12438939552

Names of 12438939552

• Cardinal: 12438939552 can be written as Twelve billion, four hundred thirty-eight million, nine hundred thirty-nine thousand, five hundred fifty-two.

Scientific notation

• Scientific notation: 1.2438939552 × 10¹⁰

Factors of 12438939552

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1455

Divisors of 12438939552

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 8 12 13 16 24 26 32 39 43 48 52 78 86 96 104 129 156 172 193 208 258 312 344 386 416 516 559 579 624 688 772 1032 1118 1158 1201 1248 1376 1544 1677 2064 2236 2316 2402 2509 3088 3354 3603 4128 4472 4632 4804 5018 6176 6708 7206 7527 8299 8944 9264 9608 10036 13416 14412 15054 15613 16598 17888 18528 19216 20072 24897 26832 28824 30108 31226 33196 38432 40144 46839 49794 51643 53664 57648 60216 62452 66392 80288 93678 99588 103286 107887 115296 120432 124904 132784 154929 187356 199176 206572 215774 231793 240864 249808 265568 309858 323661 374712 398352 413144 431548 463586 499616 619716 647322 671359 695379 749424 796704 826288 863096 927172 1239432 1294644 1342718 1390758 1498848 1652576 1726192 1854344 2014077 2478864 2589288 2685436 2781516 3013309 3452384 3708688 4028154 4957728 5178576 5370872 5563032 6026618 7417376 8056308 9039927 9967099 10357152 10741744 11126064 12053236 16112616 18079854 19934198 21483488 22252128 24106472 29901297 32225232 36159708 39868396 48212944 59802594 64450464 72319416 79736792 96425888 119605188 129572287 144638832 159473584 239210376 259144574 289277664 318947168 388716861 478420752 518289148 777433722 956841504 1036578296 1554867444 2073156592 3109734888 4146313184 6219469776 12438939552
• Sum of all divisors σ(n): 36198239616
• Sum of proper divisors (its aliquot sum) s(n): 23759300064
• 12438939552 is an abundant number, because the sum of its proper divisors (23759300064) is greater than itself. Its abundance is 11320360512

Bases of 12438939552

• Binary: 1011100101011010110010011110100000₂
• Hexadecimal: 0x2E56B27A0
• Base-36: 5PPTN6O

Squares and roots of 12438939552

• 12438939552 squared (12438939552²) is 154727217178309960704
• 12438939552 cubed (12438939552³) is 1924642501530173606716551364608
• The square root of 12438939552 is 111529.9939567827
• The cube root of 12438939552 is 2317.0093470369

Scales and comparisons

• 12,438,939,552 seconds is equal to 395 years, 27 weeks, 4 hours, 59 minutes, 12 seconds.
• To count from 1 to 12,438,939,552 would take you about seven hundred ninety-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 12438939552 cubic inches would be around 193.1 feet tall.

Recreational maths with 12438939552

• 12438939552 backwards is 25593983421
• The number of decimal digits it has is: 11
• The sum of 12438939552's digits is 51
• More coming soon!