128713241736

Names of 128713241736

• Cardinal: 128713241736 can be written as One hundred twenty-eight billion, seven hundred thirteen million, two hundred forty-one thousand, seven hundred thirty-six.

Scientific notation

• Scientific notation: 1.28713241736 × 10¹¹

Factors of 128713241736

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 5208

Divisors of 128713241736

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 19 24 31 36 38 57 62 72 76 93 114 124 152 171 186 228 248 279 342 361 372 456 558 589 684 722 744 961 1083 1116 1178 1368 1444 1767 1922 2166 2232 2356 2883 2888 3249 3534 3844 4332 4712 5153 5301 5766 6498 7068 7688 8649 8664 10306 10602 11191 11532 12996 14136 15459 17298 18259 20612 21204 22382 23064 25992 30918 33573 34596 36518 41224 42408 44764 46377 54777 61836 67146 69192 73036 89528 92754 97907 100719 109554 123672 134292 146072 159743 164331 185508 195814 201438 219108 268584 293721 319486 328662 346921 371016 391628 402876 438216 479229 587442 638972 657324 693842 783256 805752 881163 958458 1040763 1174884 1277944 1314648 1387684 1437687 1762326 1860233 1916916 2081526 2349768 2775368 2875374 3035117 3122289 3524652 3720466 3833832 4163052 4952033 5580699 5750748 6070234 6244578 7049304 7440932 8326104 9105351 9904066 11161398 11501496 12140468 12489156 14856099 14881864 16742097 18210702 19808132 22322796 24280936 24978312 27316053 29712198 33484194 36421404 39616264 44568297 44645592 54632106 57667223 59424396 66968388 72842808 89136594 94088627 109264212 115334446 118848792 133936776 173001669 178273188 188177254 218528424 230668892 282265881 346003338 356546376 376354508 461337784 519005007 564531762 692006676 752709016 846797643 1038010014 1129063524 1384013352 1693595286 1787683913 2076020028 2258127048 3387190572 3575367826 4152040056 5363051739 6774381144 7150735652 10726103478 14301471304 16089155217 21452206956 32178310434 42904413912 64356620868 128713241736
• Sum of all divisors σ(n): 380236014990
• Sum of proper divisors (its aliquot sum) s(n): 251522773254
• 128713241736 is an abundant number, because the sum of its proper divisors (251522773254) is greater than itself. Its abundance is 122809531518

Bases of 128713241736

• Binary: 1110111110111111010000011010010001000₂
• Hexadecimal: 0x1DF7E83488
• Base-36: 1N4OJGY0

Squares and roots of 128713241736

• 128713241736 squared (128713241736²) is 16567098598189972293696
• 128713241736 cubed (128713241736³) is 2132404966732972635889635636896256
• The square root of 128713241736 is 358766.2773115667
• The cube root of 128713241736 is 5049.0275778325

Scales and comparisons

• 128,713,241,736 seconds is equal to 4,092 years, 35 weeks, 3 days, 14 hours, 15 minutes, 36 seconds.
• To count from 1 to 128,713,241,736 would take you about eight thousand, one hundred eighty-five 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 128713241736 cubic inches would be around 420.8 feet tall.

Recreational maths with 128713241736

• 128713241736 backwards is 637142317821
• The number of decimal digits it has is: 12
• The sum of 128713241736's digits is 45
• More coming soon!