138113459280

Names of 138113459280

• Cardinal: 138113459280 can be written as One hundred thirty-eight billion, one hundred thirteen million, four hundred fifty-nine thousand, two hundred eighty.

Scientific notation

• Scientific notation: 1.3811345928 × 10¹¹

Factors of 138113459280

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 225

Divisors of 138113459280

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 31 36 40 45 47 48 60 62 72 80 90 93 94 120 124 137 141 144 155 180 186 188 235 240 248 274 279 282 310 360 372 376 411 423 465 470 496 548 558 564 620 685 705 720 744 752 822 846 930 940 961 1096 1116 1128 1233 1240 1370 1395 1410 1457 1488 1644 1692 1860 1880 1922 2055 2115 2192 2232 2256 2466 2480 2740 2790 2820 2883 2914 3288 3384 3720 3760 3844 4110 4230 4247 4371 4464 4805 4932 5480 5580 5640 5766 5828 6165 6439 6576 6768 7285 7440 7688 8220 8460 8494 8649 8742 9610 9864 10960 11160 11280 11532 11656 12330 12741 12878 13113 14415 14570 15376 16440 16920 16988 17298 17484 19220 19317 19728 21235 21855 22320 23064 23312 24660 25482 25756 26226 28830 29140 29791 32195 32880 33840 33976 34596 34968 38223 38440 38634 42470 43245 43710 45167 46128 49320 50964 51512 52452 57660 57951 58280 59582 63705 64390 65565 67952 69192 69936 76446 76880 77268 84940 86490 87420 89373 90334 96585 98640 101928 103024 104904 115320 115902 116560 119164 127410 128780 131130 131657 135501 138384 148955 152892 154536 169880 172980 174840 178746 180668 191115 193170 199609 203856 209808 225835 230640 231804 238328 254820 257560 262260 263314 268119 271002 289755 297910 305784 309072 339760 345960 349680 357492 361336 382230 386340 394971 399218 406503 446865 451670 463608 476656 509640 515120 524520 526628 536238 542004 579510 595820 598827 611568 658285 677505 691920 714984 722672 764460 772680 789942 798436 813006 893730 903340 927216 998045 1019280 1049040 1053256 1072476 1084008 1159020 1184913 1191640 1197654 1316570 1340595 1355010 1400177 1429968 1528920 1545360 1579884 1596872 1626012 1787460 1796481 1806680 1974855 1996090 2032515 2106512 2144952 2168016 2318040 2369826 2383280 2395308 2633140 2681190 2710020 2800354 2994135 3057840 3159768 3193744 3252024 3574920 3592962 3613360 3949710 3992180 4065030 4081367 4200531 4289904 4636080 4739652 4790616 5266280 5362380 5420040 5600708 5924565 5988270 6187879 6319536 6504048 7000885 7149840 7185924 7899420 7984360 8130060 8162734 8401062 8982405 9479304 9581232 10532560 10724760 10840080 11201416 11849130 11976540 12244101 12375758 12601593 14001770 14371848 15798840 15968720 16260120 16325468 16802124 17964810 18563637 18958608 20406835 21002655 21449520 22402832 23698260 23953080 24488202 24751516 25203186 28003540 28743696 30939395 31597680 32520240 32650936 33604248 35929620 36732303 37127274 40813670 42005310 47396520 47906160 48976404 49503032 50406372 55690911 56007080 61220505 61878790 63007965 65301872 67208496 71859240 73464606 74254548 81627340 84010620 92818185 94793040 97952808 99006064 100812744 111381822 112014160 122441010 123757580 126015930 143718480 146929212 148509096 163254680 168021240 183661515 185636370 191824249 195905616 201625488 222763644 244882020 247515160 252031860 278454555 293858424 297018192 326509360 336042480 367323030 371272740 383648498 445527288 489764040 495030320 504063720 556909110 575472747 587716848 734646060 742545480 767296996 891054576 959121245 979528080 1008127440 1113818220 1150945494 1469292120 1485090960 1534593992 1726418241 1918242490 2227636440 2301890988 2877363735 2938584240 3069187984 3452836482 3836484980 4455272880 4603781976 5754727470 6905672964 7672969960 8632091205 9207563952 11509454940 13811345928 15345939920 17264182410 23018909880 27622691856 34528364820 46037819760 69056729640 138113459280
• Sum of all divisors σ(n): 493062156288
• Sum of proper divisors (its aliquot sum) s(n): 354948697008
• 138113459280 is an abundant number, because the sum of its proper divisors (354948697008) is greater than itself. Its abundance is 216835237728

Bases of 138113459280

• Binary: 10000000101000001101000010010001010000₂
• Hexadecimal: 0x2028342450
• Base-36: 1RG56R80

Squares and roots of 138113459280

• 138113459280 squared (138113459280²) is 19075327634288218118400
• 138113459280 cubed (138113459280³) is 2634559486470924544879396618752000
• The square root of 138113459280 is 371636.1921018997
• The cube root of 138113459280 is 5169.0650908969

Scales and comparisons

• 138,113,459,280 seconds is equal to 4,391 years, 30 weeks, 1 day, 9 hours, 48 minutes.
• To count from 1 to 138,113,459,280 would take you about eight thousand, seven hundred eighty-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 138113459280 cubic inches would be around 430.8 feet tall.

Recreational maths with 138113459280

• 138113459280 backwards is 082954311831
• 138113459280 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138113459280's digits is 45
• More coming soon!