145247180427

Names of 145247180427

• Cardinal: 145247180427 can be written as One hundred forty-five billion, two hundred forty-seven million, one hundred eighty thousand, four hundred twenty-seven.

Scientific notation

• Scientific notation: 1.45247180427 × 10¹¹

Factors of 145247180427

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 147

Divisors of 145247180427

• Number of divisors d(n): 180
• Complete list of divisors:
  1 3 9 27 29 31 37 47 81 87 93 111 141 261 279 333 423 783 837 899 961 999 1073 1147 1269 1363 1369 1457 1739 2349 2511 2697 2883 2997 3219 3441 3807 4089 4107 4371 5217 8091 8649 9657 10323 12267 12321 13113 15651 24273 25947 27869 28971 30969 33263 35557 36801 36963 39339 39701 42253 42439 45167 46953 50431 53909 64343 72819 77841 83607 86913 92907 99789 106671 110403 110889 118017 119103 126759 127317 135501 140859 151293 161727 193029 250821 299367 320013 357309 380277 381951 406503 453879 485181 579087 752463 898101 960039 1031153 1071927 1140831 1145853 1219509 1230731 1309843 1315609 1361637 1455543 1563361 1671179 1737261 1865947 1994633 2257389 2694303 2880117 3093459 3215781 3422493 3437559 3658527 3692193 3929529 3946827 4084911 4366629 4690083 5013537 5211783 5597841 5983899 9280377 11076579 11788587 11840481 14070249 15040611 16793523 17951697 27841131 33229737 35365761 35521443 38152661 42210747 45121833 48464191 50380569 53855091 57844357 61833623 83523393 99689211 106097283 106564329 114457983 126632241 135365499 145392573 151141707 161565273 173533071 185500869 343373949 436177719 520599213 556502607 1030121847 1308533157 1561797639 1669507821 1793175067 3090365541 3925599471 4685392917 5008523463 5379525201 16138575603 48415726809 145247180427
• Sum of all divisors σ(n): 243439590240
• Sum of proper divisors (its aliquot sum) s(n): 98192409813
• 145247180427 is a deficient number, because the sum of its proper divisors (98192409813) is less than itself. Its deficiency is 47054770614

Bases of 145247180427

• Binary: 10000111010001011010000001011010001011₂
• Hexadecimal: 0x21D168168B
• Base-36: 1UQ4F5OR

Squares and roots of 145247180427

• 145247180427 squared (145247180427²) is 21096743421993491902329
• 145247180427 cubed (145247180427³) is 3064242498236414118357343724514483
• The square root of 145247180427 is 381113.0808920103
• The cube root of 145247180427 is 5256.5714285759

Scales and comparisons

• 145,247,180,427 seconds is equal to 4,618 years, 21 weeks, 2 days, 15 hours, 27 seconds.
• To count from 1 to 145,247,180,427 would take you about nine thousand, two hundred thirty-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 145247180427 cubic inches would be around 438 feet tall.

Recreational maths with 145247180427

• 145247180427 backwards is 724081742541
• The number of decimal digits it has is: 12
• The sum of 145247180427's digits is 45
• More coming soon!