128389133136

Names of 128389133136

• Cardinal: 128389133136 can be written as One hundred twenty-eight billion, three hundred eighty-nine million, one hundred thirty-three thousand, one hundred thirty-six.

Scientific notation

• Scientific notation: 1.28389133136 × 10¹¹

Factors of 128389133136

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 314

Divisors of 128389133136

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 6 8 11 12 16 22 24 33 44 48 66 88 101 121 132 176 197 202 242 264 303 363 394 404 484 528 591 606 726 788 808 968 1111 1182 1212 1331 1452 1576 1616 1936 2167 2222 2364 2424 2662 2904 3152 3333 3993 4334 4444 4728 4848 5324 5808 6501 6666 7986 8668 8888 9456 10201 10648 12221 13002 13332 15972 17336 17776 19897 20402 21296 23837 24442 26004 26664 30603 31944 34672 36663 39794 40804 47674 48884 52008 53328 59691 61206 63888 71511 73326 79588 81608 95348 97768 104016 112211 119382 122412 134431 143022 146652 159176 163216 190696 195536 218867 224422 238764 244824 262207 268862 286044 293304 318352 336633 381392 403293 437734 448844 477528 489648 524414 537724 572088 586608 656601 673266 786621 806586 875468 897688 955056 1048828 1075448 1144176 1234321 1313202 1346532 1573242 1613172 1750936 1795376 2009597 2097656 2150896 2407537 2468642 2626404 2693064 3146484 3226344 3501872 3702963 4019194 4195312 4815074 4937284 5252808 5386128 6028791 6292968 6452688 7222611 7405926 8038388 9630148 9874568 10505616 12057582 12585936 13577531 14445222 14811852 16076776 19260296 19749136 22105567 24115164 26482907 27155062 28890444 29623704 32153552 38520592 40732593 44211134 48230328 52965814 54310124 57780888 59247408 66316701 79448721 81465186 88422268 96460656 105931628 108620248 115561776 132633402 158897442 162930372 176844536 211863256 217240496 243161237 265266804 317794884 325860744 353689072 423726512 486322474 530533608 635589768 651721488 729483711 972644948 1061067216 1271179536 1458967422 1945289896 2674773607 2917934844 3890579792 5349547214 5835869688 8024320821 10699094428 11671739376 16048641642 21398188856 32097283284 42796377712 64194566568 128389133136
• Sum of all divisors σ(n): 370332350784
• Sum of proper divisors (its aliquot sum) s(n): 241943217648
• 128389133136 is an abundant number, because the sum of its proper divisors (241943217648) is greater than itself. Its abundance is 113554084512

Bases of 128389133136

• Binary: 1110111100100100101101011001101010000₂
• Hexadecimal: 0x1DE496B350
• Base-36: 1MZBKP5C

Squares and roots of 128389133136

• 128389133136 squared (128389133136²) is 16483769507413533194496
• 128389133136 cubed (128389133136³) is 2116336877870453252316302326419456
• The square root of 128389133136 is 358314.2937924749
• The cube root of 128389133136 is 5044.7860853697

Scales and comparisons

• 128,389,133,136 seconds is equal to 4,082 years, 19 weeks, 4 days, 8 hours, 5 minutes, 36 seconds.
• To count from 1 to 128,389,133,136 would take you about eight thousand, one hundred sixty-four 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 128389133136 cubic inches would be around 420.4 feet tall.

Recreational maths with 128389133136

• 128389133136 backwards is 631331983821
• 128389133136 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 128389133136's digits is 48
• More coming soon!