3998423394240

Names of 3998423394240

• Cardinal: 3998423394240 can be written as Three trillion, nine hundred ninety-eight billion, four hundred twenty-three million, three hundred ninety-four thousand, two hundred forty.

Scientific notation

• Scientific notation: 3.99842339424 × 10¹²

Factors of 3998423394240

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 5888

Divisors of 3998423394240

• Number of divisors d(n): 252
• Complete list of divisors:
  1 2 3 4 5 6 8 10 11 12 15 16 20 22 24 30 32 33 40 44 48 55 60 64 66 80 88 96 110 120 121 132 160 165 176 192 220 240 242 264 320 330 352 363 440 480 484 528 605 660 704 726 880 960 968 1056 1210 1320 1452 1760 1815 1936 2112 2420 2640 2904 3520 3630 3872 4840 5280 5808 5867 7260 7744 9680 10560 11616 11734 14520 17601 19360 23232 23468 29040 29335 35202 38720 46936 58080 58670 64537 70404 88005 93872 116160 117340 129074 140808 176010 187744 193611 234680 258148 281616 322685 352020 375488 387222 469360 516296 563232 645370 704040 709907 774444 938720 968055 1032592 1126464 1290740 1408080 1419814 1548888 1877440 1936110 2065184 2129721 2581480 2816160 2839628 3097776 3549535 3872220 4130368 4259442 5162960 5632320 5679256 6195552 7099070 7744440 8518884 10325920 10648605 11358512 12391104 14198140 15488880 17037768 20651840 21297210 22717024 28396280 30977760 34075536 34421689 42594420 45434048 56792560 61955520 68151072 68843378 85188840 103265067 113585120 136302144 137686756 170377680 172108445 206530134 227170240 275373512 340755360 344216890 378638579 413060268 516325335 550747024 681510720 688433780 757277158 826120536 1032650670 1101494048 1135915737 1376867560 1514554316 1652241072 1893192895 2065301340 2202988096 2271831474 2753735120 3029108632 3304482144 3786385790 4130602680 4165024369 4543662948 5507470240 5679578685 6058217264 6608964288 7572771580 8261205360 8330048738 9087325896 11014940480 11359157370 12116434528 12495073107 15145543160 16522410720 16660097476 18174651792 20825121845 22718314740 24232869056 24990146214 30291086320 33044821440 33320194952 36349303584 41650243690 45436629480 49980292428 60582172640 62475365535 66640389904 72698607168 83300487380 90873258960 99960584856 121164345280 124950731070 133280779808 166600974760 181746517920 199921169712 249901462140 266561559616 333201949520 363493035840 399842339424 499802924280 666403899040 799684678848 999605848560 1332807798080 1999211697120 3998423394240
• Sum of all divisors σ(n): 13956380766888
• Sum of proper divisors (its aliquot sum) s(n): 9957957372648
• 3998423394240 is an abundant number, because the sum of its proper divisors (9957957372648) is greater than itself. Its abundance is 5959533978408

Bases of 3998423394240

• Binary: 111010001011110100100110110010011111000000₂
• Hexadecimal: 0x3A2F49B27C0
• Base-36: 1F0UM1WAO

Squares and roots of 3998423394240

• 3998423394240 squared (3998423394240²) is 15987389639605722465177600
• 3998423394240 cubed (3998423394240³) is 63924352747829723154542839596417024000
• The square root of 3998423394240 is 1999605.8097135045
• The cube root of 3998423394240 is 15871.9246575745

Scales and comparisons

• 3,998,423,394,240 seconds is equal to 127,137 years, 25 weeks, 5 days, 13 hours, 4 minutes.
• To count from 1 to 3,998,423,394,240 would take you about three hundred seventeen thousand, eight hundred forty-three 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 3998423394240 cubic inches would be around 1322.7 feet tall.

Recreational maths with 3998423394240

• 3998423394240 backwards is 0424933248993
• 3998423394240 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 3998423394240's digits is 60
• More coming soon!