138188777472

Names of 138188777472

• Cardinal: 138188777472 can be written as One hundred thirty-eight billion, one hundred eighty-eight million, seven hundred seventy-seven thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 1.38188777472 × 10¹¹

Factors of 138188777472

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 232

Divisors of 138188777472

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 17 18 24 32 34 36 48 51 53 64 68 72 96 102 106 128 136 144 153 157 159 192 204 212 256 272 288 306 314 318 384 408 424 471 477 512 544 576 612 628 636 768 816 848 901 942 954 1024 1088 1152 1224 1256 1272 1413 1536 1632 1696 1802 1884 1908 2048 2176 2304 2448 2512 2544 2669 2703 2809 2826 3072 3264 3392 3604 3768 3816 4352 4608 4896 5024 5088 5338 5406 5618 5652 6144 6528 6784 7208 7536 7632 8007 8109 8321 8427 8704 9216 9792 10048 10176 10676 10812 11236 11304 13056 13568 14416 15072 15264 16014 16218 16642 16854 17408 18432 19584 20096 20352 21352 21624 22472 22608 24021 24963 25281 26112 27136 28832 30144 30528 32028 32436 33284 33708 34816 39168 40192 40704 42704 43248 44944 45216 47753 48042 49926 50562 52224 54272 57664 60288 61056 64056 64872 66568 67416 74889 78336 80384 81408 85408 86496 89888 90432 95506 96084 99852 101124 104448 108544 115328 120576 122112 128112 129744 133136 134832 141457 143259 149778 156672 160768 162816 170816 172992 179776 180864 191012 192168 199704 202248 230656 241152 244224 256224 259488 266272 269664 282914 286518 299556 313344 321536 325632 341632 345984 359552 361728 382024 384336 399408 404496 424371 429777 441013 461312 482304 488448 512448 518976 532544 539328 565828 573036 599112 683264 691968 719104 723456 764048 768672 798816 808992 848742 859554 882026 922624 964608 976896 1024896 1037952 1065088 1078656 1131656 1146072 1198224 1273113 1323039 1366528 1383936 1438208 1446912 1528096 1537344 1597632 1617984 1697484 1719108 1764052 1845248 2049792 2075904 2130176 2157312 2263312 2292144 2396448 2546226 2646078 2733056 2767872 2876416 2893824 3056192 3074688 3195264 3235968 3394968 3438216 3528104 3969117 4099584 4151808 4260352 4314624 4526624 4584288 4792896 5092452 5292156 5466112 5535744 5752832 6112384 6149376 6390528 6471936 6789936 6876432 7056208 7497221 7938234 8199168 8303616 8520704 8629248 9053248 9168576 9585792 10184904 10584312 12224768 12298752 12781056 12943872 13579872 13752864 14112416 14994442 15876468 16398336 16607232 17041408 17258496 18106496 18337152 19171584 20369808 21168624 22491663 24449536 24597504 25562112 25887744 27159744 27505728 28224832 29988884 31752936 36212992 36674304 38343168 40739616 42337248 44983326 48899072 49195008 51124224 51775488 54319488 55011456 56449664 59977768 63505872 67474989 72425984 73348608 76686336 81479232 84674496 89966652 97798144 108638976 110022912 112899328 119955536 127011744 134949978 144851968 146697216 153372672 162958464 169348992 179933304 217277952 220045824 225798656 239911072 254023488 269899956 289703936 293394432 325916928 338697984 359866608 434555904 440091648 451597312 479822144 508046976 539799912 651833856 677395968 719733216 869111808 880183296 903194624 959644288 1016093952 1079599824 1303667712 1354791936 1439466432 1919288576 2032187904 2159199648 2607335424 2709583872 2878932864 3838577152 4064375808 4318399296 5757865728 7677154304 8128751616 8636798592 11515731456 15354308608 17273597184 23031462912 34547194368 46062925824 69094388736 138188777472
• Sum of all divisors σ(n): 433459173420
• Sum of proper divisors (its aliquot sum) s(n): 295270395948
• 138188777472 is an abundant number, because the sum of its proper divisors (295270395948) is greater than itself. Its abundance is 157081618476

Bases of 138188777472

• Binary: 10000000101100101100010110100000000000₂
• Hexadecimal: 0x202CB16800
• Base-36: 1RHE1340

Squares and roots of 138188777472

• 138188777472 squared (138188777472²) is 19096138219205934710784
• 138188777472 cubed (138188777472³) is 2638871994948403268290290854658048
• The square root of 138188777472 is 371737.5115212345
• The cube root of 138188777472 is 5170.0045452885

Scales and comparisons

• 138,188,777,472 seconds is equal to 4,393 years, 50 weeks, 5 days, 3 hours, 31 minutes, 12 seconds.
• To count from 1 to 138,188,777,472 would take you about eight thousand, seven 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 138188777472 cubic inches would be around 430.8 feet tall.

Recreational maths with 138188777472

• 138188777472 backwards is 274777881831
• The number of decimal digits it has is: 12
• The sum of 138188777472's digits is 63
• More coming soon!