145473120

Names of 145473120

• Cardinal: 145473120 can be written as One hundred forty-five million, four hundred seventy-three thousand, one hundred twenty.

Scientific notation

• Scientific notation: 1.4547312 × 10⁸

Factors of 145473120

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 451

Divisors of 145473120

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 16 18 19 20 24 26 30 32 36 38 39 40 45 48 52 57 60 65 72 76 78 80 90 95 96 104 114 117 120 130 144 152 156 160 171 180 190 195 208 228 234 240 247 260 285 288 304 312 342 360 380 390 409 416 456 468 480 494 520 570 585 608 624 684 720 741 760 780 818 855 912 936 988 1040 1140 1170 1227 1235 1248 1368 1440 1482 1520 1560 1636 1710 1824 1872 1976 2045 2080 2223 2280 2340 2454 2470 2736 2964 3040 3120 3272 3420 3681 3705 3744 3952 4090 4446 4560 4680 4908 4940 5317 5472 5928 6135 6240 6544 6840 7362 7410 7771 7904 8180 8892 9120 9360 9816 9880 10634 11115 11856 12270 13088 13680 14724 14820 15542 15951 16360 17784 18405 18720 19632 19760 21268 22230 23313 23712 24540 26585 27360 29448 29640 31084 31902 32720 35568 36810 38855 39264 39520 42536 44460 46626 47853 49080 53170 58896 59280 62168 63804 65440 69939 71136 73620 77710 79755 85072 88920 93252 95706 98160 101023 106340 116565 117792 118560 124336 127608 139878 147240 155420 159510 170144 177840 186504 191412 196320 202046 212680 233130 239265 248672 255216 279756 294480 303069 310840 319020 349695 355680 373008 382824 404092 425360 466260 478530 505115 510432 559512 588960 606138 621680 638040 699390 746016 765648 808184 850720 909207 932520 957060 1010230 1119024 1212276 1243360 1276080 1398780 1515345 1531296 1616368 1818414 1865040 1914120 2020460 2238048 2424552 2552160 2797560 3030690 3232736 3636828 3730080 3828240 4040920 4546035 4849104 5595120 6061380 7273656 7656480 8081840 9092070 9698208 11190240 12122760 14547312 16163680 18184140 24245520 29094624 36368280 48491040 72736560 145473120
• Sum of all divisors σ(n): 564127200
• Sum of proper divisors (its aliquot sum) s(n): 418654080
• 145473120 is an abundant number, because the sum of its proper divisors (418654080) is greater than itself. Its abundance is 273180960

Bases of 145473120

• Binary: 1000101010111011111001100000₂
• Hexadecimal: 0x8ABBE60
• Base-36: 2ELZS0

Squares and roots of 145473120

• 145473120 squared (145473120²) is 21162428642534400
• 145473120 cubed (145473120³) is 3078564521406843875328000
• The square root of 145473120 is 12061.2238185021
• The cube root of 145473120 is 525.9295640289

Scales and comparisons

• 145,473,120 seconds is equal to 4 years, 32 weeks, 3 days, 17 hours, 12 minutes.
• To count from 1 to 145,473,120 would take you about six 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 145473120 cubic inches would be around 43.8 feet tall.

Recreational maths with 145473120

• 145473120 backwards is 021374541
• The number of decimal digits it has is: 9
• The sum of 145473120's digits is 27
• More coming soon!