155561868380032

Names of 155561868380032

• Cardinal: 155561868380032 can be written as One hundred fifty-five trillion, five hundred sixty-one billion, eight hundred sixty-eight million, three hundred eighty thousand and thirty-two.

Scientific notation

• Scientific notation: 1.55561868380032 × 10¹⁴

Factors of 155561868380032

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 632208

Divisors of 155561868380032

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 8 16 23 32 46 64 92 97 128 184 194 368 388 736 776 863 1472 1552 1726 2231 2944 3104 3452 4462 6208 6904 8924 12416 13808 17848 19849 27616 35696 39698 55232 71392 79396 83711 110464 142784 158792 167422 285568 317584 334844 631223 635168 669688 1262446 1270336 1339376 1925353 2524892 2540672 2678752 3850706 5049784 5357504 7701412 10099568 10715008 14518129 15402824 20199136 29036258 30805648 40398272 58072516 61228631 61611296 80796544 116145032 122457262 123222592 232290064 244914524 246445184 464580128 489829048 544745449 929160256 979658096 1089490898 1408258513 1858320512 1959316192 2178981796 2816517026 3918632384 4357963592 5633034052 7837264768 8715927184 11266068104 12529145327 17431854368 22532136208 25058290654 34863708736 45064272416 50116581308 52840308553 69727417472 90128544832 100233162616 105680617106 180257089664 200466325232 211361234212 400932650464 422722468424 801865300928 845444936848 1215327096719 1603730601856 1690889873696 2430654193438 3381779747392 4861308386876 6763559494784 9722616773752 19445233547504 38890467095008 77780934190016 155561868380032
• Sum of all divisors σ(n): 327095630991360
• Sum of proper divisors (its aliquot sum) s(n): 171533762611328
• 155561868380032 is an abundant number, because the sum of its proper divisors (171533762611328) is greater than itself. Its abundance is 15971894231296

Bases of 155561868380032

• Binary: 100011010111101110010001111001111100011110000000₂
• Hexadecimal: 0x8D7B91E7C780
• Base-36: 1J544VY0SG

Squares and roots of 155561868380032

• 155561868380032 squared (155561868380032²) is 24199494893886399783976321024
• 155561868380032 cubed (155561868380032³) is 3764518639546012573703589248965202063392768
• The square root of 155561868380032 is 12472444.3626753453
• The cube root of 155561868380032 is 53781.6823784897

Scales and comparisons

• 155,561,868,380,032 seconds is equal to 4,946,386 years, 11 weeks, 6 days, 17 hours, 33 minutes, 52 seconds.
• To count from 1 to 155,561,868,380,032 would take you about twelve million, three hundred sixty-five thousand, nine hundred sixty-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 155561868380032 cubic inches would be around 4481.8 feet tall.

Recreational maths with 155561868380032

• 155561868380032 backwards is 230083868165551
• The number of decimal digits it has is: 15
• The sum of 155561868380032's digits is 61
• More coming soon!