990613400
990,613,400 is an even composite number composed of five prime numbers multiplied together.
990613400 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 990613400:
23 × 52 × 72 × 271 × 373
(2 × 2 × 2 × 5 × 5 × 7 × 7 × 271 × 373)See below for interesting mathematical facts about the number 990613400 from the Numbermatics database.
Names of 990613400
- Cardinal: 990613400 can be written as Nine hundred ninety million, six hundred thirteen thousand, four hundred.
Scientific notation
- Scientific notation: 9.906134 × 108
Factors of 990613400
Divisors of 990613400
- Number of divisors d(n): 144
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Complete list of divisors:
1 2 4 5 7 8 10 14 20 25 28 35 40 49 50 56 70 98 100 140 175 196 200 245 271 280 350 373 392 490 542 700 746 980 1084 1225 1355 1400 1492 1865 1897 1960 2168 2450 2611 2710 2984 3730 3794 4900 5222 5420 6775 7460 7588 9325 9485 9800 10444 10840 13055 13279 13550 14920 15176 18277 18650 18970 20888 26110 26558 27100 36554 37300 37940 47425 52220 53116 54200 65275 66395 73108 74600 75880 91385 94850 101083 104440 106232 130550 132790 146216 182770 189700 202166 261100 265580 331975 365540 379400 404332 456925 505415 522200 531160 663950 707581 731080 808664 913850 1010830 1327900 1415162 1827700 2021660 2527075 2655800 2830324 3537905 3655400 4043320 4953067 5054150 5660648 7075810 9906134 10108300 14151620 17689525 19812268 20216600 24765335 28303240 35379050 39624536 49530670 70758100 99061340 123826675 141516200 198122680 247653350 495306700 990613400
- Sum of all divisors σ(n): 2696300640
- Sum of proper divisors (its aliquot sum) s(n): 1705687240
- 990613400 is an abundant number, because the sum of its proper divisors (1705687240) is greater than itself. Its abundance is 715073840
Bases of 990613400
- Binary: 1110110000101110001111100110002
- Hexadecimal: 0x3B0B8F98
- Base-36: GDSA6W
Squares and roots of 990613400
- 990613400 squared (9906134002) is 981314908259560000
- 990613400 cubed (9906134003) is 972103697741690814104000000
-
The
square root of 990613400 is 31474.0115015547 -
The
cube root of 990613400 is 996.8612921537
Scales and comparisons
How big is 990613400?- 990,613,400 seconds is equal to 31 years, 25 weeks, 6 days, 10 hours, 23 minutes, 20 seconds.
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To count from 1 to 990,613,400 would take you about forty-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 990613400 cubic inches would be around 83.1 feet tall.
Recreational maths with 990613400
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