72136421385
72,136,421,385 is an odd composite number composed of eight prime numbers multiplied together.
What does the number 72136421385 look like?
This visualization shows the relationship between its 8 prime factors (large circles) and 384 divisors.
72136421385 is an odd composite number. It is composed of eight distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 72136421385:
3 × 5 × 72 × 17 × 31 × 43 × 61 × 71
(3 × 5 × 7 × 7 × 17 × 31 × 43 × 61 × 71)See below for interesting mathematical facts about the number 72136421385 from the Numbermatics database.
Names of 72136421385
- Cardinal: 72136421385 can be written as Seventy-two billion, one hundred thirty-six million, four hundred twenty-one thousand, three hundred eighty-five.
Scientific notation
- Scientific notation: 7.2136421385 × 1010
Factors of 72136421385
Divisors of 72136421385
- Number of divisors d(n): 384
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Complete list of divisors:
1 3 5 7 15 17 21 31 35 43 49 51 61 71 85 93 105 119 129 147 155 183 213 215 217 245 255 301 305 355 357 427 465 497 527 595 645 651 731 735 833 903 915 1037 1065 1085 1207 1281 1333 1491 1505 1519 1581 1785 1891 2107 2135 2193 2201 2485 2499 2623 2635 2989 3053 3111 3255 3479 3621 3655 3689 3999 4165 4331 4515 4557 5117 5185 5673 6035 6321 6405 6603 6665 7259 7455 7595 7869 7905 8449 8967 9159 9331 9455 10437 10535 10965 11005 11067 12495 12993 13115 13237 14945 15265 15351 15407 15555 17395 18105 18361 18445 19995 21371 21655 21777 22661 22785 25347 25585 25823 27993 28365 30317 31605 32147 33015 35819 36295 37417 39345 39711 42245 44591 44835 45795 46221 46655 50813 51901 52185 55083 55335 59143 64113 64965 65317 66185 67983 73627 76755 77035 77469 81313 90951 91805 92659 94643 96441 106855 107457 107849 108885 112251 113305 126735 128527 129115 133773 134261 139965 149597 151585 152439 155703 158627 160735 177429 179095 186233 187085 195951 198555 212219 220881 222955 225029 231105 243939 254065 259505 261919 275415 277977 283929 295715 312137 320565 323547 326585 339915 363307 368135 385581 387345 402783 406565 448791 454755 463295 473215 475881 482205 515389 537285 539245 558699 561255 569191 636657 642635 662501 668865 671305 675087 747985 762195 778515 785757 793135 887145 931165 936411 939827 979755 1061095 1089921 1104405 1110389 1125145 1219695 1303631 1309595 1382321 1389885 1419645 1546167 1560685 1575203 1608931 1617735 1707573 1816535 1833433 1927905 1987503 2013915 2184959 2243955 2282437 2379405 2543149 2576945 2793495 2819481 2845955 3165961 3183285 3312505 3331167 3375435 3607723 3910893 3928785 3984337 4146963 4637507 4682055 4699135 4725609 4826793 5449605 5500299 5551945 5773223 6518155 6554877 6578789 6847311 6911605 7629447 7730835 7876015 8044655 8537865 9125417 9167165 9497883 9676247 9937515 10823169 10924795 11262517 11412185 11953011 12715745 13912521 14097405 15829805 15977059 16655835 17319669 18038615 19554465 19736367 19921685 20734815 22161727 23187535 23628045 24133965 27376251 27501495 28866115 29028741 32774385 32893945 33787551 34236555 38147235 40412561 45627085 47489415 47931177 48381235 54115845 56312585 59765055 66485181 67733729 69562605 78837619 79885295 86598345 98144791 98681835 110808635 111839413 121237683 136881255 145143705 155132089 168937755 202062805 203201187 236512857 239655885 282887927 294434373 332425905 335518239 338668645 394188095 465396267 490723955 559197065 606188415 687013537 775660445 848663781 1016005935 1182564285 1414439635 1472171865 1677591195 2061040611 2326981335 3435067685 4243318905 4809094759 10305203055 14427284277 24045473795 72136421385
- Sum of all divisors σ(n): 154769522688
- Sum of proper divisors (its aliquot sum) s(n): 82633101303
- 72136421385 is an abundant number, because the sum of its proper divisors (82633101303) is greater than itself. Its abundance is 10496679918
Bases of 72136421385
- Binary: 10000110010111010101001110000000010012
- Hexadecimal: 0x10CBAA7009
- Base-36: X505UYX
Squares and roots of 72136421385
- 72136421385 squared (721364213852) is 5203663290234285318225
- 72136421385 cubed (721364213853) is 375373647849995961089797420241625
-
The
square root of 72136421385 is 268582.2432421771 -
The
cube root of 72136421385 is 4162.7934690871
Scales and comparisons
How big is 72136421385?- 72,136,421,385 seconds is equal to 2,293 years, 37 weeks, 1 day, 6 hours, 49 minutes, 45 seconds.
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To count from 1 to 72,136,421,385 would take you about four thousand, five hundred eighty-seven 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 72136421385 cubic inches would be around 346.9 feet tall.
Recreational maths with 72136421385
- 72136421385 backwards is 58312463127
- The number of decimal digits it has is: 11
- The sum of 72136421385's digits is 42
- More coming soon!
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