138641232855240

Names of 138641232855240

• Cardinal: 138641232855240 can be written as One hundred thirty-eight trillion, six hundred forty-one billion, two hundred thirty-two million, eight hundred fifty-five thousand, two hundred forty.

Scientific notation

• Scientific notation: 1.3864123285524 × 10¹⁴

Factors of 138641232855240

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 2816615

Divisors of 138641232855240

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 18 20 24 27 30 31 36 40 45 54 60 62 72 90 93 108 120 124 135 155 180 186 216 248 270 279 310 360 372 465 540 558 620 744 837 930 1080 1116 1240 1395 1471 1674 1860 2232 2790 2942 3348 3720 4185 4413 5580 5884 6696 7355 8370 8826 11160 11768 13239 14710 16740 17652 22065 26478 29420 33480 35304 39717 44130 45601 52956 58840 66195 79434 88260 91202 105912 132390 136803 158868 176520 182404 198585 228005 264780 273606 317736 364808 397170 410409 456010 529560 547212 684015 794340 820818 912020 1094424 1231227 1368030 1588680 1641636 1824040 2052045 2462454 2736060 2815103 3283272 4104090 4924908 5472120 5630206 6156135 8208180 8445309 9849816 11260412 12312270 14075515 16416360 16890618 22520824 24624540 25335927 28151030 33781236 42226545 49249080 50671854 56302060 67562472 76007781 84453090 87268193 101343708 112604120 126679635 152015562 168906180 174536386 202687416 253359270 261804579 304031124 337812360 349072772 380038905 436340965 506718540 523609158 608062248 698145544 760077810 785413737 872681930 1013437080 1047218316 1309022895 1520155620 1570827474 1745363860 2094436632 2356241211 2618045790 3040311240 3141654948 3490727720 3927068685 4141016513 4712482422 5236091580 6283309896 7854137370 8282033026 9424964844 10472183160 11781206055 12423049539 15708274740 16564066052 18849929688 20705082565 23562412110 24846099078 31416549480 33128132104 37269148617 41410165130 47124824220 49692198156 62115247695 74538297234 82820330260 94249648440 99384396312 111807445851 124230495390 128371511903 149076594468 165640660520 186345743085 223614891702 248460990780 256743023806 298153188936 372691486170 385114535709 447229783404 496921981560 513486047612 559037229255 641857559515 745382972340 770229071418 894459566808 1026972095224 1118074458510 1155343607127 1283715119030 1490765944680 1540458142836 1925572678545 2236148917020 2310687214254 2567430238060 3080916285672 3466030821381 3851145357090 4472297834040 4621374428508 5134860476120 5776718035635 6932061642762 7702290714180 9242748857016 11553436071270 13864123285524 15404581428360 17330154106905 23106872142540 27728246571048 34660308213810 46213744285080 69320616427620 138641232855240
• Sum of all divisors σ(n): 477369571737600
• Sum of proper divisors (its aliquot sum) s(n): 338728338882360
• 138641232855240 is an abundant number, because the sum of its proper divisors (338728338882360) is greater than itself. Its abundance is 200087106027120

Bases of 138641232855240

• Binary: 11111100001011111101101011011111000000011001000₂
• Hexadecimal: 0x7E17ED6F80C8
• Base-36: 1D56WIFJ60

Squares and roots of 138641232855240

• 138641232855240 squared (138641232855240²) is 19221391447620879242795457600
• 138641232855240 cubed (138641232855240³) is 2664877407491324988807670129276150357824000
• The square root of 138641232855240 is 11774601.1760585761
• The cube root of 138641232855240 is 51756.4091238589

Scales and comparisons

• 138,641,232,855,240 seconds is equal to 4,408,362 years, 18 weeks, 4 days, 18 hours, 54 minutes.
• To count from 1 to 138,641,232,855,240 would take you about eleven million, twenty thousand, nine hundred five 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 138641232855240 cubic inches would be around 4313 feet tall.

Recreational maths with 138641232855240

• 138641232855240 backwards is 042558232146831
• 138641232855240 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 138641232855240's digits is 54
• More coming soon!