155972979000

Names of 155972979000

• Cardinal: 155972979000 can be written as One hundred fifty-five billion, nine hundred seventy-two million, nine hundred seventy-nine thousand.

Scientific notation

• Scientific notation: 1.55972979 × 10¹¹

Factors of 155972979000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 140948

Divisors of 155972979000

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 18 20 24 25 27 30 36 40 41 45 50 54 60 72 75 82 90 100 108 120 123 125 135 150 164 180 200 205 216 225 246 250 270 300 328 360 369 375 410 450 492 500 540 600 615 675 738 750 820 900 984 1000 1025 1080 1107 1125 1230 1350 1476 1500 1640 1800 1845 2050 2214 2250 2460 2700 2952 3000 3075 3375 3690 4100 4428 4500 4920 5125 5400 5535 6150 6750 7380 8200 8856 9000 9225 10250 11070 12300 13500 14760 15375 18450 20500 22140 24600 27000 27675 30750 36900 41000 44280 46125 55350 61500 73800 92250 110700 123000 138375 140897 184500 221400 276750 281794 369000 422691 553500 563588 704485 845382 1107000 1127176 1268073 1408970 1690764 2113455 2536146 2817940 3381528 3522425 3804219 4226910 5072292 5635880 5776777 6340365 7044850 7608438 8453820 10144584 10567275 11553554 12680730 14089700 15216876 16907640 17330331 17612125 19021095 21134550 23107108 25361460 28179400 28883885 30433752 31701825 34660662 35224250 38042190 42269100 46214216 50722920 51990993 52836375 57767770 63403650 69321324 70448500 76084380 84538200 86651655 95105475 103981986 105672750 115535540 126807300 138642648 140897000 144419425 152168760 155972979 158509125 173303310 190210950 207963972 211345500 231071080 253614600 259954965 288838850 311945958 317018250 346606620 380421900 415927944 422691000 433258275 475527375 519909930 577677700 623891916 634036500 693213240 722097125 760843800 779864895 866516550 951054750 1039819860 1155355400 1247783832 1268073000 1299774825 1444194250 1559729790 1733033100 1902109500 2079639720 2166291375 2599549650 2888388500 3119459580 3466066200 3804219000 3899324475 4332582750 5199099300 5776777000 6238919160 6498874125 7798648950 8665165500 10398198600 12997748250 15597297900 17330331000 19496622375 25995496500 31194595800 38993244750 51990993000 77986489500 155972979000
• Sum of all divisors σ(n): 553898217600
• Sum of proper divisors (its aliquot sum) s(n): 397925238600
• 155972979000 is an abundant number, because the sum of its proper divisors (397925238600) is greater than itself. Its abundance is 241952259600

Bases of 155972979000

• Binary: 10010001010000101101101100100100111000₂
• Hexadecimal: 0x2450B6C938
• Base-36: 1ZNIA8U0

Squares and roots of 155972979000

• 155972979000 squared (155972979000²) is 24327570178134441000000
• 155972979000 cubed (155972979000³) is 3794443592515189425269739000000000
• The square root of 155972979000 is 394934.1451432125
• The cube root of 155972979000 is 5382.9017826273

Scales and comparisons

• 155,972,979,000 seconds is equal to 4,959 years, 23 weeks, 5 days, 19 hours, 30 minutes.
• To count from 1 to 155,972,979,000 would take you about nine thousand, nine hundred eighteen 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 155972979000 cubic inches would be around 448.6 feet tall.

Recreational maths with 155972979000

• 155972979000 backwards is 000979279551
• 155972979000 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 155972979000's digits is 54
• More coming soon!