155942645916490

Names of 155942645916490

• Cardinal: 155942645916490 can be written as One hundred fifty-five trillion, nine hundred forty-two billion, six hundred forty-five million, nine hundred sixteen thousand, four hundred ninety.

Scientific notation

• Scientific notation: 1.5594264591649 × 10¹⁴

Factors of 155942645916490

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 293120

Divisors of 155942645916490

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 5 10 29 31 58 62 145 155 211 281 290 310 422 562 899 1055 1405 1798 2110 2810 4495 6119 6541 8149 8711 8990 12238 13082 16298 17422 30595 32705 40745 43555 59291 61190 65410 81490 87110 118582 189689 252619 292561 296455 379378 505238 585122 592910 948445 1263095 1462805 1719439 1838021 1896890 2526190 2925610 3438878 3676042 8484269 8597195 9069391 9190105 16968538 17194390 18138782 18380210 42421345 45346955 53302609 61730371 82209641 84842690 90693910 106605218 123460742 164419282 263012339 266513045 308651855 411048205 526024678 533026090 617303710 822096410 1315061695 1790180759 1913641501 2384079589 2548498871 2630123390 3580361518 3827283002 4768159178 5096997742 8950903795 9568207505 11920397945 12742494355 17346234251 17901807590 19136415010 23840795890 25484988710 34692468502 55495603529 73906467259 86731171255 110991207058 147812934518 173462342510 277478017645 369532336295 503040793279 537733261781 554956035290 739064672590 1006081586558 1075466523562 2515203966395 2688666308905 5030407932790 5377332617810 15594264591649 31188529183298 77971322958245 155942645916490
• Sum of all divisors σ(n): 302236299786240
• Sum of proper divisors (its aliquot sum) s(n): 146293653869750
• 155942645916490 is a deficient number, because the sum of its proper divisors (146293653869750) is less than itself. Its deficiency is 9648992046740

Bases of 155942645916490

• Binary: 100011011101010000111010000000111110001101001010₂
• Hexadecimal: 0x8DD43A03E34A
• Base-36: 1J9Z2924AY

Squares and roots of 155942645916490

• 155942645916490 squared (155942645916490²) is 24318108815435775272053920100
• 155942645916490 cubed (155942645916490³) is 3792230232364175171808416562097361732449000
• The square root of 155942645916490 is 12487699.7848478885
• The cube root of 155942645916490 is 53825.5281065331

Scales and comparisons

• 155,942,645,916,490 seconds is equal to 4,958,493 years, 40 weeks, 3 days, 3 hours, 28 minutes, 10 seconds.
• To count from 1 to 155,942,645,916,490 would take you about twelve million, three hundred ninety-six thousand, two hundred thirty-four 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 155942645916490 cubic inches would be around 4485.5 feet tall.

Recreational maths with 155942645916490

• 155942645916490 backwards is 094619546249551
• The number of decimal digits it has is: 15
• The sum of 155942645916490's digits is 70
• More coming soon!