13218404290
13,218,404,290 is an even composite number composed of seven prime numbers multiplied together.
13218404290 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred fifty-six divisors.
Prime factorization of 13218404290:
2 × 5 × 7 × 133 × 23 × 37 × 101
(2 × 5 × 7 × 13 × 13 × 13 × 23 × 37 × 101)See below for interesting mathematical facts about the number 13218404290 from the Numbermatics database.
Names of 13218404290
- Cardinal: 13218404290 can be written as Thirteen billion, two hundred eighteen million, four hundred four thousand, two hundred ninety.
Scientific notation
- Scientific notation: 1.321840429 × 1010
Factors of 13218404290
Divisors of 13218404290
- Number of divisors d(n): 256
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Complete list of divisors:
1 2 5 7 10 13 14 23 26 35 37 46 65 70 74 91 101 115 130 161 169 182 185 202 230 259 299 322 338 370 455 481 505 518 598 707 805 845 851 910 962 1010 1183 1295 1313 1414 1495 1610 1690 1702 2093 2197 2323 2366 2405 2590 2626 2990 3367 3535 3737 3887 4186 4255 4394 4646 4810 5915 5957 6253 6565 6734 7070 7474 7774 8510 9191 10465 10985 11063 11615 11830 11914 12506 13130 15379 16261 16835 17069 18382 18685 19435 20930 21970 22126 23230 26159 27209 29785 30199 30758 31265 32522 33670 34138 37370 38870 43771 45955 48581 50531 52318 54418 55315 59570 60398 62530 76895 77441 81289 81305 85345 85951 87542 91910 97162 101062 110630 119483 130795 136045 143819 150995 153790 154882 162578 162610 170690 171902 211393 218855 221897 238966 242905 252655 261590 272090 287638 301990 340067 353717 387205 392587 406445 422786 429755 437710 443794 485810 505310 569023 597415 601657 631553 680134 707434 719095 774410 785174 812890 859510 1006733 1056965 1109485 1117363 1138046 1194830 1203314 1263106 1438190 1553279 1700335 1768585 1869647 1962935 2013466 2113930 2218970 2234726 2748109 2845115 3008285 3106558 3157765 3400670 3537170 3739294 3925870 4420871 5033665 5103631 5496218 5586815 5690230 6016570 6315530 7766395 7821541 8210189 8841742 9348235 10067330 10207262 11173630 13087529 13740545 14525719 15532790 15643082 16420378 18696470 22104355 25518155 26175058 27481090 29051438 35725417 39107705 41050945 44208710 51036310 57471323 65437645 71450834 72628595 78215410 82101890 101680033 114942646 130875290 145257190 178627085 188834347 203360066 287356615 357254170 377668694 508400165 574713230 944171735 1016800330 1321840429 1888343470 2643680858 6609202145 13218404290
- Sum of all divisors σ(n): 31881185280
- Sum of proper divisors (its aliquot sum) s(n): 18662780990
- 13218404290 is an abundant number, because the sum of its proper divisors (18662780990) is greater than itself. Its abundance is 5444376700
Bases of 13218404290
- Binary: 11000100111110000011010111110000102
- Hexadecimal: 0x313E0D7C2
- Base-36: 62LWA0Y
Squares and roots of 13218404290
- 13218404290 squared (132184042902) is 174726211973890404100
- 13218404290 cubed (132184042903) is 2309601709931122285545273589000
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The
square root of 13218404290 is 114971.3194235849 -
The
cube root of 13218404290 is 2364.4293605117
Scales and comparisons
How big is 13218404290?- 13,218,404,290 seconds is equal to 420 years, 15 weeks, 5 days, 18 hours, 58 minutes, 10 seconds.
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To count from 1 to 13,218,404,290 would take you about eight hundred forty 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 13218404290 cubic inches would be around 197 feet tall.
Recreational maths with 13218404290
- 13218404290 backwards is 09240481231
- The number of decimal digits it has is: 11
- The sum of 13218404290's digits is 34
- More coming soon!
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