13238234640

Names of 13238234640

• Cardinal: 13238234640 can be written as Thirteen billion, two hundred thirty-eight million, two hundred thirty-four thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.323823464 × 10¹⁰

Factors of 13238234640

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 4273

Divisors of 13238234640

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 36 40 45 48 60 61 72 73 80 90 120 122 144 146 180 183 219 240 244 292 305 360 365 366 438 488 549 584 610 657 720 730 732 876 915 976 1095 1098 1168 1220 1314 1460 1464 1752 1830 2190 2196 2440 2628 2745 2920 2928 3285 3504 3660 4129 4380 4392 4453 4880 5256 5490 5840 6570 7320 8258 8760 8784 8906 10512 10980 12387 13140 13359 14640 16516 17520 17812 20645 21960 22265 24774 26280 26718 33032 35624 37161 40077 41290 43920 44530 49548 52560 53436 61935 66064 66795 71248 74322 80154 82580 89060 99096 106872 123870 133590 148644 160308 165160 178120 185805 198192 200385 213744 247740 251869 267180 297288 301417 320616 330320 356240 371610 400770 495480 503738 534360 594576 602834 641232 743220 755607 801540 904251 990960 1007476 1068720 1205668 1259345 1486440 1507085 1511214 1603080 1808502 2014952 2266821 2411336 2518690 2712753 2972880 3014170 3022428 3206160 3617004 3778035 4029904 4521255 4533642 4822672 5037380 5425506 6028340 6044856 7234008 7556070 9042510 9067284 10074760 10851012 11334105 12056680 12089712 13563765 14468016 15112140 18085020 18134568 18386437 20149520 21702024 22668210 24113360 27127530 30224280 36170040 36269136 36772874 43404048 45336420 54255060 55159311 60448560 72340080 73545748 90672840 91932185 108510120 110318622 147091496 165477933 181345680 183864370 217020240 220637244 275796555 294182992 330955866 367728740 441274488 551593110 661911732 735457480 827389665 882548976 1103186220 1323823464 1470914960 1654779330 2206372440 2647646928 3309558660 4412744880 6619117320 13238234640
• Sum of all divisors σ(n): 45817327920
• Sum of proper divisors (its aliquot sum) s(n): 32579093280
• 13238234640 is an abundant number, because the sum of its proper divisors (32579093280) is greater than itself. Its abundance is 19340858640

Bases of 13238234640

• Binary: 1100010101000011110110111000010000₂
• Hexadecimal: 0x3150F6E10
• Base-36: 62XPB80

Squares and roots of 13238234640

• 13238234640 squared (13238234640²) is 175250856383695929600
• 13238234640 cubed (13238234640³) is 2320011957668308586457721344000
• The square root of 13238234640 is 115057.5275242781
• The cube root of 13238234640 is 2365.6111479975

Scales and comparisons

• 13,238,234,640 seconds is equal to 420 years, 48 weeks, 4 days, 7 hours, 24 minutes.
• To count from 1 to 13,238,234,640 would take you about eight hundred forty-one 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 13238234640 cubic inches would be around 197.1 feet tall.

Recreational maths with 13238234640

• 13238234640 backwards is 04643283231
• 13238234640 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13238234640's digits is 36
• More coming soon!