18440739089920

Names of 18440739089920

• Cardinal: 18440739089920 can be written as Eighteen trillion, four hundred forty billion, seven hundred thirty-nine million, eighty-nine thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.844073908992 × 10¹³

Factors of 18440739089920

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 57

Divisors of 18440739089920

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 32 35 40 43 49 56 64 70 80 86 98 112 128 140 160 172 196 215 224 245 256 280 301 320 344 392 430 448 490 512 560 602 640 688 784 860 896 980 1120 1204 1280 1376 1505 1568 1720 1792 1849 1960 2107 2240 2408 2560 2752 3010 3136 3440 3584 3698 3920 4214 4480 4816 5504 6020 6272 6880 7396 7840 8428 8960 9245 9632 10535 11008 12040 12544 12943 13760 14792 15680 16856 17920 18490 19264 21070 22016 24080 25088 25886 27520 29584 31360 33712 36980 38528 42140 48160 51772 55040 59168 62720 64715 67424 73960 77056 79507 84280 90601 96320 103544 110080 118336 125440 129430 134848 147920 154112 159014 168560 181202 192640 207088 236672 258860 269696 295840 318028 337120 362404 385280 397535 414176 453005 473344 517720 539392 556549 591680 636056 674240 724808 770560 795070 828352 906010 946688 1035440 1078784 1113098 1183360 1272112 1348480 1449616 1590140 1656704 1812020 2070880 2226196 2366720 2544224 2696960 2782745 2899232 3180280 3313408 3418801 3624040 3895843 4141760 4452392 4733440 5088448 5393920 5565490 5798464 6360560 6626816 6837602 7248080 7791686 8283520 8904784 10176896 11130980 11596928 12721120 13675204 14496160 15583372 16567040 17094005 17809568 19479215 20353792 22261960 23193856 23931607 25442240 27350408 28992320 31166744 33134080 34188010 35619136 38958430 40707584 44523920 46387712 47863214 50884480 54700816 57984640 62333488 68376020 71238272 77916860 89047840 95726428 101768960 109401632 115969280 119658035 124666976 136752040 142476544 147008443 155833720 167521249 178095680 191452856 203537920 218803264 231938560 239316070 249333952 273504080 284953088 294016886 311667440 335042498 356191360 382905712 437606528 478632140 498667904 547008160 588033772 623334880 670084996 712382720 735042215 765811424 837606245 875213056 957264280 997335808 1029059101 1094016320 1176067544 1246669760 1340169992 1424765440 1470084430 1531622848 1675212490 1750426112 1914528560 1994671616 2058118202 2188032640 2352135088 2493339520 2680339984 2940168860 3063245696 3350424980 3829057120 4116236404 4376065280 4704270176 4986679040 5145295505 5360679968 5880337720 6126491392 6700849960 7203413707 7658114240 8232472808 8752130560 9408540352 9973358080 10290591010 10721359936 11760675440 12252982784 13401699920 14406827414 15316228480 16464945616 18817080704 20581182020 21442719872 23521350880 26803399840 28813654828 30632456960 32929891232 36017068535 37634161408 41162364040 42885439744 47042701760 53606799680 57627309656 61264913920 65859782464 72034137070 75268322816 82324728080 85770879488 94085403520 107213599360 115254619312 131719564928 144068274140 164649456160 188170807040 214427198720 230509238624 263439129856 288136548280 329298912320 376341614080 428854397440 461018477248 526878259712 576273096560 658597824640 922036954496 1152546193120 1317195649280 1844073908992 2305092386240 2634391298560 3688147817984 4610184772480 9220369544960 18440739089920
• Sum of all divisors σ(n): 52657857241704
• Sum of proper divisors (its aliquot sum) s(n): 34217118151784
• 18440739089920 is an abundant number, because the sum of its proper divisors (34217118151784) is greater than itself. Its abundance is 15776379061864

Bases of 18440739089920

• Binary: 100001100010110010001101100111110111000000000₂
• Hexadecimal: 0x10C591B3EE00
• Base-36: 6JBK3XF5S

Squares and roots of 18440739089920

• 18440739089920 squared (18440739089920²) is 340060858182503509845606400
• 18440739089920 cubed (18440739089920³) is 6270973560437833959417473524446527488000
• The square root of 18440739089920 is 4294268.1669779311
• The cube root of 18440739089920 is 26419.5920767913

Scales and comparisons

• 18,440,739,089,920 seconds is equal to 586,358 years, 24 weeks, 4 hours, 58 minutes, 40 seconds.
• To count from 1 to 18,440,739,089,920 would take you about one million, four hundred sixty-five thousand, eight hundred ninety-six 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 18440739089920 cubic inches would be around 2201.6 feet tall.

Recreational maths with 18440739089920

• 18440739089920 backwards is 02998093704481
• 18440739089920 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18440739089920's digits is 64
• More coming soon!