138791434115808896

Names of 138791434115808896

• Cardinal: 138791434115808896 can be written as One hundred thirty-eight quadrillion, seven hundred ninety-one trillion, four hundred thirty-four billion, one hundred fifteen million, eight hundred eight thousand, eight hundred ninety-six.

Scientific notation

• Scientific notation: 1.38791434115808896 × 10¹⁷

Factors of 138791434115808896

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 2574263

Divisors of 138791434115808896

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 4 8 16 17 32 34 37 64 68 71 74 128 136 142 148 272 284 296 544 568 592 629 1088 1136 1184 1207 1258 2176 2272 2368 2414 2516 2627 4544 4736 4828 5032 5254 9088 9467 9656 10064 10508 18934 19312 20128 21016 37868 38624 40256 42032 44659 75736 77248 80512 84064 89318 151472 154496 160939 168128 178636 302944 321878 336256 350279 357272 605888 643756 672157 700558 714544 1211776 1287512 1344314 1401116 1429088 2564669 2575024 2688628 2802232 2858176 5129338 5150048 5377256 5604464 5716352 5954743 10258676 10300096 10754512 11208928 11426669 11909486 20517352 20600192 21509024 22417856 22853338 23818972 24869809 41034704 43018048 43599373 44835712 45706676 47637944 49739618 82069408 86036096 87198746 91413352 94892753 95275888 99479236 164138816 174397492 182091499 182826704 189785506 190551776 198958472 328277632 348794984 364182998 365653408 379571012 381103552 397916944 422786753 697589968 728365996 731306816 759142024 762207104 795833888 845573506 1395179936 1456731992 1462613632 1518284048 1591667776 1613176801 1691147012 2790359872 2913463984 3036568096 3095555483 3183335552 3226353602 3382294024 5580719744 5826927968 6073136192 6191110966 6452707204 6737385463 6764588048 11653855936 12146272384 12382221932 12905414408 13474770926 13529176096 23307711872 24279721423 24764443864 25810828816 26949541852 27058352192 48559442846 49528887728 51621657632 53899083704 54116704384 97118885692 99057775456 103243315264 107798167408 114535552871 194237771384 198115550912 206486630528 215596334816 229071105742 388475542768 396231101824 412755264191 431192669632 458142211484 776951085536 825510528382 862385339264 898349692651 916284422968 1553902171072 1651021056764 1723860221033 1796699385302 1832568845936 3107804342144 3302042113528 3447720442066 3593398770604 3665137691872 6604084227056 6895440884132 7186797541208 7330275383744 13208168454112 13790881768264 14373595082416 14660550767488 15271944775067 26416336908224 27581763536528 28747190164832 29305623757561 30543889550134 52832673816448 55163527073056 57494380329664 58611247515122 61087779100268 63782828178221 110327054146112 114988760659328 117222495030244 122175558200536 127565656356442 220654108292224 234444990060488 244351116401072 255131312712884 468889980120976 488702232802144 510262625425768 937779960241952 977404465604288 1020525250851536 1084308079029757 1875559920483904 1954808931208576 2041050501703072 2168616158059514 3751119840967808 4082101003406144 4337232316119028 8164202006812288 8674464632238056 17348929264476112 34697858528952224 69395717057904448 138791434115808896
• Sum of all divisors σ(n): 304942895393414400
• Sum of proper divisors (its aliquot sum) s(n): 166151461277605504
• 138791434115808896 is an abundant number, because the sum of its proper divisors (166151461277605504) is greater than itself. Its abundance is 27360027161796608

Bases of 138791434115808896

• Binary: 111101101000101100001001011110000010101101111111010000000₂
• Hexadecimal: 0x1ED1612F056FE80
• Base-36: 11YLGGM7X08W

Squares and roots of 138791434115808896

• 138791434115808896 squared (138791434115808896²) is 19263062183922921505005428392738816
• 138791434115808896 cubed (138791434115808896³) is 2673548025968667986248604073001872596272280697307136
• The square root of 138791434115808896 is 372547224.0076536875
• The cube root of 138791434115808896 is 517750.9301287819

Scales and comparisons

• 138,791,434,115,808,896 seconds is equal to 4,413,138,294 years, 41 weeks, 8 hours, 14 minutes, 56 seconds.
• To count from 1 to 138,791,434,115,808,896 would take you about thirteen billion, two hundred thirty-nine million, four hundred fourteen thousand, eight hundred eighty-four 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 138791434115808896 cubic inches would be around 43145.9 feet tall.

Recreational maths with 138791434115808896

• 138791434115808896 backwards is 698808511434197831
• The number of decimal digits it has is: 18
• The sum of 138791434115808896's digits is 86
• More coming soon!