121389030
121,389,030 is an even composite number composed of six prime numbers multiplied together.
121389030 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred sixty divisors.
Prime factorization of 121389030:
2 × 34 × 5 × 7 × 79 × 271
(2 × 3 × 3 × 3 × 3 × 5 × 7 × 79 × 271)See below for interesting mathematical facts about the number 121389030 from the Numbermatics database.
Names of 121389030
- Cardinal: 121389030 can be written as One hundred twenty-one million, three hundred eighty-nine thousand and thirty.
Scientific notation
- Scientific notation: 1.2138903 × 108
Factors of 121389030
Divisors of 121389030
- Number of divisors d(n): 160
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Complete list of divisors:
1 2 3 5 6 7 9 10 14 15 18 21 27 30 35 42 45 54 63 70 79 81 90 105 126 135 158 162 189 210 237 270 271 315 378 395 405 474 542 553 567 630 711 790 810 813 945 1106 1134 1185 1355 1422 1626 1659 1890 1897 2133 2370 2439 2710 2765 2835 3318 3555 3794 4065 4266 4878 4977 5530 5670 5691 6399 7110 7317 8130 8295 9485 9954 10665 11382 12195 12798 14634 14931 16590 17073 18970 21330 21409 21951 24390 24885 28455 29862 31995 34146 36585 42818 43902 44793 49770 51219 56910 63990 64227 73170 74655 85365 89586 102438 107045 109755 128454 149310 149863 153657 170730 192681 214090 219510 223965 256095 299726 307314 321135 385362 447930 449589 512190 578043 642270 749315 768285 899178 963405 1156086 1348767 1498630 1536570 1734129 1926810 2247945 2697534 2890215 3468258 4046301 4495890 5780430 6743835 8092602 8670645 12138903 13487670 17341290 20231505 24277806 40463010 60694515 121389030
- Sum of all divisors σ(n): 379146240
- Sum of proper divisors (its aliquot sum) s(n): 257757210
- 121389030 is an abundant number, because the sum of its proper divisors (257757210) is greater than itself. Its abundance is 136368180
Bases of 121389030
- Binary: 1110011110000111111111001102
- Hexadecimal: 0x73C3FE6
- Base-36: 209SDI
Squares and roots of 121389030
- 121389030 squared (1213890302) is 14735296604340900
- 121389030 cubed (1213890303) is 1788703361563235640327000
-
The
square root of 121389030 is 11017.6689912161 -
The
cube root of 121389030 is 495.1382533933
Scales and comparisons
How big is 121389030?- 121,389,030 seconds is equal to 3 years, 44 weeks, 4 days, 23 hours, 10 minutes, 30 seconds.
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To count from 1 to 121,389,030 would take you about 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 121389030 cubic inches would be around 41.3 feet tall.
Recreational maths with 121389030
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