138721284000

Names of 138721284000

• Cardinal: 138721284000 can be written as One hundred thirty-eight billion, seven hundred twenty-one million, two hundred eighty-four thousand.

Scientific notation

• Scientific notation: 1.38721284 × 10¹¹

Factors of 138721284000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 174

Divisors of 138721284000

• Number of divisors d(n): 648
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 25 26 30 32 36 39 40 45 48 50 52 60 65 72 75 78 80 90 96 100 104 117 120 125 130 144 150 151 156 160 169 180 195 200 208 225 234 240 250 260 288 300 302 312 325 338 360 375 390 400 416 450 453 468 480 500 507 520 585 600 604 624 650 676 720 750 755 780 800 845 900 906 936 975 1000 1014 1040 1125 1170 1200 1208 1248 1300 1352 1359 1440 1500 1510 1521 1560 1625 1690 1800 1812 1872 1950 1963 2000 2028 2080 2250 2265 2340 2400 2416 2535 2600 2704 2718 2925 3000 3020 3042 3120 3250 3380 3600 3624 3744 3775 3900 3926 4000 4056 4225 4500 4530 4680 4832 4875 5070 5200 5408 5436 5850 5889 6000 6040 6084 6240 6500 6760 6795 7200 7248 7550 7605 7800 7852 8112 8450 9000 9060 9360 9750 9815 10140 10400 10872 11325 11700 11778 12000 12080 12168 12675 13000 13520 13590 14496 14625 15100 15210 15600 15704 16224 16900 17667 18000 18120 18720 18875 19500 19630 20280 21125 21744 22650 22801 23400 23556 24160 24336 25350 25519 26000 27040 27180 29250 29445 30200 30420 31200 31408 33800 33975 35334 36000 36240 37750 38025 39000 39260 40560 42250 43488 45300 45602 46800 47112 48672 49075 50700 51038 52000 54360 56625 58500 58890 60400 60840 62816 63375 67600 67950 68403 70668 72480 75500 76050 76557 78000 78520 81120 84500 88335 90600 91204 93600 94224 98150 101400 102076 108720 113250 114005 117000 117780 120800 121680 126750 127595 135200 135900 136806 141336 147225 151000 152100 153114 156000 157040 169000 169875 176670 181200 182408 188448 190125 196300 202800 204152 205209 217440 226500 228010 229671 234000 235560 243360 245375 253500 255190 271800 273612 282672 294450 296413 302000 304200 306228 314080 338000 339750 342015 353340 362400 364816 380250 382785 392600 405600 408304 410418 441675 453000 456020 459342 468000 471120 490750 507000 510380 543600 547224 565344 570025 588900 592826 604000 608400 612456 637975 676000 679500 684030 706680 729632 736125 760500 765570 785200 816608 820836 883350 889239 906000 912040 918684 942240 981500 1014000 1020760 1026045 1087200 1094448 1140050 1148355 1177800 1185652 1216800 1224912 1275950 1359000 1368060 1413360 1472250 1482065 1521000 1531140 1570400 1641672 1710075 1766700 1778478 1812000 1824080 1837368 1913925 1963000 2028000 2041520 2052090 2188896 2208375 2280100 2296710 2355600 2371304 2449824 2551900 2667717 2718000 2736120 2826720 2850125 2944500 2964130 3042000 3062280 3189875 3283344 3420150 3533400 3556956 3648160 3674736 3827850 3853369 3926000 4083040 4104180 4416750 4446195 4560200 4593420 4711200 4742608 5103800 5130225 5335434 5436000 5472240 5700250 5741775 5889000 5928260 6084000 6124560 6379750 6566688 6840300 7066800 7113912 7349472 7410325 7655700 7706738 7852000 8208360 8550375 8833500 8892390 9120400 9186840 9485216 9569625 10207600 10260450 10670868 10944480 11400500 11483550 11560107 11778000 11856520 12249120 12759500 13338585 13680600 14133600 14227824 14820650 15311400 15413476 16416720 17100750 17667000 17784780 18240800 18373680 19139250 19266845 20415200 20520900 21341736 22230975 22801000 22967100 23120214 23556000 23713040 25519000 25651125 26677170 27361200 28455648 28708875 29641300 30622800 30826952 32833440 34201500 34680321 35334000 35569560 36747360 37051625 38278500 38533690 41041800 42683472 44461950 45602000 45934200 46240428 47426080 51038000 51302250 53354340 54722400 57417750 57800535 59282600 61245600 61653904 66692925 68403000 69360642 70668000 71139120 74103250 76557000 77067380 82083600 85366944 88923900 91204000 91868400 92480856 96334225 102076000 102604500 106708680 111154875 114835500 115601070 118565200 123307808 133385850 136806000 138721284 142278240 148206500 153114000 154134760 164167200 173401605 177847800 183736800 184961712 192668450 205209000 213417360 222309750 229671000 231202140 237130400 266771700 273612000 277442568 289002675 296413000 306228000 308269520 333464625 346803210 355695600 369923424 385336900 410418000 426834720 444619500 459342000 462404280 481671125 533543400 554885136 578005350 592826000 616539040 666929250 693606420 711391200 770673800 820836000 867008025 889239000 918684000 924808560 963342250 1067086800 1109770272 1156010700 1185652000 1333858500 1387212840 1445013375 1541347600 1734016050 1778478000 1849617120 1926684500 2134173600 2312021400 2667717000 2774425680 2890026750 3082695200 3468032100 3556956000 3853369000 4335040125 4624042800 5335434000 5548851360 5780053500 6936064200 7706738000 8670080250 9248085600 10670868000 11560107000 13872128400 15413476000 17340160500 23120214000 27744256800 34680321000 46240428000 69360642000 138721284000
• Sum of all divisors σ(n): 536659777836
• Sum of proper divisors (its aliquot sum) s(n): 397938493836
• 138721284000 is an abundant number, because the sum of its proper divisors (397938493836) is greater than itself. Its abundance is 259217209836

Bases of 138721284000

• Binary: 10000001001100011011101100111110100000₂
• Hexadecimal: 0x204C6ECFA0
• Base-36: 1RQ72JS0

Squares and roots of 138721284000

• 138721284000 squared (138721284000²) is 19243594634608656000000
• 138721284000 cubed (138721284000³) is 2669496156488423597834304000000000
• The square root of 138721284000 is 372453.0628146317
• The cube root of 138721284000 is 5176.6368553079

Scales and comparisons

• 138,721,284,000 seconds is equal to 4,410 years, 47 weeks, 1 day, 10 hours.
• To count from 1 to 138,721,284,000 would take you about eight thousand, eight hundred twenty-one 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 138721284000 cubic inches would be around 431.4 feet tall.

Recreational maths with 138721284000

• 138721284000 backwards is 000482127831
• 138721284000 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138721284000's digits is 36
• More coming soon!