668680272
668,680,272 is an even composite number composed of five prime numbers multiplied together.
668680272 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of three hundred divisors.
Prime factorization of 668680272:
24 × 34 × 132 × 43 × 71
(2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 13 × 13 × 43 × 71)See below for interesting mathematical facts about the number 668680272 from the Numbermatics database.
Names of 668680272
- Cardinal: 668680272 can be written as Six hundred sixty-eight million, six hundred eighty thousand, two hundred seventy-two.
Scientific notation
- Scientific notation: 6.68680272 × 108
Factors of 668680272
Divisors of 668680272
- Number of divisors d(n): 300
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Complete list of divisors:
1 2 3 4 6 8 9 12 13 16 18 24 26 27 36 39 43 48 52 54 71 72 78 81 86 104 108 117 129 142 144 156 162 169 172 208 213 216 234 258 284 312 324 338 344 351 387 426 432 468 507 516 559 568 624 639 648 676 688 702 774 852 923 936 1014 1032 1053 1118 1136 1161 1278 1296 1352 1404 1521 1548 1677 1704 1846 1872 1917 2028 2064 2106 2236 2322 2556 2704 2769 2808 3042 3053 3096 3354 3408 3483 3692 3834 4056 4212 4472 4563 4644 5031 5112 5538 5616 5751 6084 6106 6192 6708 6966 7267 7384 7668 8112 8307 8424 8944 9126 9159 9288 10062 10224 11076 11502 11999 12168 12212 13416 13689 13932 14534 14768 15093 15336 16614 16848 18252 18318 18576 20124 21801 22152 23004 23998 24336 24424 24921 26832 27378 27477 27864 29068 30186 30672 33228 35997 36504 36636 39689 40248 43602 44304 45279 46008 47996 48848 49842 54756 54954 55728 58136 60372 65403 66456 71994 73008 73272 74763 79378 80496 82431 87204 90558 92016 95992 99684 107991 109512 109908 116272 119067 120744 130806 132912 143988 146544 149526 158756 164862 174408 181116 191984 196209 199368 215982 219024 219816 238134 241488 247293 261612 287976 299052 317512 323973 329724 348816 357201 362232 392418 398736 431964 439632 476268 494586 515957 523224 575952 588627 598104 635024 647946 659448 714402 724464 784836 863928 952536 971919 989172 1031914 1046448 1071603 1177254 1196208 1295892 1318896 1428804 1547871 1569672 1727856 1905072 1943838 1978344 2063828 2143206 2354508 2591784 2857608 3095742 3139344 3214809 3887676 3956688 4127656 4286412 4643613 4709016 5183568 5715216 6191484 6429618 7775352 8255312 8572824 9287226 9418032 12382968 12859236 13930839 15550704 17145648 18574452 24765936 25718472 27861678 37148904 41792517 51436944 55723356 74297808 83585034 111446712 167170068 222893424 334340136 668680272
- Sum of all divisors σ(n): 2174619744
- Sum of proper divisors (its aliquot sum) s(n): 1505939472
- 668680272 is an abundant number, because the sum of its proper divisors (1505939472) is greater than itself. Its abundance is 837259200
Bases of 668680272
- Binary: 1001111101101101000000010100002
- Hexadecimal: 0x27DB4050
- Base-36: B24500
Squares and roots of 668680272
- 668680272 squared (6686802722) is 447133306161993984
- 668680272 cubed (6686802723) is 298989220784661413283483648
-
The
square root of 668680272 is 25858.8528747893 -
The
cube root of 668680272 is 874.4591038545
Scales and comparisons
How big is 668680272?- 668,680,272 seconds is equal to 21 years, 13 weeks, 4 days, 8 hours, 31 minutes, 12 seconds.
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To count from 1 to 668,680,272 would take you about thirty-one 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 668680272 cubic inches would be around 72.9 feet tall.
Recreational maths with 668680272
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