990389440
990,389,440 is an even composite number composed of six prime numbers multiplied together.
990389440 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred twenty-four divisors.
Prime factorization of 990389440:
26 × 5 × 19 × 29 × 41 × 137
(2 × 2 × 2 × 2 × 2 × 2 × 5 × 19 × 29 × 41 × 137)See below for interesting mathematical facts about the number 990389440 from the Numbermatics database.
Names of 990389440
- Cardinal: 990389440 can be written as Nine hundred ninety million, three hundred eighty-nine thousand, four hundred forty.
Scientific notation
- Scientific notation: 9.9038944 × 108
Factors of 990389440
Divisors of 990389440
- Number of divisors d(n): 224
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Complete list of divisors:
1 2 4 5 8 10 16 19 20 29 32 38 40 41 58 64 76 80 82 95 116 137 145 152 160 164 190 205 232 274 290 304 320 328 380 410 464 548 551 580 608 656 685 760 779 820 928 1096 1102 1160 1189 1216 1312 1370 1520 1558 1640 1856 2192 2204 2320 2378 2603 2624 2740 2755 3040 3116 3280 3895 3973 4384 4408 4640 4756 5206 5480 5510 5617 5945 6080 6232 6560 7790 7946 8768 8816 9280 9512 10412 10960 11020 11234 11890 12464 13015 13120 15580 15892 17632 19024 19865 20824 21920 22040 22468 22591 23780 24928 26030 28085 31160 31784 35264 38048 39730 41648 43840 44080 44936 45182 47560 49856 52060 56170 62320 63568 75487 76096 79460 83296 88160 89872 90364 95120 104120 106723 112340 112955 124640 127136 150974 158920 162893 166592 176320 179744 180728 190240 208240 213446 224680 225910 249280 254272 301948 317840 325786 359488 361456 377435 380480 416480 426892 449360 451820 533615 603896 635680 651572 722912 754870 814465 832960 853784 898720 903640 1067230 1207792 1271360 1303144 1445824 1509740 1628930 1707568 1797440 1807280 2134460 2415584 2606288 3019480 3094967 3257860 3415136 3614560 4268920 4831168 5212576 6038960 6189934 6515720 6830272 7229120 8537840 10425152 12077920 12379868 13031440 15474835 17075680 24155840 24759736 26062880 30949670 34151360 49519472 52125760 61899340 99038944 123798680 198077888 247597360 495194720 990389440
- Sum of all divisors σ(n): 2649931200
- Sum of proper divisors (its aliquot sum) s(n): 1659541760
- 990389440 is an abundant number, because the sum of its proper divisors (1659541760) is greater than itself. Its abundance is 669152320
Bases of 990389440
- Binary: 1110110000100000100100110000002
- Hexadecimal: 0x3B0824C0
- Base-36: GDNHDS
Squares and roots of 990389440
- 990389440 squared (9903894402) is 980871242863513600
- 990389440 cubed (9903894403) is 971444520931699230736384000
-
The
square root of 990389440 is 31470.4534444613 -
The
cube root of 990389440 is 996.7861623123
Scales and comparisons
How big is 990389440?- 990,389,440 seconds is equal to 31 years, 25 weeks, 3 days, 20 hours, 10 minutes, 40 seconds.
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To count from 1 to 990,389,440 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 990389440 cubic inches would be around 83.1 feet tall.
Recreational maths with 990389440
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