145442180940

Names of 145442180940

• Cardinal: 145442180940 can be written as One hundred forty-five billion, four hundred forty-two million, one hundred eighty thousand, nine hundred forty.

Scientific notation

• Scientific notation: 1.4544218094 × 10¹¹

Factors of 145442180940

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 8906

Divisors of 145442180940

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 67 70 84 105 134 140 201 210 268 335 402 420 469 631 670 804 938 1005 1262 1340 1407 1876 1893 2010 2345 2524 2814 3155 3786 4020 4417 4690 5628 6310 7035 7572 8191 8834 9380 9465 12620 13251 14070 16382 17668 18930 22085 24573 26502 28140 32764 37860 40955 42277 44170 49146 53004 57337 66255 81910 84554 88340 98292 114674 122865 126831 132510 163820 169108 172011 211385 229348 245730 253662 265020 286685 295939 344022 422770 491460 507324 548797 573370 591878 634155 688044 845540 860055 887817 1097594 1146740 1183756 1268310 1479695 1646391 1720110 1775634 2195188 2536620 2743985 2959390 3292782 3440220 3551268 3841579 4439085 5168521 5487970 5918780 6585564 7683158 8231955 8878170 10337042 10975940 11524737 15366316 15505563 16463910 17756340 19207895 20674084 23049474 25842605 31011126 32927820 36179647 38415790 46098948 51685210 57623685 62022252 72359294 76831580 77527815 103370420 108538941 115247370 144718588 155055630 180898235 217077882 230494740 310111260 346290907 361796470 434155764 542694705 692581814 723592940 1038872721 1085389410 1385163628 1731454535 2077745442 2170778820 2424036349 3462909070 4155490884 4848072698 5194363605 6925818140 7272109047 9696145396 10388727210 12120181745 14544218094 20777454420 24240363490 29088436188 36360545235 48480726980 72721090470 145442180940
• Sum of all divisors σ(n): 473167822848
• Sum of proper divisors (its aliquot sum) s(n): 327725641908
• 145442180940 is an abundant number, because the sum of its proper divisors (327725641908) is greater than itself. Its abundance is 182283460968

Bases of 145442180940

• Binary: 10000111011101000001111000111101001100₂
• Hexadecimal: 0x21DD078F4C
• Base-36: 1UTCIP1O

Squares and roots of 145442180940

• 145442180940 squared (145442180940²) is 21153427996583699283600
• 145442180940 cubed (145442180940³) is 3076600702180388093059899574584000
• The square root of 145442180940 is 381368.8253384117
• The cube root of 145442180940 is 5258.9227668181

Scales and comparisons

• 145,442,180,940 seconds is equal to 4,624 years, 31 weeks, 5 days, 13 hours, 49 minutes.
• To count from 1 to 145,442,180,940 would take you about nine thousand, two hundred forty-nine 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 145442180940 cubic inches would be around 438.2 feet tall.

Recreational maths with 145442180940

• 145442180940 backwards is 049081244541
• 145442180940 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 145442180940's digits is 42
• More coming soon!