138549512400

Names of 138549512400

• Cardinal: 138549512400 can be written as One hundred thirty-eight billion, five hundred forty-nine million, five hundred twelve thousand, four hundred.

Scientific notation

• Scientific notation: 1.385495124 × 10¹¹

Factors of 138549512400

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 960

Divisors of 138549512400

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 16 19 20 24 25 26 30 38 39 40 41 48 50 52 57 60 65 75 76 78 80 82 95 100 104 114 120 123 130 150 152 156 164 169 190 195 200 205 208 228 240 246 247 260 285 300 304 312 325 328 338 380 390 400 410 456 475 492 494 507 520 533 570 600 615 624 650 656 676 741 760 779 780 820 845 877 912 950 975 984 988 1014 1025 1040 1066 1140 1200 1230 1235 1300 1352 1425 1482 1520 1558 1560 1599 1640 1690 1754 1900 1950 1968 1976 2028 2050 2132 2280 2337 2460 2470 2535 2600 2631 2665 2704 2850 2964 3075 3116 3120 3198 3211 3280 3380 3508 3705 3800 3895 3900 3952 4056 4100 4225 4264 4385 4560 4674 4920 4940 5070 5200 5262 5330 5700 5928 6150 6175 6232 6396 6422 6760 6929 7016 7410 7600 7790 7800 7995 8112 8200 8450 8528 8770 9348 9633 9840 9880 10127 10140 10524 10660 11400 11401 11685 11856 12300 12350 12464 12675 12792 12844 13155 13325 13520 13858 14032 14820 15580 15600 15990 16055 16400 16663 16900 17540 18525 18696 19266 19475 19760 20254 20280 20787 21048 21320 21925 22800 22802 23370 24600 24700 25350 25584 25688 26310 26650 27716 29640 30381 31160 31980 32110 33326 33800 34203 34645 35080 35957 37050 37392 38532 38950 39975 40508 40560 41574 42096 42640 43850 45604 46740 48165 49200 49400 49989 50635 50700 51376 52620 53300 55432 57005 58425 59280 60762 62320 63960 64220 65775 66652 67600 68406 69290 70160 71914 74100 77064 77900 79950 80275 81016 83148 83315 87700 91208 93480 96330 98800 99978 101270 101400 103935 105240 106600 107871 110864 114010 116850 121524 127920 128440 131550 131651 133304 136812 138580 143828 148200 148213 151905 154128 155800 159900 160550 162032 166296 166630 171015 173225 175400 179785 182416 186960 192660 199956 202540 202800 207870 210480 213200 215742 216619 228020 233700 240825 243048 249945 253175 256880 263100 263302 266608 273624 277160 285025 287656 296400 296426 303810 311600 319800 321100 332592 333260 342030 346450 350800 359570 385320 394953 399912 405080 415740 416575 431484 433238 444639 456040 467400 467441 481650 486096 499890 506350 519675 526200 526604 539355 547248 554320 570050 575312 592852 607620 639600 642200 649857 658255 666520 683183 684060 692900 719140 741065 759525 770640 789906 799824 810160 831480 833150 855075 862968 866476 889278 898925 912080 934800 934882 963300 999780 1012700 1039350 1052400 1053208 1078710 1083095 1140100 1185704 1215240 1249725 1284400 1299714 1316510 1333040 1366366 1368120 1385800 1402323 1438280 1482130 1519050 1579812 1662960 1666300 1710150 1725936 1732952 1778556 1797850 1869764 1926600 1974765 1999560 2025400 2049549 2078700 2106416 2157420 2166190 2223195 2280200 2337205 2371408 2430480 2499450 2599428 2633020 2696775 2732732 2736240 2771600 2804646 2816047 2876560 2964260 3038100 3159624 3249285 3291275 3332600 3415915 3420300 3465904 3557112 3595700 3705325 3739528 3853200 3949530 3999120 4050800 4099098 4157400 4314840 4332380 4446390 4560400 4674410 4998900 5198856 5266040 5393550 5415475 5465464 5609292 5632094 5928520 6076200 6076733 6319248 6498570 6582550 6665200 6831830 6840600 7011615 7114224 7191400 7410650 7479056 7899060 8198196 8314800 8448141 8629680 8664760 8881379 8892780 9348820 9873825 9997800 10247745 10397712 10532080 10787100 10830950 10930928 11115975 11218584 11264188 11686025 11857040 12152400 12153466 12997140 13165100 13663660 13681200 14023230 14080235 14382800 14821300 15798120 16246425 16396392 16896282 17079575 17329520 17762758 17785560 18230199 18697640 19747650 19995600 20495490 21574200 21661900 22231950 22437168 22528376 23372050 24306932 25994280 26330200 26644137 27327320 28046460 28160470 29642600 30383665 31596240 32492850 32792784 33792564 34159150 35058075 35525516 35571120 36460398 37395280 39495300 40990980 42240705 43148400 43323800 44406895 44463900 45056752 46744100 48613864 51238725 51988560 52660400 53288274 54654640 56092920 56320940 59285200 60767330 64985700 67585128 68318300 70116150 70401175 71051032 72920796 78990600 81981960 84481410 86647600 88813790 88927800 91150995 93488200 97227728 102477450 106576548 112185840 112641880 115457927 121534660 129971400 133220685 135170256 136636600 140232300 140802350 142102064 145841592 151918325 157981200 163963920 168962820 177627580 177855600 182301990 186976400 204954900 211203525 213153096 222034475 225283760 230915854 243069320 259942800 266441370 273273200 280464600 281604700 291683184 303836650 337925640 346373781 355255160 364603980 409909800 422407050 426306192 444068950 455754975 461831708 486138640 532882740 560929200 563209400 577289635 607673300 666103425 675851280 692747562 710510320 729207960 819819600 844814100 888137900 911509950 923663416 1065765480 1126418800 1154579270 1215346600 1332206850 1385495124 1458415920 1689628200 1731868905 1776275800 1823019900 1847326832 2131530960 2309158540 2430693200 2664413700 2770990248 2886448175 3379256400 3463737810 3552551600 3646039800 4618317080 5328827400 5541980496 5772896350 6927475620 7292079600 8659344525 9236634160 10657654800 11545792700 13854951240 17318689050 23091585400 27709902480 34637378100 46183170800 69274756200 138549512400
• Sum of all divisors σ(n): 518809919040
• Sum of proper divisors (its aliquot sum) s(n): 380260406640
• 138549512400 is an abundant number, because the sum of its proper divisors (380260406640) is greater than itself. Its abundance is 241710894240

Bases of 138549512400

• Binary: 10000001000010001100011100100011010000₂
• Hexadecimal: 0x204231C8D0
• Base-36: 1RNCSVYO

Squares and roots of 138549512400

• 138549512400 squared (138549512400²) is 19195967386277753760000
• 138549512400 cubed (138549512400³) is 2659591921415085234415266624000000
• The square root of 138549512400 is 372222.3964245031
• The cube root of 138549512400 is 5174.4993163061

Scales and comparisons

• 138,549,512,400 seconds is equal to 4,405 years, 23 weeks, 1 day, 7 hours, 40 minutes.
• To count from 1 to 138,549,512,400 would take you about eight thousand, eight hundred ten 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 138549512400 cubic inches would be around 431.2 feet tall.

Recreational maths with 138549512400

• 138549512400 backwards is 004215945831
• The number of decimal digits it has is: 12
• The sum of 138549512400's digits is 42
• More coming soon!