155240957147472

Names of 155240957147472

• Cardinal: 155240957147472 can be written as One hundred fifty-five trillion, two hundred forty billion, nine hundred fifty-seven million, one hundred forty-seven thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 1.55240957147472 × 10¹⁴

Factors of 155240957147472

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 116408845

Divisors of 155240957147472

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 36 42 48 49 54 56 63 72 81 84 98 108 112 126 144 147 162 168 189 196 216 243 252 294 324 336 343 378 392 432 441 486 504 567 588 648 686 756 784 882 972 1008 1029 1134 1176 1296 1323 1372 1512 1701 1764 1944 2058 2268 2352 2646 2744 3024 3087 3402 3528 3888 3969 4116 4536 5292 5488 6174 6804 7056 7938 8232 9072 9261 10584 11907 12348 13608 15876 16464 18522 21168 23814 24696 27216 27783 31752 37044 47628 49392 55566 63504 74088 83349 95256 111132 148176 166698 190512 222264 333396 444528 666792 1333584 116408833 232817666 349226499 465635332 698452998 814861831 931270664 1047679497 1396905996 1629723662 1862541328 2095358994 2444585493 2793811992 3143038491 3259447324 4190717988 4889170986 5587623984 5704032817 6286076982 6518894648 7333756479 8381435976 9429115473 9778341972 11408065634 12572153964 13037789296 14667512958 16762871952 17112098451 18858230946 19556683944 22001269437 22816131268 25144307928 28287346419 29335025916 34224196902 37716461892 39113367888 39928229719 44002538874 45632262536 50288615856 51336295353 56574692838 58670051832 66003808311 68448393804 75432923784 79856459438 88005077748 91264525072 102672590706 113149385676 117340103664 119784689157 132007616622 136896787608 150865847568 154008886059 159712918876 176010155496 198011424933 205345181412 226298771352 239569378314 264015233244 273793575216 308017772118 319425837752 352020310992 359354067471 396022849866 410690362824 452597542704 462026658177 479138756628 528030466488 616035544236 638851675504 718708134942 792045699732 821380725648 924053316354 958277513256 1056060932976 1078062202413 1232071088472 1386079974531 1437416269884 1584091399464 1848106632708 1916555026512 2156124404826 2464142176944 2772159949062 2874832539768 3168182798928 3234186607239 3696213265416 4312248809652 5544319898124 5749665079536 6468373214478 7392426530832 8624497619304 9702559821717 11088639796248 12936746428956 17248995238608 19405119643434 22177279592496 25873492857912 38810239286868 51746985715824 77620478573736 155240957147472
• Sum of all divisors σ(n): 525422913142400
• Sum of proper divisors (its aliquot sum) s(n): 370181955994928
• 155240957147472 is an abundant number, because the sum of its proper divisors (370181955994928) is greater than itself. Its abundance is 214940998847456

Bases of 155240957147472

• Binary: 100011010011000011011010000110101111100101010000₂
• Hexadecimal: 0x8D30DA1AF950
• Base-36: 1J10PLOL00

Squares and roots of 155240957147472

• 155240957147472 squared (155240957147472²) is 24099754776063237843155990784
• 155240957147472 cubed (155240957147472³) is 3741268998455416771625749720797240560898048
• The square root of 155240957147472 is 12459572.9119208577
• The cube root of 155240957147472 is 53744.6745353647

Scales and comparisons

• 155,240,957,147,472 seconds is equal to 4,936,182 years, 12 weeks, 5 days, 8 hours, 31 minutes, 12 seconds.
• To count from 1 to 155,240,957,147,472 would take you about twelve million, three hundred forty thousand, four hundred fifty-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 155240957147472 cubic inches would be around 4478.7 feet tall.

Recreational maths with 155240957147472

• 155240957147472 backwards is 274741759042551
• 155240957147472 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 155240957147472's digits is 63
• More coming soon!