990060640
990,060,640 is an even composite number composed of five prime numbers multiplied together.
990060640 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 990060640:
25 × 5 × 312 × 47 × 137
(2 × 2 × 2 × 2 × 2 × 5 × 31 × 31 × 47 × 137)See below for interesting mathematical facts about the number 990060640 from the Numbermatics database.
Names of 990060640
- Cardinal: 990060640 can be written as Nine hundred ninety million, sixty thousand, six hundred forty.
Scientific notation
- Scientific notation: 9.9006064 × 108
Factors of 990060640
Divisors of 990060640
- Number of divisors d(n): 144
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Complete list of divisors:
1 2 4 5 8 10 16 20 31 32 40 47 62 80 94 124 137 155 160 188 235 248 274 310 376 470 496 548 620 685 752 940 961 992 1096 1240 1370 1457 1504 1880 1922 2192 2480 2740 2914 3760 3844 4247 4384 4805 4960 5480 5828 6439 7285 7520 7688 8494 9610 10960 11656 12878 14570 15376 16988 19220 21235 21920 23312 25756 29140 30752 32195 33976 38440 42470 45167 46624 51512 58280 64390 67952 76880 84940 90334 103024 116560 128780 131657 135904 153760 169880 180668 199609 206048 225835 233120 257560 263314 339760 361336 399218 451670 515120 526628 658285 679520 722672 798436 903340 998045 1030240 1053256 1316570 1445344 1596872 1806680 1996090 2106512 2633140 3193744 3613360 3992180 4213024 5266280 6187879 6387488 7226720 7984360 10532560 12375758 15968720 21065120 24751516 30939395 31937440 49503032 61878790 99006064 123757580 198012128 247515160 495030320 990060640
- Sum of all divisors σ(n): 2486344896
- Sum of proper divisors (its aliquot sum) s(n): 1496284256
- 990060640 is an abundant number, because the sum of its proper divisors (1496284256) is greater than itself. Its abundance is 506223616
Bases of 990060640
- Binary: 1110110000001100100000011000002
- Hexadecimal: 0x3B032060
- Base-36: GDGFOG
Squares and roots of 990060640
- 990060640 squared (9900606402) is 980220070877209600
- 990060640 cubed (9900606403) is 970477310713535497990144000
-
The
square root of 990060640 is 31465.2290632057 -
The
cube root of 990060640 is 996.6758422191
Scales and comparisons
How big is 990060640?- 990,060,640 seconds is equal to 31 years, 25 weeks, 50 minutes, 40 seconds.
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To count from 1 to 990,060,640 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 990060640 cubic inches would be around 83.1 feet tall.
Recreational maths with 990060640
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