39474642690

Names of 39474642690

• Cardinal: 39474642690 can be written as Thirty-nine billion, four hundred seventy-four million, six hundred forty-two thousand, six hundred ninety.

Scientific notation

• Scientific notation: 3.947464269 × 10¹⁰

Factors of 39474642690

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 14222

Divisors of 39474642690

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 5 6 7 9 10 14 15 18 21 30 35 42 45 61 63 70 73 90 105 122 126 146 183 210 219 305 315 365 366 427 438 511 549 610 630 657 730 854 915 1022 1095 1098 1281 1314 1533 1830 2135 2190 2555 2562 2745 3066 3285 3843 4270 4453 4599 5110 5490 6405 6570 7665 7686 8906 9198 12810 13359 14071 15330 19215 22265 22995 26718 28142 31171 38430 40077 42213 44530 45990 62342 66795 70355 80154 84426 93513 98497 126639 133590 140710 155855 187026 196994 200385 211065 253278 280539 295491 311710 400770 422130 467565 492485 561078 590982 633195 858331 886473 935130 984970 1027183 1266390 1402695 1477455 1716662 1772946 2054366 2574993 2805390 2954910 3081549 4291655 4432365 5135915 5149986 6008317 6163098 7190281 7724979 8583310 8864730 9244647 10271830 12016634 12874965 14380562 15407745 15449958 18024951 18489294 21570843 25749930 30041585 30815490 35951405 36049902 38624895 43141686 46223235 54074853 60083170 62658163 64712529 71902810 77249790 90124755 92446470 107854215 108149706 125316326 129425058 180249510 187974489 215708430 270374265 313290815 323562645 375948978 438607141 540748530 563923467 626581630 647125290 877214282 939872445 1127846934 1315821423 1879744890 2193035705 2631642846 2819617335 3947464269 4386071410 5639234670 6579107115 7894928538 13158214230 19737321345 39474642690
• Sum of all divisors σ(n): 120860692992
• Sum of proper divisors (its aliquot sum) s(n): 81386050302
• 39474642690 is an abundant number, because the sum of its proper divisors (81386050302) is greater than itself. Its abundance is 41911407612

Bases of 39474642690

• Binary: 100100110000110111110011111100000010₂
• Hexadecimal: 0x930DF3F02
• Base-36: I4U6L8I

Squares and roots of 39474642690

• 39474642690 squared (39474642690²) is 1558247415503170436100
• 39474642690 cubed (39474642690³) is 61511259949603619527218977109000
• The square root of 39474642690 is 198682.2656655595
• The cube root of 39474642690 is 3404.9133889619

Scales and comparisons

• 39,474,642,690 seconds is equal to 1,255 years, 8 weeks, 6 days, 10 hours, 31 minutes, 30 seconds.
• To count from 1 to 39,474,642,690 would take you about two thousand, five 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 39474642690 cubic inches would be around 283.7 feet tall.

Recreational maths with 39474642690

• 39474642690 backwards is 09624647493
• The number of decimal digits it has is: 11
• The sum of 39474642690's digits is 54
• More coming soon!