138231433872

Names of 138231433872

• Cardinal: 138231433872 can be written as One hundred thirty-eight billion, two hundred thirty-one million, four hundred thirty-three thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 1.38231433872 × 10¹¹

Factors of 138231433872

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 1086

Divisors of 138231433872

• Number of divisors d(n): 800
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 17 18 21 24 27 28 29 31 34 36 42 48 51 54 56 58 62 63 68 72 81 84 87 93 102 108 112 116 119 124 126 136 144 153 162 168 174 186 189 203 204 216 217 232 238 248 252 261 272 279 306 324 336 348 357 372 378 406 408 432 434 459 464 476 493 496 504 522 527 558 567 609 612 648 651 696 714 744 756 783 812 816 837 868 899 918 952 986 997 1008 1044 1054 1071 1116 1134 1218 1224 1296 1302 1377 1392 1428 1479 1488 1512 1566 1581 1624 1674 1736 1798 1827 1836 1904 1953 1972 1994 2088 2108 2142 2232 2268 2349 2436 2448 2511 2604 2697 2754 2856 2958 2991 3024 3132 3162 3213 3248 3348 3451 3472 3596 3654 3672 3689 3906 3944 3988 4176 4216 4284 4437 4464 4536 4698 4743 4872 5022 5208 5394 5481 5508 5712 5859 5916 5982 6264 6293 6324 6426 6696 6902 6979 7192 7308 7344 7378 7812 7888 7976 8091 8432 8568 8874 8973 9072 9396 9486 9639 9744 10044 10353 10416 10788 10962 11016 11067 11718 11832 11964 12528 12586 12648 12852 13311 13392 13804 13958 14229 14384 14616 14756 15283 15624 15952 16182 16443 16949 17136 17577 17748 17946 18792 18879 18972 19278 20088 20706 20937 21576 21924 22032 22134 23436 23664 23928 24273 25172 25296 25704 26622 26919 27608 27916 28458 28913 29232 29512 30566 30907 31059 31248 32364 32886 33201 33898 35154 35496 35892 37584 37758 37944 38556 39933 40176 41412 41874 42687 43152 43848 44268 45849 46872 47856 48546 50344 50847 51408 53244 53838 55216 55832 56637 56916 57826 59024 61132 61814 62118 62811 64728 65772 66402 67796 70308 70992 71784 72819 75516 75888 77112 79866 80757 82824 83748 85374 86739 87696 88536 91698 92721 93177 93744 97092 99603 100688 101694 106488 106981 107676 111664 113274 113832 115652 118643 122264 123628 124236 125622 129456 131544 132804 135592 137547 140616 143568 145638 151032 152541 154224 159732 161514 165648 167496 169911 170748 173478 177072 183396 185442 186354 188433 194184 199206 202391 203388 212976 213962 215352 216349 226548 227664 231304 237286 244528 247256 248472 251244 260217 263088 265608 271184 275094 278163 279531 281232 291276 298809 302064 305082 319464 320943 323028 334992 339822 341496 346956 355929 366792 370884 372708 376866 388368 398412 404782 406776 412641 427924 430704 432698 453096 457623 462608 474572 491521 494512 496944 502488 509733 520434 525419 531216 550188 556326 559062 565299 582552 597618 607173 610164 638928 641886 646056 649047 679644 682992 693912 711858 733584 741768 745416 753732 780651 796824 809564 813552 825282 834489 855848 865396 896303 906192 915246 949144 962829 983042 1004976 1019466 1040868 1050838 1067787 1100376 1112652 1118124 1130598 1165104 1195236 1214346 1220328 1237923 1283772 1292112 1298094 1359288 1372869 1387824 1423716 1474563 1483536 1490832 1507464 1561302 1576257 1593648 1619128 1650564 1668978 1711696 1730792 1792606 1821519 1830492 1898288 1925658 1947141 1966084 2038932 2081736 2101676 2135574 2200752 2225304 2236248 2261196 2341953 2390472 2428692 2440656 2475846 2503467 2567544 2596188 2688909 2718576 2745738 2847432 2888487 2949126 3014928 3122604 3152514 3203361 3238256 3301128 3337956 3440647 3461584 3585212 3643038 3660984 3677933 3851316 3894282 3932168 4077864 4163472 4203352 4271148 4423689 4450608 4472496 