161589232949920

Names of 161589232949920

• Cardinal: 161589232949920 can be written as One hundred sixty-one trillion, five hundred eighty-nine billion, two hundred thirty-two million, nine hundred forty-nine thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.6158923294992 × 10¹⁴

Factors of 161589232949920

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 213

Divisors of 161589232949920

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 40 79 80 127 158 160 254 316 395 508 632 635 790 1016 1264 1270 1580 2032 2528 2540 3160 4064 5080 6241 6320 10033 10160 12482 12640 16129 20066 20320 24964 31205 32258 40132 49928 50165 62410 64516 80264 80645 99856 100330 124820 129032 160528 161290 199712 200660 249640 258064 321056 322580 401320 493039 499280 516128 645160 792607 802640 986078 998560 1274191 1290320 1585214 1605280 1972156 2048383 2465195 2548382 2580640 3170428 3944312 3963035 4096766 4930390 5096764 6340856 6370955 7888624 7926070 8193532 9860780 10193528 10241915 12681712 12741910 15777248 15852140 16387064 19721560 20387056 20483830 25363424 25483820 31704280 32774128 39443120 40774112 40967660 50967640 62615953 63408560 65548256 78886240 81935320 100661089 101935280 125231906 126817120 161822257 163870640 201322178 203870560 250463812 313079765 323644514 327741280 402644356 500927624 503305445 626159530 647289028 805288712 809111285 1001855248 1006610890 1252319060 1294578056 1610577424 1618222570 2003710496 2013221780 2504638120 2589156112 3221154848 3236445140 4026443560 5009276240 5178312224 6472890280 7952226031 8052887120 10018552480 12783958303 12945780560 15904452062 16105774240 25567916606 25891561120 31808904124 39761130155 51135833212 63617808248 63919791515 79522260310 102271666424 127235616496 127839583030 159044520620 204543332848 254471232992 255679166060 318089041240 409086665696 511358332120 636178082480 1009932705937 1022716664240 1272356164960 2019865411874 2045433328480 4039730823748 5049663529685 8079461647496 10099327059370 16158923294992 20198654118740 32317846589984 40397308237480 80794616474960 161589232949920
• Sum of all divisors σ(n): 389717482291200
• Sum of proper divisors (its aliquot sum) s(n): 228128249341280
• 161589232949920 is an abundant number, because the sum of its proper divisors (228128249341280) is greater than itself. Its abundance is 66539016391360

Bases of 161589232949920

• Binary: 100100101111011011101100110101000101101010100000₂
• Hexadecimal: 0x92F6ECD45AA0
• Base-36: 1LA12H6ROG

Squares and roots of 161589232949920

• 161589232949920 squared (161589232949920²) is 26111080205343511425228006400
• 161589232949920 cubed (161589232949920³) is 4219269421875297616045727352119672639488000
• The square root of 161589232949920 is 12711775.3657748373
• The cube root of 161589232949920 is 54467.5038945933

Scales and comparisons

• 161,589,232,949,920 seconds is equal to 5,138,037 years, 40 weeks, 3 days, 17 hours, 38 minutes, 40 seconds.
• To count from 1 to 161,589,232,949,920 would take you about twelve million, eight hundred forty-five thousand and ninety-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 161589232949920 cubic inches would be around 4539 feet tall.

Recreational maths with 161589232949920

• 161589232949920 backwards is 029949232985161
• The number of decimal digits it has is: 15
• The sum of 161589232949920's digits is 70
• More coming soon!