121938533145
121,938,533,145 is an odd composite number composed of seven prime numbers multiplied together.
121938533145 is an odd composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 121938533145:
32 × 5 × 11 × 13 × 29 × 73 × 8951
(3 × 3 × 5 × 11 × 13 × 29 × 73 × 8951)See below for interesting mathematical facts about the number 121938533145 from the Numbermatics database.
Names of 121938533145
- Cardinal: 121938533145 can be written as One hundred twenty-one billion, nine hundred thirty-eight million, five hundred thirty-three thousand, one hundred forty-five.
Scientific notation
- Scientific notation: 1.21938533145 × 1011
Factors of 121938533145
Divisors of 121938533145
- Number of divisors d(n): 192
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Complete list of divisors:
1 3 5 9 11 13 15 29 33 39 45 55 65 73 87 99 117 143 145 165 195 219 261 319 365 377 429 435 495 585 657 715 803 949 957 1095 1131 1287 1305 1595 1885 2117 2145 2409 2847 2871 3285 3393 4015 4147 4745 4785 5655 6351 6435 7227 8541 8951 10439 10585 12045 12441 14235 14355 16965 19053 20735 23287 26853 27521 31317 31755 36135 37323 42705 44755 52195 62205 69861 80559 82563 93951 95265 98461 116363 116435 134265 137605 156585 186615 209583 247689 259579 295383 302731 349089 349305 402795 412815 469755 492305 581815 653423 778737 886149 908193 1047267 1047915 1238445 1279993 1297895 1476915 1513655 1745445 1960269 2336211 2724579 2855369 3267115 3374527 3839979 3893685 4430745 4540965 5236335 5880807 6399965 7187653 8494499 8566107 9801345 10123581 11519937 11681055 13622895 14276845 16872635 18949267 19199895 21562959 25483497 25698321 29404035 30370743 35938265 37119797 42472495 42830535 50617905 56847801 57599685 64688877 76450491 93439489 94746335 107814795 111359391 127417485 128491605 151853715 170543403 185598985 208441937 246340471 280318467 284239005 323444385 334078173 382252455 467197445 556796955 625325811 739021413 840955401 852717015 1042209685 1231702355 1401592335 1670390865 1875977433 2217064239 2709745181 3126629055 3695107065 4204777005 8129235543 9379887165 11085321195 13548725905 24387706629 40646177715 121938533145
- Sum of all divisors σ(n): 260421557760
- Sum of proper divisors (its aliquot sum) s(n): 138483024615
- 121938533145 is an abundant number, because the sum of its proper divisors (138483024615) is greater than itself. Its abundance is 16544491470
Bases of 121938533145
- Binary: 11100011001000001101001011011000110012
- Hexadecimal: 0x1C641A5B19
- Base-36: 1K0N1YC9
Squares and roots of 121938533145
- 121938533145 squared (1219385331452) is 14869005865554263591025
- 121938533145 cubed (1219385331453) is 1813104764570087984690268687023625
-
The
square root of 121938533145 is 349196.9832988253 -
The
cube root of 121938533145 is 4958.8425849425
Scales and comparisons
How big is 121938533145?- 121,938,533,145 seconds is equal to 3,877 years, 13 weeks, 6 days, 14 hours, 45 minutes, 45 seconds.
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To count from 1 to 121,938,533,145 would take you about seven thousand, seven hundred fifty-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 121938533145 cubic inches would be around 413.2 feet tall.
Recreational maths with 121938533145
- 121938533145 backwards is 541335839121
- 121938533145 is a
Harshad number . - The number of decimal digits it has is: 12
- The sum of 121938533145's digits is 45
- More coming soon!
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