27989006472

Names of 27989006472

• Cardinal: 27989006472 can be written as Twenty-seven billion, nine hundred eighty-nine million, six thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 2.7989006472 × 10¹⁰

Factors of 27989006472

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1146

Divisors of 27989006472

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 18 21 24 28 36 42 47 56 63 72 84 94 126 141 168 188 252 282 329 376 423 504 564 658 846 987 1087 1128 1316 1692 1974 2174 2632 2961 3261 3384 3948 4348 5922 6522 7609 7896 8696 9783 11844 13044 15218 19566 22827 23688 26088 30436 39132 45654 51089 60872 68481 78264 91308 102178 136962 153267 182616 204356 273924 306534 357623 408712 459801 547848 613068 715246 919602 1072869 1181569 1226136 1430492 1839204 2145738 2363138 2860984 3218607 3544707 3678408 4291476 4726276 6437214 7089414 8270983 8582952 9452552 10634121 12874428 14178828 16541966 21268242 24812949 25748856 28357656 33083932 42536484 49625898 55533743 66167864 74438847 85072968 99251796 111067486 148877694 166601229 198503592 222134972 297755388 333202458 388736201 444269944 499803687 595510776 666404916 777472402 999607374 1166208603 1332809832 1554944804 1999214748 2332417206 3109889608 3498625809 3998429496 4664834412 6997251618 9329668824 13994503236 27989006472
• Sum of all divisors σ(n): 88557356160
• Sum of proper divisors (its aliquot sum) s(n): 60568349688
• 27989006472 is an abundant number, because the sum of its proper divisors (60568349688) is greater than itself. Its abundance is 32579343216

Bases of 27989006472

• Binary: 11010000100010001100101100010001000₂
• Hexadecimal: 0x684465888
• Base-36: CUVXJM0

Squares and roots of 27989006472

• 27989006472 squared (27989006472²) is 783384483289657886784
• 27989006472 cubed (27989006472³) is 21926153372858610443863219266048
• The square root of 27989006472 is 167299.1526338373
• The cube root of 27989006472 is 3036.1915052587

Scales and comparisons

• 27,989,006,472 seconds is equal to 889 years, 50 weeks, 20 hours, 1 minute, 12 seconds.
• To count from 1 to 27,989,006,472 would take you about one thousand, seven hundred seventy-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 27989006472 cubic inches would be around 253 feet tall.

Recreational maths with 27989006472

• 27989006472 backwards is 27460098972
• The number of decimal digits it has is: 11
• The sum of 27989006472's digits is 54
• More coming soon!