19404495557438400

Names of 19404495557438400

• Cardinal: 19404495557438400 can be written as Nineteen quadrillion, four hundred four trillion, four hundred ninety-five billion, five hundred fifty-seven million, four hundred thirty-eight thousand, four hundred.

Scientific notation

• Scientific notation: 1.94044955574384 × 10¹⁶

Factors of 19404495557438400

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 33292

Divisors of 19404495557438400

• Number of divisors d(n): 378
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 30 32 36 40 45 48 50 60 64 72 75 80 90 96 100 120 144 150 160 180 192 200 225 240 288 300 320 360 400 450 480 576 600 720 800 900 960 1200 1319 1440 1600 1800 2400 2638 2880 3600 3957 4800 5276 6595 7200 7914 10552 11871 13190 14400 15828 19785 21104 23742 26380 31656 31963 32975 39570 42208 47484 52760 59355 63312 63926 65950 79140 84416 94968 95889 98925 105520 118710 126624 127852 131900 158280 159815 189936 191778 197850 211040 237420 253248 255704 263800 287667 296775 316560 319630 379872 383556 395700 422080 474840 479445 511408 527600 575334 593550 633120 639260 759744 767112 791400 799075 949680 958890 1022816 1055200 1150668 1187100 1266240 1278520 1438335 1534224 1582800 1598150 1899360 1917780 2045632 2110400 2301336 2374200 2397225 2557040 2876670 3068448 3165600 3196300 3798720 3835560 4602672 4748400 4794450 5114080 5753340 6136896 6331200 6392600 7191675 7671120 9205344 9496800 9588900 10228160 11506680 12785200 14383350 15342240 18410688 18993600 19177800 23013360 25570400 28766700 30684480 38355600 42159197 46026720 51140800 57533400 76711200 84318394 92053440 115066800 126477591 153422400 168636788 210795985 230133600 252955182 337273576 379432773 421591970 460267200 505910364 632387955 674547152 758865546 843183940 1011820728 1021633369 1053979925 1264775910 1349094304 1517731092 1686367880 1897163865 2023641456 2043266738 2107959850 2529551820 2698188608 3035462184 3064900107 3161939775 3372735760 3794327730 4047282912 4086533476 4215919700 5059103640 5108166845 6070924368 6129800214 6323879550 6745471520 7588655460 8094565824 8173066952 8431839400 9194700321 9485819325 10118207280 10216333690 12141848736 12259600428 12647759100 13490943040 15177310920 15324500535 16346133904 16863678800 18389400642 18971638650 20236414560 20432667380 24283697472 24519200856 25295518200 25540834225 30354621840 30649001070 32692267808 33727357600 36778801284 37943277300 40472829120 40865334760 45973501605 49038401712 50591036400 51081668450 60709243680 61298002140 65384535616 67454715200 73557602568 75886554600 76622502675 81730669520 91947003210 98076803424 101182072800 102163336900 121418487360 122596004280 147115205136 151773109200 153245005350 163461339040 183894006420 196153606848 202364145600 204326673800 229867508025 245192008560 294230410272 303546218400 306490010700 326922678080 367788012840 408653347600 459735016050 490384017120 588460820544 607092436800 612980021400 735576025680 817306695200 919470032100 980768034240 1225960042800 1347534413711 1471152051360 1634613390400 1838940064200 2451920085600 2695068827422 2942304102720 3677880128400 4042603241133 4903840171200 5390137654844 6737672068555 7355760256800 8085206482266 10780275309688 12127809723399 13475344137110 14711520513600 16170412964532 20213016205665 21560550619376 24255619446798 26950688274220 32340825929064 33688360342775 40426032411330 43121101238752 48511238893596 53901376548440 60639048616995 64681651858128 67376720685550 80852064822660 86242202477504 97022477787192 101065081028325 107802753096880 121278097233990 129363303716256 134753441371100 161704129645320 194044955574384 202130162056650 215605506193760 242556194467980 258726607432512 269506882742200 303195243084975 323408259290640 388089911148768 404260324113300 431211012387520 485112388935960 539013765484400 606390486169950 646816518581280 776179822297536 808520648226600 970224777871920 1078027530968800 1212780972339900 1293633037162560 1617041296453200 1940449555743840 2156055061937600 2425561944679800 3234082592906400 3880899111487680 4851123889359600 6468165185812800 9702247778719200 19404495557438400
• Sum of all divisors σ(n): 69022606498920360
• Sum of proper divisors (its aliquot sum) s(n): 49618110941481960
• 19404495557438400 is an abundant number, because the sum of its proper divisors (49618110941481960) is greater than itself. Its abundance is 30213615384043560

Bases of 19404495557438400

• Binary: 1000100111100000100100100110000101111110010101111000000₂
• Hexadecimal: 0x44F04930BF2BC0
• Base-36: 5B2BI71O4W0

Squares and roots of 19404495557438400

• 19404495557438400 squared (19404495557438400²) is 376534447838646601953569794560000
• 19404495557438400 cubed (19404495557438400³) is 7306461020307538942433655269125367767855104000000
• The square root of 19404495557438400 is 139300019.9477315223
• The cube root of 19404495557438400 is 268720.4918513063

Scales and comparisons

• 19,404,495,557,438,400 seconds is equal to 617,002,936 years, 35 weeks, 2 days, 20 hours.
• To count from 1 to 19,404,495,557,438,400 would take you about one billion, eight hundred fifty-one million, 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 19404495557438400 cubic inches would be around 22393.4 feet tall.

Recreational maths with 19404495557438400

• 19404495557438400 backwards is 00483475559440491
• 19404495557438400 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 19404495557438400's digits is 72
• More coming soon!