18368949690
18,368,949,690 is an even composite number composed of seven prime numbers multiplied together.
18368949690 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 18368949690:
2 × 33 × 5 × 7 × 132 × 131 × 439
(2 × 3 × 3 × 3 × 5 × 7 × 13 × 13 × 131 × 439)See below for interesting mathematical facts about the number 18368949690 from the Numbermatics database.
Names of 18368949690
- Cardinal: 18368949690 can be written as Eighteen billion, three hundred sixty-eight million, nine hundred forty-nine thousand, six hundred ninety.
Scientific notation
- Scientific notation: 1.836894969 × 1010
Factors of 18368949690
Divisors of 18368949690
- Number of divisors d(n): 384
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Complete list of divisors:
1 2 3 5 6 7 9 10 13 14 15 18 21 26 27 30 35 39 42 45 54 63 65 70 78 90 91 105 117 126 130 131 135 169 182 189 195 210 234 262 270 273 315 338 351 378 390 393 439 455 507 546 585 630 655 702 786 819 845 878 910 917 945 1014 1170 1179 1183 1310 1317 1365 1521 1638 1690 1703 1755 1834 1890 1965 2195 2358 2366 2457 2535 2634 2730 2751 3042 3073 3406 3510 3537 3549 3930 3951 4095 4390 4563 4585 4914 5070 5109 5502 5707 5895 5915 6146 6585 7074 7098 7605 7902 8190 8253 8515 9126 9170 9219 10218 10647 11414 11790 11830 11853 11921 12285 13170 13755 15210 15327 15365 16506 17030 17121 17685 17745 18438 19755 21294 22139 22815 23706 23842 24570 24759 25545 27510 27657 28535 30654 30730 31941 34242 35370 35490 35763 39510 39949 41265 44278 45630 45981 46095 49518 51090 51363 53235 55314 57070 57509 59265 59605 63882 66417 71526 74191 76635 79898 82530 82971 85605 91962 92190 102726 106470 107289 110695 115018 118530 119210 119847 123795 132834 138285 148382 153270 154089 154973 159705 165942 171210 172527 178815 199251 199745 214578 221390 222573 229905 239694 247590 256815 276570 287545 308178 309946 319410 321867 332085 345054 357630 359541 370955 398502 399490 402563 414855 445146 459810 464919 513630 517581 519337 536445 575090 597753 599235 643734 664170 667719 719082 741910 747617 770445 774865 805126 829710 862635 929838 996255 1035162 1038674 1072890 1078623 1112865 1195506 1198470 1207689 1335438 1394757 1495234 1540890 1549730 1552743 1558011 1609335 1725270 1797705 1992510 2003157 2012815 2157246 2225730 2242851 2324595 2415378 2587905 2596685 2789514 2988765 3105486 3116022 3218670 3338595 3595410 3623067 3738085 4006314 4025630 4184271 4485702 4649190 4674033 5175810 5193370 5233319 5393115 5977530 6038445 6677190 6728553 6973785 7246134 7476170 7763715 7790055 8368542 9348066 9719021 10015785 10466638 10786230 10869201 11214255 12076890 13457106 13947570 14022099 15527430 15580110 15699957 18115335 19438042 20031570 20185659 20921355 21738402 22428510 23370165 26166595 28044198 29157063 31399914 33642765 36230670 40371318 41842710 46740330 47099871 48595105 52333190 54346005 58314126 67285530 68033147 70110495 78499785 87471189 94199742 97190210 100928295 108692010 136066294 140220990 141299613 145785315 156999570 174942378 201856590 204099441 235499355 262413567 282599226 291570630 340165735 408198882 437355945 470998710 524827134 612298323 680331470 706498065 874711890 1020497205 1224596646 1312067835 1412996130 1836894969 2040994410 2624135670 3061491615 3673789938 6122983230 9184474845 18368949690
- Sum of all divisors σ(n): 61220966400
- Sum of proper divisors (its aliquot sum) s(n): 42852016710
- 18368949690 is an abundant number, because the sum of its proper divisors (42852016710) is greater than itself. Its abundance is 24483067020
Bases of 18368949690
- Binary: 100010001101101111111101101101110102
- Hexadecimal: 0x446DFEDBA
- Base-36: 8FSECAI
Squares and roots of 18368949690
- 18368949690 squared (183689496902) is 337418312713751096100
- 18368949690 cubed (183689496903) is 6198020010723581255443255209000
-
The
square root of 18368949690 is 135532.0983752557 -
The
cube root of 18368949690 is 2638.5263857615
Scales and comparisons
How big is 18368949690?- 18,368,949,690 seconds is equal to 584 years, 3 weeks, 6 days, 14 hours, 1 minute, 30 seconds.
-
To count from 1 to 18,368,949,690 would take you about one thousand, one hundred sixty-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 18368949690 cubic inches would be around 219.9 feet tall.
Recreational maths with 18368949690
- 18368949690 backwards is 09694986381
- 18368949690 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 18368949690's digits is 63
- More coming soon!
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The information we have on file for 18368949690 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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