138548899440

Names of 138548899440

• Cardinal: 138548899440 can be written as One hundred thirty-eight billion, five hundred forty-eight million, eight hundred ninety-nine thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.3854889944 × 10¹¹

Factors of 138548899440

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 5404

Divisors of 138548899440

• Number of divisors d(n): 540
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 27 28 30 35 36 40 42 45 48 49 54 56 60 63 70 72 80 81 84 90 98 105 108 112 120 126 135 140 144 147 162 168 180 189 196 210 216 240 243 245 252 270 280 294 315 324 336 360 378 392 405 420 432 441 486 490 504 540 560 567 588 630 648 720 729 735 756 784 810 840 882 945 972 980 1008 1080 1134 1176 1215 1260 1296 1323 1458 1470 1512 1620 1680 1701 1764 1890 1944 1960 2160 2187 2205 2268 2352 2430 2520 2646 2835 2916 2940 3024 3240 3402 3528 3645 3780 3888 3920 3969 4374 4410 4536 4860 5040 5103 5292 5387 5670 5832 5880 6480 6561 6615 6804 7056 7290 7560 7938 8505 8748 8820 9072 9720 10206 10584 10774 10935 11340 11664 11760 11907 13122 13230 13608 14580 15120 15309 15876 16161 17010 17496 17640 19440 19845 20412 21168 21548 21870 22680 23814 25515 26244 26460 26935 27216 29160 30618 31752 32322 32805 34020 34992 35280 35721 37709 39690 40824 43096 43740 45360 45927 47628 48483 51030 52488 52920 53870 58320 59535 61236 63504 64644 65610 68040 71442 75418 76545 79380 80805 81648 86192 87480 91854 95256 96966 102060 104976 105840 107163 107740 113127 119070 122472 129288 131220 136080 142884 145449 150836 153090 158760 161610 174960 178605 183708 188545 190512 193932 204120 214326 215480 226254 229635 238140 242415 244944 258576 262440 263963 285768 290898 301672 306180 317520 321489 323220 339381 357210 367416 377090 387864 408240 428652 430960 436347 452508 459270 476280 484830 524880 527926 535815 565635 571536 581796 603344 612360 642978 646440 678762 714420 727245 734832 754180 775728 791889 857304 872694 905016 918540 952560 969660 1018143 1055852 1071630 1131270 1163592 1224720 1285956 1292880 1309041 1319815 1357524 1428840 1454490 1508360 1583778 1607445 1696905 1714608 1745388 1810032 1837080 1939320 2036286 2111704 2143260 2181735 2262540 2327184 2375667 2571912 2618082 2639630 2715048 2857680 2908980 3016720 3054429 3167556 3214890 3393810 3490776 3674160 3878640 3927123 3959445 4072572 4223408 4286520 4363470 4525080 4751334 5090715 5143824 5236164 5279260 5430096 5817960 6108858 6335112 6429780 6545205 6787620 6981552 7127001 7854246 7918890 8145144 8573040 8726940 9050160 9163287 9502668 10181430 10472328 10558520 11635920 11781369 11878335 12217716 12670224 12859560 13090410 13575240 14254002 15272145 15708492 15837780 16290288 17453880 18326574 19005336 19635615 20362860 20944656 21117040 21381003 23562738 23756670 24435432 25719120 26180820 27150480 27489861 28508004 30544290 31416984 31675560 34907760 35344107 35635005 36653148 38010672 39271230 40725720 42762006 45816435 47125476 47513340 48870864 52361640 54979722 57016008 58906845 61088580 62833968 63351120 64143009 70688214 71270010 73306296 78542460 81451440 82469583 85524012 91632870 94250952 95026680 104723280 106905015 109959444 114032016 117813690 122177160 128286018 137449305 141376428 142540020 146612592 157084920 164939166 171048024 176720535 183265740 188501904 190053360 192429027 213810030 219918888 235627380 244354320 247408749 256572036 274898610 282752856 285080040 314169840 320715045 329878332 342096048 353441070 366531480 384858054 412347915 427620060 439837776 471254760 494817498 513144072 549797220 565505712 570160080 577287081 641430090 659756664 706882140 733062960 769716108 824695830 855240120 942509520 962145135 989634996 1026288144 1099594440 1154574162 1237043745 1282860180 1319513328 1413764280 1539432216 1649391660 1710480240 1731861243 1924290270 1979269992 2199188880 2309148324 2474087490 2565720360 2827528560 2886435405 3078864432 3298783320 3463722486 3848580540 3958539984 4618296648 4948174980 5131440720 5772870810 6597566640 6927444972 7697161080 8659306215 9236593296 9896349960 11545741620 13854889944 15394322160 17318612430 19792699920 23091483240 27709779888 34637224860 46182966480 69274449720 138548899440
• Sum of all divisors σ(n): 562153111416
• Sum of proper divisors (its aliquot sum) s(n): 423604211976
• 138548899440 is an abundant number, because the sum of its proper divisors (423604211976) is greater than itself. Its abundance is 285055312536

Bases of 138548899440

• Binary: 10000001000010001010000110111001110000₂
• Hexadecimal: 0x2042286E70
• Base-36: 1RNCFR00

Squares and roots of 138548899440

• 138548899440 squared (138548899440²) is 19195797536035232313600
• 138548899440 cubed (138548899440³) is 2659556622490745178114004944384000
• The square root of 138548899440 is 372221.5730448733
• The cube root of 138548899440 is 5174.4916854223

Scales and comparisons

• 138,548,899,440 seconds is equal to 4,405 years, 22 weeks, 1 day, 5 hours, 24 minutes.
• To count from 1 to 138,548,899,440 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 138548899440 cubic inches would be around 431.2 feet tall.

Recreational maths with 138548899440

• 138548899440 backwards is 044998845831
• 138548899440 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138548899440's digits is 63
• More coming soon!