149670990
149,670,990 is an even composite number composed of five prime numbers multiplied together.
149670990 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred sixty-eight divisors.
Prime factorization of 149670990:
2 × 36 × 5 × 72 × 419
(2 × 3 × 3 × 3 × 3 × 3 × 3 × 5 × 7 × 7 × 419)See below for interesting mathematical facts about the number 149670990 from the Numbermatics database.
Names of 149670990
- Cardinal: 149670990 can be written as One hundred forty-nine million, six hundred seventy thousand, nine hundred ninety.
Scientific notation
- Scientific notation: 1.4967099 × 108
Factors of 149670990
Divisors of 149670990
- Number of divisors d(n): 168
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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 49 54 63 70 81 90 98 105 126 135 147 162 189 210 243 245 270 294 315 378 405 419 441 486 490 567 630 729 735 810 838 882 945 1134 1215 1257 1323 1458 1470 1701 1890 2095 2205 2430 2514 2646 2835 2933 3402 3645 3771 3969 4190 4410 5103 5670 5866 6285 6615 7290 7542 7938 8505 8799 10206 11313 11907 12570 13230 14665 17010 17598 18855 19845 20531 22626 23814 25515 26397 29330 33939 35721 37710 39690 41062 43995 51030 52794 56565 59535 61593 67878 71442 79191 87990 101817 102655 113130 119070 123186 131985 158382 169695 178605 184779 203634 205310 237573 263970 305451 307965 339390 357210 369558 395955 475146 509085 554337 610902 615930 712719 791910 923895 1018170 1108674 1187865 1425438 1527255 1663011 1847790 2138157 2375730 2771685 3054510 3326022 3563595 4276314 4989033 5543370 7127190 8315055 9978066 10690785 14967099 16630110 21381570 24945165 29934198 49890330 74835495 149670990
- Sum of all divisors σ(n): 470995560
- Sum of proper divisors (its aliquot sum) s(n): 321324570
- 149670990 is an abundant number, because the sum of its proper divisors (321324570) is greater than itself. Its abundance is 171653580
Bases of 149670990
- Binary: 10001110101111001100010011102
- Hexadecimal: 0x8EBCC4E
- Base-36: 2H3YVI
Squares and roots of 149670990
- 149670990 squared (1496709902) is 22401405247580100
- 149670990 cubed (1496709903) is 3352840500796508671299000
-
The
square root of 149670990 is 12234.0095635079 -
The
cube root of 149670990 is 530.9405276685
Scales and comparisons
How big is 149670990?- 149,670,990 seconds is equal to 4 years, 39 weeks, 3 days, 7 hours, 16 minutes, 30 seconds.
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To count from 1 to 149,670,990 would take you about 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 149670990 cubic inches would be around 44.2 feet tall.
Recreational maths with 149670990
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