385489650
385,489,650 is an even composite number composed of seven prime numbers multiplied together.
385489650 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 385489650:
2 × 3 × 52 × 7 × 13 × 31 × 911
(2 × 3 × 5 × 5 × 7 × 13 × 31 × 911)See below for interesting mathematical facts about the number 385489650 from the Numbermatics database.
Names of 385489650
- Cardinal: 385489650 can be written as Three hundred eighty-five million, four hundred eighty-nine thousand, six hundred fifty.
Scientific notation
- Scientific notation: 3.8548965 × 108
Factors of 385489650
Divisors of 385489650
- Number of divisors d(n): 192
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Complete list of divisors:
1 2 3 5 6 7 10 13 14 15 21 25 26 30 31 35 39 42 50 62 65 70 75 78 91 93 105 130 150 155 175 182 186 195 210 217 273 310 325 350 390 403 434 455 465 525 546 650 651 775 806 910 911 930 975 1050 1085 1209 1302 1365 1550 1822 1950 2015 2170 2275 2325 2418 2730 2733 2821 3255 4030 4550 4555 4650 5425 5466 5642 6045 6377 6510 6825 8463 9110 10075 10850 11843 12090 12754 13650 13665 14105 16275 16926 19131 20150 22775 23686 27330 28210 28241 30225 31885 32550 35529 38262 42315 45550 56482 59215 60450 63770 68325 70525 71058 82901 84630 84723 95655 118430 136650 141050 141205 159425 165802 169446 177645 191310 197687 211575 248703 282410 296075 318850 355290 367133 395374 414505 423150 423615 478275 497406 592150 593061 706025 734266 829010 847230 888225 956550 988435 1101399 1186122 1243515 1412050 1776450 1835665 1976870 2072525 2118075 2202798 2487030 2569931 2965305 3671330 4145050 4236150 4942175 5139862 5506995 5930610 6217575 7709793 9178325 9884350 11013990 12435150 12849655 14826525 15419586 18356650 25699310 27534975 29653050 38548965 55069950 64248275 77097930 128496550 192744825 385489650
- Sum of all divisors σ(n): 1215922176
- Sum of proper divisors (its aliquot sum) s(n): 830432526
- 385489650 is an abundant number, because the sum of its proper divisors (830432526) is greater than itself. Its abundance is 444942876
Bases of 385489650
- Binary: 101101111101000011010111100102
- Hexadecimal: 0x16FA1AF2
- Base-36: 6DIDPU
Squares and roots of 385489650
- 385489650 squared (3854896502) is 148602270257122500
- 385489650 cubed (3854896503) is 57284637150623562532125000
-
The
square root of 385489650 is 19633.8903429759 -
The
cube root of 385489650 is 727.7869110773
Scales and comparisons
How big is 385489650?- 385,489,650 seconds is equal to 12 years, 13 weeks, 2 days, 16 hours, 27 minutes, 30 seconds.
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To count from 1 to 385,489,650 would take you about eighteen 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 385489650 cubic inches would be around 60.6 feet tall.
Recreational maths with 385489650
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