168936949728

Names of 168936949728

• Cardinal: 168936949728 can be written as One hundred sixty-eight billion, nine hundred thirty-six million, nine hundred forty-nine thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 1.68936949728 × 10¹¹

Factors of 168936949728

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 2883

Divisors of 168936949728

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 41 48 54 72 82 96 108 123 144 164 216 246 288 328 369 432 492 656 738 864 984 1107 1312 1476 1681 1968 2214 2837 2952 3362 3936 4428 5043 5674 5904 6724 8511 8856 10086 11348 11808 13448 15129 17022 17712 20172 22696 25533 26896 30258 34044 35424 40344 45387 45392 51066 53792 60516 68088 68921 76599 80688 90774 90784 102132 116317 121032 136176 137842 153198 161376 181548 204264 206763 232634 242064 272352 275684 306396 348951 363096 408528 413526 465268 484128 551368 612792 620289 697902 726192 817056 827052 930536 1046853 1102736 1225584 1240578 1395804 1452384 1654104 1860867 1861072 2093706 2205472 2451168 2481156 2791608 3140559 3308208 3721734 3722144 4187412 4768997 4962312 5583216 6281118 6616416 7443468 8374824 9537994 9924624 11166432 12562236 14306991 14886936 16749648 19075988 19849248 25124472 28613982 29773872 33499296 38151976 42920973 50248944 57227964 59547744 76303952 85841946 100497888 114455928 128762919 152607904 171683892 195528877 228911856 257525838 343367784 391057754 457823712 515051676 586586631 686735568 782115508 1030103352 1173173262 1373471136 1564231016 1759759893 2060206704 2346346524 3128462032 3519519786 4120413408 4692693048 5279279679 6256924064 7039039572 9385386096 10558559358 14078079144 18770772192 21117118716 28156158288 42234237432 56312316576 84468474864 168936949728
• Sum of all divisors σ(n): 505228933440
• Sum of proper divisors (its aliquot sum) s(n): 336291983712
• 168936949728 is an abundant number, because the sum of its proper divisors (336291983712) is greater than itself. Its abundance is 167355033984

Bases of 168936949728

• Binary: 10011101010101011011010100011111100000₂
• Hexadecimal: 0x27556D47E0
• Base-36: 25LWP4O0

Squares and roots of 168936949728

• 168936949728 squared (168936949728²) is 28539692983400799273984
• 168936949728 cubed (168936949728³) is 4821408678789335165424053906276352
• The square root of 168936949728 is 411019.4031040383
• The cube root of 168936949728 is 5528.0871724257

Scales and comparisons

• 168,936,949,728 seconds is equal to 5,371 years, 34 weeks, 6 days, 18 hours, 28 minutes, 48 seconds.
• To count from 1 to 168,936,949,728 would take you about ten thousand, seven hundred forty-three 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 168936949728 cubic inches would be around 460.7 feet tall.

Recreational maths with 168936949728

• 168936949728 backwards is 827949639861
• 168936949728 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 168936949728's digits is 72
• More coming soon!