138897856272

Names of 138897856272

• Cardinal: 138897856272 can be written as One hundred thirty-eight billion, eight hundred ninety-seven million, eight hundred fifty-six thousand, two hundred seventy-two.

Scientific notation

• Scientific notation: 1.38897856272 × 10¹¹

Factors of 138897856272

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 115

Divisors of 138897856272

• Number of divisors d(n): 540
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 19 21 24 28 38 41 42 43 48 49 56 57 76 82 84 86 98 112 114 123 129 133 147 152 164 168 172 196 228 246 258 266 287 294 301 304 328 336 344 392 399 456 492 516 532 574 588 602 656 688 779 784 798 817 861 903 912 931 984 1032 1064 1148 1176 1204 1558 1596 1634 1681 1722 1763 1806 1849 1862 1968 2009 2064 2107 2128 2296 2337 2352 2408 2451 2793 3116 3192 3268 3362 3444 3526 3612 3698 3724 4018 4214 4592 4674 4816 4902 5043 5289 5453 5547 5586 5719 6027 6232 6321 6384 6536 6724 6888 7052 7224 7396 7448 8036 8428 9348 9804 10086 10578 10906 11094 11172 11438 11767 12054 12341 12464 12642 12943 13072 13448 13776 14104 14448 14792 14896 16072 16359 16856 17157 18696 19608 20172 21156 21812 22188 22344 22876 23534 24108 24682 25284 25886 26896 28208 29584 31939 32144 32718 33497 33712 34314 35131 35301 37023 37392 38171 38829 39216 40033 40344 42312 43624 44376 44688 45752 47068 48216 49364 50568 51772 63878 65436 66994 68628 70262 70602 72283 74046 75809 76342 77658 80066 80688 82369 84624 86387 87248 88752 90601 91504 94136 95817 96432 98728 100491 101136 103544 105393 114513 120099 127756 130872 133988 137256 140524 141204 144566 148092 151618 152684 155316 160132 164738 172774 181202 188272 191634 197456 200982 207088 210786 216849 223573 227427 229026 234479 240198 245917 247107 255512 259161 261744 267976 271803 274512 281048 282408 289132 296184 303236 305368 310632 320264 329476 345548 362404 383268 401964 421572 433698 447146 454854 458052 468958 480396 491834 494214 505981 511024 518322 530663 535952 543606 562096 564816 578264 592368 606472 610736 621264 640528 658952 670719 691096 703437 724808 737751 766536 803928 843144 867396 894292 909708 916104 937916 960792 983668 988428 1011962 1036644 1061326 1087212 1156528 1212944 1317904 1341438 1373377 1382192 1406874 1440371 1449616 1475502 1517943 1533072 1565011 1591989 1607856 1641353 1686288 1721419 1734792 1788584 1819416 1832208 1875832 1921584 1967336 1976856 2023924 2073288 2122652 2174424 2682876 2746754 2813748 2880742 2951004 3035886 3108169 3130022 3183978 3282706 3442838 3469584 3541867 3577168 3638832 3714641 3751664 3934672 3953712 4047848 4120131 4146576 4245304 4321113 4348848 4695033 4924059 5164257 5365752 5493508 5627496 5761484 5902008 6071772 6216338 6260044 6367956 6565412 6885676 7083734 7429282 8095696 8240262 8490608 8642226 9324507 9390066 9613639 9848118 10082597 10328514 10625601 10731504 10987016 11143923 11254992 11522968 11804016 12143544 12432676 12520088 12735912 13130824 13771352 14167468 14858564 16480524 17284452 18649014 18780132 19227278 19696236 20165194 20657028 21251202 21757183 21974032 22287846 23045936 24287088 24865352 25040176 25471824 26261648 27542704 28334936 28840917 29717128 30247791 32961048 34568904 37298028 37560264 38454556 39392472 40330388 41314056 42502404 43514366 44575692 49730704 56669872 57681834 59055211 59434256 60495582 65271549 65922096 67295473 69137808 70578179 74596056 75120528 76909112 78784944 80660776 82628112 85004808 87028732 89151384 115363668 118110422 120991164 130543098 134590946 141156358 149192112 152300281 153818224 161321552 170009616 174057464 177165633 178302768 201886419 211734537 230727336 236220844 241982328 261086196 269181892 282312716 304600562 348114928 354331266 403772838 413386477 423469074 456900843 461454672 472441688 483964656 522172392 538363784 564625432 609201124 708662532 807545676 826772954 846938148 913801686 944883376 1044344784 1076727568 1129250864 1218402248 1240159431 1417325064 1615091352 1653545908 1693876296 1827603372 2436804496 2480318862 2834650128 2893705339 3230182704 3307091816 3387752592 3655206744 4960637724 5787410678 6614183632 7310413488 8681116017 9921275448 11574821356 17362232034 19842550896 23149642712 34724464068 46299285424 69448928136 138897856272
• Sum of all divisors σ(n): 461065289040
• Sum of proper divisors (its aliquot sum) s(n): 322167432768
• 138897856272 is an abundant number, because the sum of its proper divisors (322167432768) is greater than itself. Its abundance is 183269576496

Bases of 138897856272

• Binary: 10000001010110111101010001011100010000₂
• Hexadecimal: 0x2056F51710
• Base-36: 1RT473TC

Squares and roots of 138897856272

• 138897856272 squared (138897856272²) is 19292614476957169737984
• 138897856272 cubed (138897856272³) is 2679702792731503418166409531035648
• The square root of 138897856272 is 372690.0270627053
• The cube root of 138897856272 is 5178.8322958349

Scales and comparisons

• 138,897,856,272 seconds is equal to 4,416 years, 27 weeks, 1 day, 1 hour, 51 minutes, 12 seconds.
• To count from 1 to 138,897,856,272 would take you about eight thousand, eight hundred thirty-three 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 138897856272 cubic inches would be around 431.6 feet tall.

Recreational maths with 138897856272

• 138897856272 backwards is 272658798831
• The number of decimal digits it has is: 12
• The sum of 138897856272's digits is 66
• More coming soon!