12849321520

Names of 12849321520

• Cardinal: 12849321520 can be written as Twelve billion, eight hundred forty-nine million, three hundred twenty-one thousand, five hundred twenty.

Scientific notation

• Scientific notation: 1.284932152 × 10¹⁰

Factors of 12849321520

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 454

Divisors of 12849321520

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 19 20 28 35 37 38 40 56 70 74 76 80 95 112 127 133 140 148 152 185 190 254 257 259 266 280 296 304 370 380 508 514 518 532 560 592 635 665 703 740 760 889 1016 1028 1036 1064 1270 1285 1295 1330 1406 1480 1520 1778 1799 2032 2056 2072 2128 2413 2540 2570 2590 2660 2812 2960 3515 3556 3598 4112 4144 4445 4699 4826 4883 4921 5080 5140 5180 5320 5624 7030 7112 7196 8890 8995 9398 9509 9652 9766 9842 10160 10280 10360 10640 11248 12065 14060 14224 14392 16891 17780 17990 18796 19018 19304 19532 19684 20560 20720 23495 24130 24415 24605 28120 28784 32639 32893 33782 34181 35560 35980 37592 38036 38608 39064 39368 46990 47545 48260 48830 49210 56240 65278 65786 66563 67564 68362 71120 71960 75184 76072 78128 78736 84455 89281 93980 95090 96520 97660 98420 130556 131572 133126 135128 136724 143920 152144 163195 164465 168910 170905 178562 180671 187960 190180 193040 195320 196840 228473 261112 263144 266252 270256 273448 326390 328930 332815 337820 341810 357124 361342 375920 380360 390640 393680 446405 456946 522224 526288 532504 546896 620141 624967 652780 657860 665630 675640 683620 714248 722684 760720 892810 903355 913892 1065008 1142365 1207643 1240282 1249934 1264697 1305560 1315720 1331260 1351280 1367240 1428496 1445368 1785620 1806710 1827784 2284730 2415286 2480564 2499868 2529394 2611120 2631440 2662520 2734480 2890736 3100705 3124835 3571240 3613420 3655568 4340987 4569460 4830572 4961128 4999736 5058788 5325040 6038215 6201410 6249670 6323485 7142480 7226840 8453501 8681974 9138920 9661144 9922256 9999472 10117576 12076430 12402820 12499340 12646970 14453680 16907002 17363948 18277840 19322288 20235152 21704935 22945217 24152860 24805640 24998680 25293940 33814004 34727896 42267505 43409870 45890434 48305720 49611280 49997360 50587880 67628008 69455792 84535010 86819740 91780868 96611440 101175760 114726085 135256016 160616519 169070020 173639480 183561736 229452170 321233038 338140040 347278960 367123472 458904340 642466076 676280080 803082595 917808680 1284932152 1606165190 1835617360 2569864304 3212330380 6424660760 12849321520
• Sum of all divisors σ(n): 37346181120
• Sum of proper divisors (its aliquot sum) s(n): 24496859600
• 12849321520 is an abundant number, because the sum of its proper divisors (24496859600) is greater than itself. Its abundance is 11647538080

Bases of 12849321520

• Binary: 1011111101111000010001011000110000₂
• Hexadecimal: 0x2FDE11630
• Base-36: 5WI5JXS

Squares and roots of 12849321520

• 12849321520 squared (12849321520²) is 165105063524335110400
• 12849321520 cubed (12849321520³) is 2121488045804206177754295808000
• The square root of 12849321520 is 113354.8478010535
• The cube root of 12849321520 is 2342.2148605797

Scales and comparisons

• 12,849,321,520 seconds is equal to 408 years, 29 weeks, 3 days, 23 hours, 58 minutes, 40 seconds.
• To count from 1 to 12,849,321,520 would take you about eight hundred seventeen 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 12849321520 cubic inches would be around 195.2 feet tall.

Recreational maths with 12849321520

• 12849321520 backwards is 02512394821
• 12849321520 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12849321520's digits is 37
• More coming soon!