12495389140

Names of 12495389140

• Cardinal: 12495389140 can be written as Twelve billion, four hundred ninety-five million, three hundred eighty-nine thousand, one hundred forty.

Scientific notation

• Scientific notation: 1.249538914 × 10¹⁰

Factors of 12495389140

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 712

Divisors of 12495389140

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 5 10 13 19 20 26 37 38 52 65 74 76 95 130 137 148 185 190 247 260 274 370 380 481 494 499 548 685 703 740 962 988 998 1235 1370 1406 1781 1924 1996 2405 2470 2495 2603 2740 2812 3515 3562 4810 4940 4990 5069 5206 6487 7030 7124 8905 9139 9481 9620 9980 10138 10412 12974 13015 14060 17810 18278 18463 18962 20276 25345 25948 26030 32435 33839 35620 36556 36926 37924 45695 47405 50690 52060 64870 65897 67678 68363 73852 91390 92315 94810 96311 101380 123253 129740 131794 135356 136726 169195 182780 184630 189620 192622 240019 246506 263588 273452 329485 338390 341815 350797 369260 385244 480038 481555 493012 616265 658970 676780 683630 701594 888719 960076 963110 1200095 1232530 1252043 1298897 1317940 1367260 1403188 1753985 1777438 1926220 2400190 2465060 2504086 2529431 2597794 3507970 3554876 4443595 4560361 4800380 5008172 5058862 5195588 6260215 6494485 7015940 8887190 9120722 10117724 12520430 12647155 12988970 16885661 17774380 18241444 22801805 25040860 25294310 25977940 32882603 33771322 45603610 48059189 50588620 65765206 67542644 84428305 91207220 96118378 131530412 164413015 168856610 192236756 240295945 328826030 337713220 480591890 624769457 657652060 961183780 1249538914 2499077828 3123847285 6247694570 12495389140
• Sum of all divisors σ(n): 30834720000
• Sum of proper divisors (its aliquot sum) s(n): 18339330860
• 12495389140 is an abundant number, because the sum of its proper divisors (18339330860) is greater than itself. Its abundance is 5843941720

Bases of 12495389140

• Binary: 1011101000110010001000000111010100₂
• Hexadecimal: 0x2E8C881D4
• Base-36: 5QNFJYS

Squares and roots of 12495389140

• 12495389140 squared (12495389140²) is 156134749760029939600
• 12495389140 cubed (12495389140³) is 1950964456528095713352695944000
• The square root of 12495389140 is 111782.7765802943
• The cube root of 12495389140 is 2320.5090254957

Scales and comparisons

• 12,495,389,140 seconds is equal to 397 years, 16 weeks, 2 days, 13 hours, 25 minutes, 40 seconds.
• To count from 1 to 12,495,389,140 would take you about seven hundred ninety-four 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 12495389140 cubic inches would be around 193.4 feet tall.

Recreational maths with 12495389140

• 12495389140 backwards is 04198359421
• The number of decimal digits it has is: 11
• The sum of 12495389140's digits is 46
• More coming soon!