046 33774 34522 35506 39153 40269 49569 51783 53259 78306 80538 99138 103566 106518 169663 174499 182293 224393 230789 339326 348998 364586 448786 461578 508989 523497 535091 546879 550343 673179 692367 1017978 1046994 1070182 1093758 1100686 1346358 1384734 1605273 1651029 2369809 3210546 3302058 4739618 5651083 6956183 7109427 7154459 7474013 11302166 13912366 14218854 14308918 14948026 16953249 20868549 21463377 22422039 33906498 41737098 42926754 44844078 73464079 97162169 146928158 194324338 220392237 231694403 291486507 440784474 463388806 582973014 695083209 1390166418 3012027239 6024054478 9036081717 18072163434
• Sum of all divisors σ(n): 41353353216
• Sum of proper divisors (its aliquot sum) s(n): 23281189782
• 18072163434 is an abundant number, because the sum of its proper divisors (23281189782) is greater than itself. Its abundance is 5209026348

Bases of 18072163434

• Binary: 10000110101001011110101010001101010₂
• Hexadecimal: 0x4352F546A
• Base-36: 8AVP6JU

Squares and roots of 18072163434

• 18072163434 squared (18072163434²) is 326603091185206672356
• 18072163434 cubed (18072163434³) is 5902424441948659745884921830504
• The square root of 18072163434 is 134432.7468811079
• The cube root of 18072163434 is 2624.2389780123

Scales and comparisons

• 18,072,163,434 seconds is equal to 574 years, 33 weeks, 1 day, 13 hours, 23 minutes, 54 seconds.
• To count from 1 to 18,072,163,434 would take you about one thousand, one hundred forty-nine 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 18072163434 cubic inches would be around 218.7 feet tall.

Recreational maths with 18072163434

• 18072163434 backwards is 43436127081
• 18072163434 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18072163434's digits is 39
• More coming soon!