4522392 4683906 4728771 4780944 4857384 4951692 5006934 5135088 5192376 5377818 5464557 5491476 5694864 5776974 5841423 5898252 6245208 6274121 6305028 6406722 6602256 6675912 6881294 7170424 7286076 7321968 7355866 7702632 7788564 7864336 8066727 8155728 8406704 8542296 8665461 8847378 9044784 9367812 9457542 9610083 9714768 9903384 10013868 10321941 10384752 10755636 10929114 10982952 11033799 11553948 11682846 11796504 12490416 12548242 12610056 12813444 13271067 13351824 13762588 14186313 14340848 14572152 14711732 15237151 15405264 15577128 16133454 16393671 17084592 17330922 17524269 17694756 18735624 18822363 18915084 19220166 19806768 20027736 20643882 21511272 21858228 21965904 22067598 23107896 23365692 23593008 24200181 25096484 25220112 25626888 26542134 27525176 28372626 29144304 29423464 30474302 30965823 31154256 32266908 32787342 33101397 34661844 35048538 35389512 37471248 37644726 37830168 38440332 39813201 40055472 41287764 42558939 43022544 43716456 44135196 45711453 46215792 46731384 48400362 50192968 51253776 53084268 55050352 56467089 56745252 58846928 60948604 61931646 64533816 65574684 66202794 69323688 70097076 70779024 72600543 75289452 75660336 76880664 79626402 82575528 85117878 87432912 88270392 91422906 92897469 93462768 96800724 99304191 100385936 106168536 106660057 112934178 113490504 121897208 123863292 129067632 131149368 132405588 137134359 138647376 140194152 145201086 150578904 153761328 159252804 165151056 169401267 170235756 176540784 182845812 185794938 193601448 198608382 212337072 213320114 225868356 226981008 243794416 247726584 262298736 264811176 274268718 278692407 280388304 290402172 297912573 301157808 318505608 319980171 338802534 340471512 365691624 371589876 387202896 397216764 411403077 426640228 451736712 495453168 508203801 529622352 548537436 557384814 580804344 595825146 637011216 639960342 677605068 680943024 731383248 743179752 794433528 822806154 853280456 903473424 959940513 1016407602 1097074872 1114769628 1161608688 1191650292 1234209231 1279920684 1355210136 1486359504 1588867056 1645612308 1706560912 1919881026 2032815204 2194149744 2229539256 2383300584 2468418462 2559841368 2710420272 2879821539 3291224616 3839762052 4065630408 4459078512 4766601168 4936836924 5119682736 5759643078 6582449232 7679524104 8131260816 8639464617 9873673848 11519286156 15359048208 17278929234 19747347696 23038572312 34557858468 46077144624 69115716936 138231433872
• Sum of all divisors σ(n): 517501163520
• Sum of proper divisors (its aliquot sum) s(n): 379269729648
• 138231433872 is an abundant number, because the sum of its proper divisors (379269729648) is greater than itself. Its abundance is 241038295776

Bases of 138231433872

• Binary: 10000000101111001111000100101010010000₂
• Hexadecimal: 0x202F3C4A90
• Base-36: 1RI3FD00

Squares and roots of 138231433872

• 138231433872 squared (138231433872²) is 19107929310309108912384
• 138231433872 cubed (138231433872³) is 2641316466888844156501454737870848
• The square root of 138231433872 is 371794.8814494357
• The cube root of 138231433872 is 5170.5364531567

Scales and comparisons

• 138,231,433,872 seconds is equal to 4,395 years, 17 weeks, 1 day, 20 hours, 31 minutes, 12 seconds.
• To count from 1 to 138,231,433,872 would take you about eight thousand, seven hundred ninety 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 138231433872 cubic inches would be around 430.9 feet tall.

Recreational maths with 138231433872

• 138231433872 backwards is 278334132831
• The number of decimal digits it has is: 12
• The sum of 138231433872's digits is 45
• More coming soon!