1995108325821

Names of 1995108325821

• Cardinal: 1995108325821 can be written as One trillion, nine hundred ninety-five billion, one hundred eight million, three hundred twenty-five thousand, eight hundred twenty-one.

Scientific notation

• Scientific notation: 1.995108325821 × 10¹²

Factors of 1995108325821

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 265

Divisors of 1995108325821

• Number of divisors d(n): 216
• Complete list of divisors:
  1 3 9 13 19 31 39 57 93 117 169 171 199 247 279 361 403 507 589 597 741 961 1083 1209 1521 1767 1791 2223 2587 2883 3211 3249 3627 3781 4693 5239 5301 6169 6859 7657 7761 8649 9633 11191 11343 12493 14079 15717 18259 18507 20577 22971 23283 28899 33573 33631 34029 37479 42237 47151 49153 54777 55521 61009 61731 68913 71839 80197 89167 99541 100719 100893 112437 117211 145483 147459 162409 164331 183027 191239 212629 215517 237367 240591 267501 298623 302679 346921 351633 436449 442377 487227 549081 573717 637887 638989 646551 712101 721773 802503 895869 933907 1040763 1042561 1054899 1159171 1309347 1364941 1461681 1523743 1721151 1891279 1913661 1916967 2136303 2227009 2486107 2764177 2801721 3085771 3122289 3127683 3477513 3633541 4094823 4509973 4571229 5673837 5750901 6591499 6681027 7458321 8292531 8405163 9257313 9383049 10432539 10900623 12140791 12284469 13529919 13713687 17021511 17744233 19774497 19808659 20043081 22374963 24877593 27771939 28951117 32319391 32701869 35934301 36422373 40589757 42313171 47236033 53232699 58629649 59323491 59425977 69037279 85689487 86853351 96958173 107802903 109267119 126939513 141708099 159698097 175888947 178277931 207111837 230675029 257068461 260560053 290874519 323408709 376364521 380818539 425124297 527666841 550071223 614068429 621335511 692025087 771205383 897484627 1113963331 1129093563 1311708301 1650213669 1842205287 2076075261 2692453881 3341889993 3387280689 3935124903 4950641007 5526615861 7150925899 8077361643 10025669979 11667300151 11805374709 17052207913 21452777697 35001900453 51156623739 64358333091 105005701359 153469871217 221678702869 665036108607 1995108325821
• Sum of all divisors σ(n): 3420678456000
• Sum of proper divisors (its aliquot sum) s(n): 1425570130179
• 1995108325821 is a deficient number, because the sum of its proper divisors (1425570130179) is less than itself. Its deficiency is 569538195642

Bases of 1995108325821

• Binary: 11101000010000101101110010001100110111101₂
• Hexadecimal: 0x1D085B919BD
• Base-36: PGJFZGL9

Squares and roots of 1995108325821

• 1995108325821 squared (1995108325821²) is 3980457231760273495324041
• 1995108325821 cubed (1995108325821³) is 7941443363659331442073027311402362661
• The square root of 1995108325821 is 1412483.0355869765
• The cube root of 1995108325821 is 12588.9302409969

Scales and comparisons

• 1,995,108,325,821 seconds is equal to 63,438 years, 14 weeks, 1 day, 13 hours, 10 minutes, 21 seconds.
• To count from 1 to 1,995,108,325,821 would take you about one hundred fifty-eight thousand, five hundred ninety-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 1995108325821 cubic inches would be around 1049.1 feet tall.

Recreational maths with 1995108325821

• 1995108325821 backwards is 1285238015991
• The number of decimal digits it has is: 13
• The sum of 1995108325821's digits is 54
• More coming soon!