138006917778801662721
138,006,917,778,801,662,721 is an odd composite number composed of four prime numbers multiplied together.
138006917778801662721 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of one hundred thirty-five divisors.
Prime factorization of 138006917778801662721:
34 × 132 × 10492 × 957172
(3 × 3 × 3 × 3 × 13 × 13 × 1049 × 1049 × 95717 × 95717)See below for interesting mathematical facts about the number 138006917778801662721 from the Numbermatics database.
Names of 138006917778801662721
- Cardinal: 138006917778801662721 can be written as One hundred thirty-eight quintillion, six quadrillion, nine hundred seventeen trillion, seven hundred seventy-eight billion, eight hundred one million, six hundred sixty-two thousand, seven hundred twenty-one.
Scientific notation
- Scientific notation: 1.38006917778801662721 × 1020
Factors of 138006917778801662721
Divisors of 138006917778801662721
- Number of divisors d(n): 135
-
Complete list of divisors:
1 3 9 13 27 39 81 117 169 351 507 1049 1053 1521 3147 4563 9441 13637 13689 28323 40911 84969 95717 122733 177281 287151 368199 531843 861453 1100401 1104597 1244321 1595529 2584359 3301203 3732963 4786587 7753077 9903609 11198889 14305213 14359761 16176173 29710827 33596667 42915639 48528519 89132481 100407133 100790001 128746917 145585557 185967769 301221399 386240751 436756671 557903307 903664197 1158722253 1305292729 1310270013 1673709921 2710992591 3915878187 5021129763 8132977773 9161744089 11747634561 15063389289 16968805477 27485232267 35242903683 50906416431 82455696801 105327082517 105728711049 119102673157 152719249293 247367090403 315981247551 357308019471 458157747879 742101271209 947943742653 1071924058413 1369252072721 1374473243637 1548334751041 2843831227959 3215772175239 4107756218163 4645004253123 8531493683877 9610669549361 9647316525717 12323268654489 13935012759369 17800276945373 28832008648083 36969805963467 41805038278107 53400830836119 86496025944249 110909417890401 124938704141693 125415114834321 160202492508357 259488077832747 374816112425079 480607477525071 778464233498241 1124448337275237 1441822432575213 1624203153842009 3373345011825711 4872609461526027 10081592357279689 10120035035477133 14617828384578081 30244777071839067 43853485153734243 90734331215517201 131060700644635957 131560455461202729 272202993646551603 393182101933907871 816608980939654809 1179546305801723613 1703789108380267441 3538638917405170839 5111367325140802323 10615916752215512517 15334101975422406969 46002305926267220907 138006917778801662721
- Sum of all divisors σ(n): 223452045998987227851
- Sum of proper divisors (its aliquot sum) s(n): 85445128220185565130
- 138006917778801662721 is a deficient number, because the sum of its proper divisors (85445128220185565130) is less than itself. Its deficiency is 52561789558616097591
Bases of 138006917778801662721
- Binary: 11101111011001110110001000010000111001000000000001110011011000000012
- Hexadecimal: 0x77B3B108720039B01
- Base-36: T4IFDFNEIBF29
Squares and roots of 138006917778801662721
- 138006917778801662721 squared (1380069177788016627212) is 19045909354804922459730112170994241123841
- 138006917778801662721 cubed (1380069177788016627213) is 2628467246351072358646931375016380565938065663159966474031361
-
138006917778801662721 is a
perfect square number . Itssquare root is 11747634561 -
The
cube root of 138006917778801662721 is 5167735.6003276883
Scales and comparisons
How big is 138006917778801662721?- 138,006,917,778,801,662,721 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
-
To count from 1 to 138,006,917,778,801,662,721 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 138006917778801662721 cubic inches would be around 430644.6 feet tall.
Recreational maths with 138006917778801662721
- 138006917778801662721 backwards is 127266108877719600831
- The number of decimal digits it has is: 21
- The sum of 138006917778801662721's digits is 90
- More coming soon!
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