120891029490
120,891,029,490 is an even composite number composed of seven prime numbers multiplied together.
120891029490 is an even 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 120891029490:
2 × 32 × 5 × 7 × 11 × 127 × 137359
(2 × 3 × 3 × 5 × 7 × 11 × 127 × 137359)See below for interesting mathematical facts about the number 120891029490 from the Numbermatics database.
Names of 120891029490
- Cardinal: 120891029490 can be written as One hundred twenty billion, eight hundred ninety-one million, twenty-nine thousand, four hundred ninety.
Scientific notation
- Scientific notation: 1.2089102949 × 1011
Factors of 120891029490
Divisors of 120891029490
- Number of divisors d(n): 192
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Complete list of divisors:
1 2 3 5 6 7 9 10 11 14 15 18 21 22 30 33 35 42 45 55 63 66 70 77 90 99 105 110 126 127 154 165 198 210 231 254 315 330 381 385 462 495 630 635 693 762 770 889 990 1143 1155 1270 1386 1397 1778 1905 2286 2310 2667 2794 3465 3810 4191 4445 5334 5715 6930 6985 8001 8382 8890 9779 11430 12573 13335 13970 16002 19558 20955 25146 26670 29337 40005 41910 48895 58674 62865 80010 88011 97790 125730 137359 146685 176022 274718 293370 412077 440055 686795 824154 880110 961513 1236231 1373590 1510949 1923026 2060385 2472462 2884539 3021898 4120770 4532847 4807565 5769078 6181155 7554745 8653617 9065694 9615130 10576643 12362310 13598541 14422695 15109490 17307234 17444593 21153286 22664235 27197082 28845390 31729929 34889186 43268085 45328470 52333779 52883215 63459858 67992705 86536170 87222965 95189787 104667558 105766430 122112151 135985410 157001337 158649645 174445930 190379574 191890523 244224302 261668895 314002674 317299290 366336453 383781046 475948935 523337790 575671569 610560755 732672906 785006685 951897870 959452615 1099009359 1151343138 1221121510 1343233661 1570013370 1727014707 1831682265 1918905230 2198018718 2686467322 2878357845 3454029414 3663364530 4029700983 5495046795 5756715690 6716168305 8059401966 8635073535 10990093590 12089102949 13432336610 17270147070 20148504915 24178205898 40297009830 60445514745 120891029490
- Sum of all divisors σ(n): 394963845120
- Sum of proper divisors (its aliquot sum) s(n): 274072815630
- 120891029490 is an abundant number, because the sum of its proper divisors (274072815630) is greater than itself. Its abundance is 153181786140
Bases of 120891029490
- Binary: 11100001001011010101010110111111100102
- Hexadecimal: 0x1C25AAB7F2
- Base-36: 1JJBEBCI
Squares and roots of 120891029490
- 120891029490 squared (1208910294902) is 14614641011152049660100
- 120891029490 cubed (1208910294903) is 1766778997464945854333093576349000
-
The
square root of 120891029490 is 347693.8732419655 -
The
cube root of 120891029490 is 4944.6022103283
Scales and comparisons
How big is 120891029490?- 120,891,029,490 seconds is equal to 3,843 years, 49 weeks, 6 days, 17 hours, 31 minutes, 30 seconds.
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To count from 1 to 120,891,029,490 would take you about seven thousand, six hundred eighty-seven 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 120891029490 cubic inches would be around 412.1 feet tall.
Recreational maths with 120891029490
- 120891029490 backwards is 094920198021
- 120891029490 is a
Harshad number . - The number of decimal digits it has is: 12
- The sum of 120891029490's digits is 45
- More coming soon!
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