138969578880

Names of 138969578880

• Cardinal: 138969578880 can be written as One hundred thirty-eight billion, nine hundred sixty-nine million, five hundred seventy-eight thousand, eight hundred eighty.

Scientific notation

• Scientific notation: 1.3896957888 × 10¹¹

Factors of 138969578880

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 5733

Divisors of 138969578880

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 16 18 20 22 24 27 30 32 33 36 40 44 45 48 54 55 60 64 66 72 80 88 90 96 99 108 110 120 128 131 132 135 144 160 165 176 180 192 198 216 220 240 262 264 270 288 297 320 330 352 360 384 393 396 432 440 480 495 524 528 540 576 594 640 655 660 704 720 786 792 864 880 960 990 1048 1056 1080 1152 1179 1188 1310 1320 1408 1440 1441 1485 1572 1584 1728 1760 1920 1965 1980 2096 2112 2160 2358 2376 2620 2640 2880 2882 2970 3144 3168 3456 3520 3537 3930 3960 4192 4224 4320 4323 4716 4752 5240 5280 5581 5760 5764 5895 5940 6288 6336 7040 7074 7205 7860 7920 8384 8640 8646 9432 9504 10480 10560 11162 11528 11790 11880 12576 12672 12969 14148 14410 15720 15840 16743 16768 17280 17292 17685 18864 19008 20960 21120 21615 22324 23056 23580 23760 25152 25938 27905 28296 28820 31440 31680 33486 34584 35370 37728 38016 38907 41920 43230 44648 46112 47160 47520 50229 50304 51876 55810 56592 57640 61391 62880 63360 64845 66972 69168 70740 75456 77814 83715 83840 86460 89296 92224 94320 95040 100458 103752 111620 113184 115280 122782 125760 129690 133944 138336 141480 150687 150912 155628 167430 172920 178592 184173 184448 188640 190080 194535 200916 207504 223240 226368 230560 245564 251145 251520 259380 267888 276672 282960 301374 306955 311256 334860 345840 357184 368346 377280 389070 401832 415008 446480 452736 461120 491128 502290 518760 535776 552519 553344 565920 602748 613910 622512 669720 691680 714368 731111 736692 753435 754560 778140 803664 830016 892960 920865 922240 982256 1004580 1037520 1071552 1105038 1131840 1205496 1227820 1245024 1339440 1383360 1462222 1473384 1506870 1556280 1607328 1657557 1660032 1785920 1841730 1964512 2009160 2075040 2143104 2193333 2210076 2263680 2410992 2455640 2490048 2678880 2762595 2766720 2924444 2946768 3013740 3112560 3214656 3315114 3571840 3655555 3683460 3929024 4018320 4150080 4386666 4420152 4821984 4911280 4980096 5357760 5525190 5848888 5893536 6027480 6225120 6429312 6579999 6630228 7311110 7366920 7858048 8036640 8042221 8287785 8300160 8773332 8840304 9643968 9822560 10715520 10966665 11050380 11697776 11787072 12054960 12450240 13159998 13260456 14622220 14733840 16073280 16084442 16575570 17546664 17680608 19287936 19645120 19739997 21933330 22100760 23395552 23574144 24109920 24126663 24900480 26319996 26520912 29244440 29467680 32146560 32168884 32899995 33151140 35093328 35361216 39290240 39479994 40211105 43866660 44201520 46791104 48219840 48253326 52639992 53041824 58488880 58935360 64337768 65799990 66302280 70186656 70722432 72379989 78959988 80422210 87733320 88403040 93582208 96439680 96506652 98699985 105279984 106083648 116977760 117870720 120633315 128675536 131599980 132604560 140373312 144759978 157919976 160844420 175466640 176806080 193013304 197399970 210559968 212167296 217139967 233955520 241266630 257351072 263199960 265209120 280746624 289519956 315839952 321688840 350933280 353612160 361899945 386026608 394799940 421119936 434279934 467911040 482533260 514702144 526399920 530418240 579039912 631679904 643377680 701866560 723799890 772053216 789599880 842239872 868559868 965066520 1029404288 1052799840 1060836480 1085699835 1158079824 1263359808 1286755360 1403733120 1447599780 1544106432 1579199760 1737119736 1930133040 2105599680 2171399670 2316159648 2526719616 2573510720 2895199560 3088212864 3158399520 3474239472 3860266080 4211199360 4342799340 4632319296 5147021440 5790399120 6316799040 6948478944 7720532160 8685598680 9264638592 11580798240 12633598080 13896957888 15441064320 17371197360 23161596480 27793915776 34742394720 46323192960 69484789440 138969578880
• Sum of all divisors σ(n): 541123545600
• Sum of proper divisors (its aliquot sum) s(n): 402153966720
• 138969578880 is an abundant number, because the sum of its proper divisors (402153966720) is greater than itself. Its abundance is 263184387840

Bases of 138969578880

• Binary: 10000001011011001110110111110110000000₂
• Hexadecimal: 0x205B3B7D80
• Base-36: 1RUAWDC0

Squares and roots of 138969578880

• 138969578880 squared (138969578880²) is 19312543854084542054400
• 138969578880 cubed (138969578880³) is 2683856086503660977217618051072000
• The square root of 138969578880 is 372786.2375142085
• The cube root of 138969578880 is 5179.7235393565

Scales and comparisons

• 138,969,578,880 seconds is equal to 4,418 years, 41 weeks, 5 days, 4 hours, 48 minutes.
• To count from 1 to 138,969,578,880 would take you about eight thousand, eight hundred thirty-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 138969578880 cubic inches would be around 431.6 feet tall.

Recreational maths with 138969578880

• 138969578880 backwards is 088875969831
• 138969578880 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138969578880's digits is 72
• More coming soon!