145231823709

Names of 145231823709

• Cardinal: 145231823709 can be written as One hundred forty-five billion, two hundred thirty-one million, eight hundred twenty-three thousand, seven hundred nine.

Scientific notation

• Scientific notation: 1.45231823709 × 10¹¹

Factors of 145231823709

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 589

Divisors of 145231823709

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 7 9 21 29 31 61 63 87 93 127 183 203 217 261 279 331 381 427 549 609 651 889 899 993 1143 1281 1769 1827 1891 1953 2317 2667 2697 2979 3683 3843 3937 5307 5673 6293 6951 7747 8001 8091 9599 10261 11049 11811 12383 13237 15921 17019 18879 20191 20853 23241 25781 27559 28797 30783 33147 35433 37149 39711 42037 54229 54839 56637 60573 67193 69723 71827 77343 82677 86391 92349 111447 114173 119133 126111 141337 162687 164517 181719 201579 215481 224663 232029 240157 248031 294259 297569 342519 378333 383873 424011 488061 493551 585539 604737 625921 646443 673989 720471 799211 882777 892707 1027557 1151619 1219073 1272033 1303147 1572641 1681099 1756617 1877763 2021967 2082983 2161413 2397633 2564257 2648331 2678121 3454857 3657219 3909441 4098773 4381447 4717923 5043297 5269851 5633289 6248949 6964553 7192899 7692771 8533511 9122029 10971657 11728323 12296319 13144341 14153769 15129891 17949799 18151709 18746847 20893659 23078313 25600533 27366087 36888957 37791263 39433023 48751871 53849397 54455127 62680977 74363453 76801599 79491967 82098261 113373789 127061963 146255613 161548191 163365381 223090359 238475901 264538841 340121367 381185889 438766839 520544171 556443769 669271077 715427703 793616523 1143557667 1561632513 1669331307 2305267043 2380849569 4684897539 5007993921 6915801129 16136869301 20747403387 48410607903 145231823709
• Sum of all divisors σ(n): 263053639680
• Sum of proper divisors (its aliquot sum) s(n): 117821815971
• 145231823709 is a deficient number, because the sum of its proper divisors (117821815971) is less than itself. Its deficiency is 27410007738

Bases of 145231823709

• Binary: 10000111010000011111011100001101011101₂
• Hexadecimal: 0x21D07DC35D
• Base-36: 1UPVA0D9

Squares and roots of 145231823709

• 145231823709 squared (145231823709²) is 21092282617842054516681
• 145231823709 cubed (145231823709³) is 3063270670774842279572982191789829
• The square root of 145231823709 is 381092.9331659143
• The cube root of 145231823709 is 5256.3861661611

Scales and comparisons

• 145,231,823,709 seconds is equal to 4,617 years, 47 weeks, 6 days, 21 hours, 15 minutes, 9 seconds.
• To count from 1 to 145,231,823,709 would take you about nine thousand, two hundred thirty-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 145231823709 cubic inches would be around 438 feet tall.

Recreational maths with 145231823709

• 145231823709 backwards is 907328132541
• The number of decimal digits it has is: 12
• The sum of 145231823709's digits is 45
• More coming soon!