1394128890
1,394,128,890 is an even composite number composed of seven prime numbers multiplied together.
1394128890 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 1394128890:
2 × 32 × 5 × 72 × 11 × 29 × 991
(2 × 3 × 3 × 5 × 7 × 7 × 11 × 29 × 991)See below for interesting mathematical facts about the number 1394128890 from the Numbermatics database.
Names of 1394128890
- Cardinal: 1394128890 can be written as One billion, three hundred ninety-four million, one hundred twenty-eight thousand, eight hundred ninety.
Scientific notation
- Scientific notation: 1.39412889 × 109
Factors of 1394128890
Divisors of 1394128890
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 3 5 6 7 9 10 11 14 15 18 21 22 29 30 33 35 42 45 49 55 58 63 66 70 77 87 90 98 99 105 110 126 145 147 154 165 174 198 203 210 231 245 261 290 294 315 319 330 385 406 435 441 462 490 495 522 539 609 630 638 693 735 770 870 882 957 990 991 1015 1078 1155 1218 1305 1386 1421 1470 1595 1617 1827 1914 1982 2030 2205 2233 2310 2610 2695 2842 2871 2973 3045 3190 3234 3465 3654 4263 4410 4466 4785 4851 4955 5390 5742 5946 6090 6699 6930 6937 7105 8085 8526 8919 9135 9570 9702 9910 10901 11165 12789 13398 13874 14210 14355 14865 15631 16170 17838 18270 20097 20811 21315 21802 22330 24255 25578 28710 28739 29730 31262 32703 33495 34685 40194 41622 42630 44595 46893 48510 48559 54505 57478 62433 63945 65406 66990 69370 76307 78155 86217 89190 93786 97118 98109 100485 104055 109010 124866 127890 140679 143695 145677 152614 156310 163515 172434 196218 200970 201173 208110 228921 234465 242795 258651 281358 287390 291354 312165 316129 327030 381535 402346 431085 437031 457842 468930 485590 490545 517302 534149 603519 624330 632258 686763 703395 728385 763070 862170 874062 948387 981090 1005865 1068298 1144605 1207038 1293255 1373526 1406790 1408211 1456770 1580645 1602447 1810557 1896774 2011730 2185155 2212903 2289210 2586510 2670745 2816422 2845161 3017595 3161290 3204894 3433815 3621114 4224633 4370310 4425806 4741935 4807341 5341490 5690322 6035190 6638709 6867630 7041055 8012235 8449266 9052785 9483870 9614682 11064515 12673899 13277418 14082110 14225805 15490321 16024470 18105570 19916127 21123165 22129030 24036705 25347798 28451610 30980642 33193545 39832254 42246330 46470963 48073410 63369495 66387090 77451605 92941926 99580635 126738990 139412889 154903210 199161270 232354815 278825778 464709630 697064445 1394128890
- Sum of all divisors σ(n): 4763266560
- Sum of proper divisors (its aliquot sum) s(n): 3369137670
- 1394128890 is an abundant number, because the sum of its proper divisors (3369137670) is greater than itself. Its abundance is 1975008780
Bases of 1394128890
- Binary: 10100110001100010110111111110102
- Hexadecimal: 0x5318B7FA
- Base-36: N210QI
Squares and roots of 1394128890
- 1394128890 squared (13941288902) is 1943595361932632100
- 1394128890 cubed (13941288903) is 2709622444540288644351369000
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The
square root of 1394128890 is 37338.0354330539 -
The
cube root of 1394128890 is 1117.1229543415
Scales and comparisons
How big is 1394128890?- 1,394,128,890 seconds is equal to 44 years, 17 weeks, 18 hours, 1 minute, 30 seconds.
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To count from 1 to 1,394,128,890 would take you about eighty-eight 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 1394128890 cubic inches would be around 93.1 feet tall.
Recreational maths with 1394128890
- 1394128890 backwards is 0988214931
- 1394128890 is a
Harshad number . - The number of decimal digits it has is: 10
- The sum of 1394128890's digits is 45
- More coming soon!
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