12842720424

Names of 12842720424

• Cardinal: 12842720424 can be written as Twelve billion, eight hundred forty-two million, seven hundred twenty thousand, four hundred twenty-four.

Scientific notation

• Scientific notation: 1.2842720424 × 10¹⁰

Factors of 12842720424

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 540

Divisors of 12842720424

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 24 27 31 36 37 54 62 72 74 81 93 108 111 124 148 162 186 216 222 248 279 296 324 333 372 444 467 558 648 666 744 837 888 934 999 1116 1147 1332 1369 1401 1674 1868 1998 2232 2294 2511 2664 2738 2802 2997 3348 3441 3736 3996 4107 4203 4588 5022 5476 5604 5994 6696 6882 7992 8214 8406 9176 10044 10323 10952 11208 11988 12321 12609 13764 14477 16428 16812 17279 20088 20646 23976 24642 25218 27528 28954 30969 32856 33624 34558 36963 37827 41292 42439 43431 49284 50436 51837 57908 61938 69116 73926 75654 82584 84878 86862 92907 98568 100872 103674 110889 115816 123876 127317 130293 138232 147852 151308 155511 169756 173724 185814 207348 221778 247752 254634 260586 295704 302616 311022 339512 347448 371628 381951 390879 414696 443556 466533 509268 521172 535649 622044 639323 743256 763902 781758 887112 933066 1018536 1042344 1071298 1145853 1172637 1244088 1278646 1399599 1527804 1563516 1606947 1866132 1917969 2142596 2291706 2345274 2557292 2799198 3055608 3127032 3213894 3437559 3732264 3835938 4285192 4583412 4690548 4820841 5114584 5598396 5753907 6427788 6875118 7671876 9166824 9381096 9641682 11196792 11507814 12855576 13750236 14462523 15343752 17261721 19283364 19819013 23015628 27500472 28925046 34523442 38566728 39638026 43387569 46031256 51785163 57850092 59457039 69046884 79276052 86775138 103570326 115700184 118914078 138093768 158552104 173550276 178371117 207140652 237828156 347100552 356742234 414281304 475656312 535113351 713484468 1070226702 1426968936 1605340053 2140453404 3210680106 4280906808 6421360212 12842720424
• Sum of all divisors σ(n): 38244286080
• Sum of proper divisors (its aliquot sum) s(n): 25401565656
• 12842720424 is an abundant number, because the sum of its proper divisors (25401565656) is greater than itself. Its abundance is 12558845232

Bases of 12842720424

• Binary: 1011111101011111000101110010101000₂
• Hexadecimal: 0x2FD7C5CA8
• Base-36: 5WE82I0

Squares and roots of 12842720424

• 12842720424 squared (12842720424²) is 164935467889026739776
• 12842720424 cubed (12842720424³) is 2118220102100399876403368385024
• The square root of 12842720424 is 113325.7271055427
• The cube root of 12842720424 is 2341.8137023419

Scales and comparisons

• 12,842,720,424 seconds is equal to 408 years, 18 weeks, 4 days, 14 hours, 20 minutes, 24 seconds.
• To count from 1 to 12,842,720,424 would take you about eight hundred sixteen 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 12842720424 cubic inches would be around 195.2 feet tall.

Recreational maths with 12842720424

• 12842720424 backwards is 42402724821
• 12842720424 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12842720424's digits is 36
• More coming soon!