12825215840

Names of 12825215840

• Cardinal: 12825215840 can be written as Twelve billion, eight hundred twenty-five million, two hundred fifteen thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.282521584 × 10¹⁰

Factors of 12825215840

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 238

Divisors of 12825215840

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 4 5 8 10 16 19 20 23 31 32 38 40 46 61 62 76 80 92 95 97 115 122 124 152 155 160 184 190 194 230 244 248 304 305 310 368 380 388 437 460 485 488 496 589 608 610 620 713 736 760 776 874 920 970 976 992 1159 1178 1220 1240 1403 1426 1520 1552 1748 1840 1843 1891 1940 1952 2185 2231 2318 2356 2440 2480 2806 2852 2945 3007 3040 3104 3496 3565 3680 3686 3782 3880 4370 4462 4636 4712 4880 4960 5612 5704 5795 5890 5917 6014 6992 7015 7130 7372 7564 7760 8740 8924 9215 9272 9424 9455 9760 11155 11224 11408 11590 11780 11834 12028 13547 13984 14030 14260 14744 15035 15128 15520 17480 17848 18430 18544 18848 18910 22310 22448 22816 23180 23560 23668 24056 26657 27094 28060 28520 29488 29585 30070 30256 34960 35696 35929 36860 37088 37820 42389 43493 44620 44896 46360 47120 47336 48112 53314 54188 56120 57040 57133 58976 59170 60140 60512 67735 69161 69920 71392 71858 73720 75640 84778 86986 89240 92720 94240 94672 96224 106628 108376 112240 112423 114080 114266 118340 120280 133285 135470 136091 138322 143716 147440 151280 169556 173972 178480 179645 183427 185440 189344 211945 213256 216752 217465 224480 224846 228532 236680 240560 266570 270940 272182 276644 285665 287432 294880 302560 339112 345805 347944 356960 359290 366854 423890 426512 433504 434930 449692 457064 473360 481120 533140 541880 544364 553288 562115 571330 574864 678224 680455 691610 695888 718580 733708 826367 847780 853024 869860 899384 914128 917135 946720 1066280 1083760 1088728 1106576 1124230 1142660 1149728 1314059 1356448 1360910 1383220 1391776 1437160 1467416 1652734 1695560 1739720 1798768 1828256 1834270 2132560 2167520 2177456 2213152 2248460 2285320 2585729 2628118 2721820 2766440 2874320 2934832 3305468 3391120 3479440 3485113 3597536 3668540 4131835 4218821 4265120 4354912 4496920 4570640 5171458 5256236 5443640 5532880 5748640 5869664 6570295 6610936 6782240 6958880 6970226 7337080 8263670 8437642 8993840 9141280 10342916 10512472 10887280 11065760 12928645 13140590 13221872 13940452 14674160 16527340 16875284 17425565 17987680 20685832 21024944 21094105 21774560 25857290 26281180 26443744 27880904 29348320 33054680 33750568 34851130 41371664 42049888 42188210 51714580 52562360 55761808 66109360 67501136 69702260 80157599 82743328 84376420 103429160 105124720 111523616 132218720 135002272 139404520 160315198 168752840 206858320 210249440 278809040 320630396 337505680 400787995 413716640 557618080 641260792 675011360 801575990 1282521584 1603151980 2565043168 3206303960 6412607920 12825215840
• Sum of all divisors σ(n): 35277742080
• Sum of proper divisors (its aliquot sum) s(n): 22452526240
• 12825215840 is an abundant number, because the sum of its proper divisors (22452526240) is greater than itself. Its abundance is 9627310400

Bases of 12825215840

• Binary: 1011111100011100010100001101100000₂
• Hexadecimal: 0x2FC714360
• Base-36: 5W3SVVK

Squares and roots of 12825215840

• 12825215840 squared (12825215840²) is 164486161342586905600
• 12825215840 cubed (12825215840³) is 2109570521911741248277704704000
• The square root of 12825215840 is 113248.4694819317
• The cube root of 12825215840 is 2340.7492572287

Scales and comparisons

• 12,825,215,840 seconds is equal to 407 years, 41 weeks, 4 days, 23 hours, 57 minutes, 20 seconds.
• To count from 1 to 12,825,215,840 would take you about eight hundred fifteen 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 12825215840 cubic inches would be around 195.1 feet tall.

Recreational maths with 12825215840

• 12825215840 backwards is 04851252821
• 12825215840 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12825215840's digits is 38
• More coming soon!