138706321572
138,706,321,572 is an even composite number composed of seven prime numbers multiplied together.
138706321572 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 138706321572:
22 × 32 × 7 × 13 × 193 × 431 × 509
(2 × 2 × 3 × 3 × 7 × 13 × 193 × 431 × 509)See below for interesting mathematical facts about the number 138706321572 from the Numbermatics database.
Names of 138706321572
- Cardinal: 138706321572 can be written as One hundred thirty-eight billion, seven hundred six million, three hundred twenty-one thousand, five hundred seventy-two.
Scientific notation
- Scientific notation: 1.38706321572 × 1011
Factors of 138706321572
Divisors of 138706321572
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 3 4 6 7 9 12 13 14 18 21 26 28 36 39 42 52 63 78 84 91 117 126 156 182 193 234 252 273 364 386 431 468 509 546 579 772 819 862 1018 1092 1158 1293 1351 1527 1638 1724 1737 2036 2316 2509 2586 2702 3017 3054 3276 3474 3563 3879 4053 4581 5018 5172 5404 5603 6034 6108 6617 6948 7126 7527 7758 8106 9051 9162 10036 10689 11206 12068 12159 13234 14252 15054 15516 16212 16809 17563 18102 18324 19851 21378 22412 22581 24318 26468 27153 30108 32067 33618 35126 36204 39221 39702 42756 45162 46319 48636 50427 52689 54306 59553 64134 67236 70252 78442 79404 83183 90324 92638 98237 100854 105378 108612 117663 119106 128268 138957 156884 158067 166366 185276 196474 201708 210756 219379 235326 238212 249549 277914 294711 316134 332732 352989 392948 416871 438758 470652 499098 555828 582281 589422 632268 658137 687659 705978 748647 833742 877516 884133 998196 1081379 1164562 1178844 1277081 1316274 1375318 1411956 1497294 1535653 1667484 1746843 1768266 1974411 2062977 2162758 2329124 2554162 2632548 2750636 2851927 2994588 3071306 3244137 3493686 3536532 3831243 3948822 4125954 4325516 4606959 5108324 5240529 5703854 6142612 6188931 6488274 6987372 7569653 7662486 7897644 8251908 8555781 8939567 9213918 9732411 10481058 11407708 11493729 12377862 12976548 13820877 15139306 15324972 17111562 17879134 18427836 19464822 19963489 20962116 22708959 22987458 24755724 25667343 26818701 27641754 30278612 34223124 35758268 38929644 39926978 42340147 45417918 45974916 51334686 53637402 55283508 59890467 68126877 79853956 80456103 84680294 90835836 102669372 107274804 119780934 127020441 136253754 160912206 169360588 179671401 239561868 254040882 272507508 296381029 321824412 359342802 381061323 508081764 550421911 592762058 718685604 762122646 889143087 1100843822 1185524116 1524245292 1651265733 1778286174 2201687644 2667429261 3302531466 3556572348 3852953377 4953797199 5334858522 6605062932 7705906754 9907594398 10669717044 11558860131 15411813508 19815188796 23117720262 34676580393 46235440524 69353160786 138706321572
- Sum of all divisors σ(n): 435627279360
- Sum of proper divisors (its aliquot sum) s(n): 296920957788
- 138706321572 is an abundant number, because the sum of its proper divisors (296920957788) is greater than itself. Its abundance is 158214636216
Bases of 138706321572
- Binary: 100000010010111000101010000000101001002
- Hexadecimal: 0x204B8A80A4
- Base-36: 1RPY5UP0
Squares and roots of 138706321572
- 138706321572 squared (1387063215722) is 19239443644035072551184
- 138706321572 cubed (1387063215723) is 2668632456955900272930878333341248
-
The
square root of 138706321572 is 372432.9759460083 -
The
cube root of 138706321572 is 5176.4507318839
Scales and comparisons
How big is 138706321572?- 138,706,321,572 seconds is equal to 4,410 years, 22 weeks, 3 days, 5 hours, 46 minutes, 12 seconds.
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To count from 1 to 138,706,321,572 would take you about eight thousand, eight hundred twenty 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 138706321572 cubic inches would be around 431.4 feet tall.
Recreational maths with 138706321572
- 138706321572 backwards is 275123607831
- The number of decimal digits it has is: 12
- The sum of 138706321572's digits is 45
- More coming soon!
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