428399664
428,399,664 is an even composite number composed of six prime numbers multiplied together.
428399664 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred sixty divisors.
Prime factorization of 428399664:
24 × 3 × 7 × 11 × 31 × 3739
(2 × 2 × 2 × 2 × 3 × 7 × 11 × 31 × 3739)See below for interesting mathematical facts about the number 428399664 from the Numbermatics database.
Names of 428399664
- Cardinal: 428399664 can be written as Four hundred twenty-eight million, three hundred ninety-nine thousand, six hundred sixty-four.
Scientific notation
- Scientific notation: 4.28399664 × 108
Factors of 428399664
Divisors of 428399664
- Number of divisors d(n): 160
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Complete list of divisors:
1 2 3 4 6 7 8 11 12 14 16 21 22 24 28 31 33 42 44 48 56 62 66 77 84 88 93 112 124 132 154 168 176 186 217 231 248 264 308 336 341 372 434 462 496 528 616 651 682 744 868 924 1023 1232 1302 1364 1488 1736 1848 2046 2387 2604 2728 3472 3696 3739 4092 4774 5208 5456 7161 7478 8184 9548 10416 11217 14322 14956 16368 19096 22434 26173 28644 29912 38192 41129 44868 52346 57288 59824 78519 82258 89736 104692 114576 115909 123387 157038 164516 179472 209384 231818 246774 287903 314076 329032 347727 418768 463636 493548 575806 628152 658064 695454 811363 863709 927272 987096 1151612 1256304 1274999 1390908 1622726 1727418 1854544 1974192 2303224 2434089 2549998 2781816 3245452 3454836 3824997 4606448 4868178 5099996 5563632 6490904 6909672 7649994 8924993 9736356 10199992 12981808 13819344 15299988 17849986 19472712 20399984 26774979 30599976 35699972 38945424 53549958 61199952 71399944 107099916 142799888 214199832 428399664
- Sum of all divisors σ(n): 1424670720
- Sum of proper divisors (its aliquot sum) s(n): 996271056
- 428399664 is an abundant number, because the sum of its proper divisors (996271056) is greater than itself. Its abundance is 567871392
Bases of 428399664
- Binary: 110011000100011011100001100002
- Hexadecimal: 0x1988DC30
- Base-36: 7323AO
Squares and roots of 428399664
- 428399664 squared (4283996642) is 183526272115312896
- 428399664 cubed (4283996643) is 78622593309372613901266944
-
The
square root of 428399664 is 20697.8178559963 -
The
cube root of 428399664 is 753.8467043129
Scales and comparisons
How big is 428399664?- 428,399,664 seconds is equal to 13 years, 32 weeks, 2 days, 7 hours, 54 minutes, 24 seconds.
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To count from 1 to 428,399,664 would take you about twenty 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 428399664 cubic inches would be around 62.8 feet tall.
Recreational maths with 428399664
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