139638639987
139,638,639,987 is an odd composite number composed of four prime numbers multiplied together.
139638639987 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of two hundred forty divisors.
Prime factorization of 139638639987:
37 × 72 × 114 × 89
(3 × 3 × 3 × 3 × 3 × 3 × 3 × 7 × 7 × 11 × 11 × 11 × 11 × 89)See below for interesting mathematical facts about the number 139638639987 from the Numbermatics database.
Names of 139638639987
- Cardinal: 139638639987 can be written as One hundred thirty-nine billion, six hundred thirty-eight million, six hundred thirty-nine thousand, nine hundred eighty-seven.
Scientific notation
- Scientific notation: 1.39638639987 × 1011
Factors of 139638639987
Divisors of 139638639987
- Number of divisors d(n): 240
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Complete list of divisors:
1 3 7 9 11 21 27 33 49 63 77 81 89 99 121 147 189 231 243 267 297 363 441 539 567 623 693 729 801 847 891 979 1089 1323 1331 1617 1701 1869 2079 2187 2403 2541 2673 2937 3267 3969 3993 4361 4851 5103 5607 5929 6237 6853 7209 7623 8019 8811 9317 9801 10769 11907 11979 13083 14553 14641 15309 16821 17787 18711 20559 21627 22869 24057 26433 27951 29403 32307 35721 35937 39249 43659 43923 47971 50463 53361 56133 61677 64881 65219 68607 75383 79299 83853 88209 96921 102487 107163 107811 117747 118459 130977 131769 143913 151389 160083 168399 185031 194643 195657 205821 226149 237897 251559 264627 290763 307461 323433 353241 355377 392931 395307 431739 454167 480249 527681 555093 586971 617463 678447 713691 717409 754677 829213 872289 922383 970299 1059723 1066131 1178793 1185921 1295217 1303049 1362501 1440747 1583043 1665279 1760913 1852389 2035341 2141073 2152227 2264031 2487639 2616867 2767149 2910897 3179169 3198393 3557763 3885651 3909147 4322241 4749129 4995837 5282739 5804491 6106023 6456681 6792093 7462917 7850601 8301447 9121343 9537507 9595179 10673289 11656953 11727441 12966723 14247387 14987511 15848217 17413473 18318069 19370043 20376279 22388751 23551803 24904341 27364029 28785537 32019867 34970859 35182323 42742161 47544651 52240419 54954207 58110129 63849401 67166253 74713023 82092087 86356611 104912577 105546969 128226483 142633953 156721257 164862621 174330387 191548203 201498759 224139069 246276261 259069833 316640907 384679449 470163771 522991161 574644609 604496277 738828783 949922721 1154038347 1410491313 1568973483 1723933827 1813488831 2216486349 2849768163 4231473939 5171801481 6649459047 12694421817 15515404443 19948377141 46546213329 139638639987
- Sum of all divisors σ(n): 270989172000
- Sum of proper divisors (its aliquot sum) s(n): 131350532013
- 139638639987 is a deficient number, because the sum of its proper divisors (131350532013) is less than itself. Its deficiency is 8288107974
Bases of 139638639987
- Binary: 100000100000110001110010001101011100112
- Hexadecimal: 0x20831C8D73
- Base-36: 1S5D8O6R
Squares and roots of 139638639987
- 139638639987 squared (1396386399872) is 19498949777418995360169
- 139638639987 cubed (1396386399873) is 2722806828093604875153862390477803
-
The
square root of 139638639987 is 373682.5390448421 -
The
cube root of 139638639987 is 5188.0227293763
Scales and comparisons
How big is 139638639987?- 139,638,639,987 seconds is equal to 4,440 years, 3 weeks, 6 days, 23 hours, 6 minutes, 27 seconds.
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To count from 1 to 139,638,639,987 would take you about eight thousand, eight hundred eighty 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 139638639987 cubic inches would be around 432.3 feet tall.
Recreational maths with 139638639987
- 139638639987 backwards is 789936836931
- The number of decimal digits it has is: 12
- The sum of 139638639987's digits is 72
- More coming soon!
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