12427438240

Names of 12427438240

• Cardinal: 12427438240 can be written as Twelve billion, four hundred twenty-seven million, four hundred thirty-eight thousand, two hundred forty.

Scientific notation

• Scientific notation: 1.242743824 × 10¹⁰

Factors of 12427438240

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1751

Divisors of 12427438240

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 32 35 40 56 70 73 80 97 112 140 146 160 194 224 280 292 365 388 485 511 560 584 679 730 776 970 1022 1120 1168 1358 1460 1552 1567 1940 2044 2336 2555 2716 2920 3104 3134 3395 3880 4088 5110 5432 5840 6268 6790 7081 7760 7835 8176 10220 10864 10969 11680 12536 13580 14162 15520 15670 16352 20440 21728 21938 25072 27160 28324 31340 35405 40880 43876 49567 50144 54320 54845 56648 62680 70810 81760 87752 99134 108640 109690 113296 114391 125360 141620 151999 175504 198268 219380 226592 228782 247835 250720 283240 303998 351008 396536 438760 457564 495670 566480 571955 607996 759995 793072 800737 877520 915128 991340 1063993 1132960 1143910 1215992 1519990 1586144 1601474 1755040 1830256 1982680 2127986 2287820 2431984 3039980 3202948 3660512 3965360 4003685 4255972 4575640 4863968 5319965 6079960 6405896 7930720 8007370 8511944 9151280 10639930 11095927 12159920 12811792 16014740 17023888 18302560 21279860 22191854 24319840 25623584 32029480 34047776 42559720 44383708 55479635 64058960 77671489 85119440 88767416 110959270 128117920 155342978 170238880 177534832 221918540 310685956 355069664 388357445 443837080 621371912 776714890 887674160 1242743824 1553429780 1775348320 2485487648 3106859560 6213719120 12427438240
• Sum of all divisors σ(n): 34386315264
• Sum of proper divisors (its aliquot sum) s(n): 21958877024
• 12427438240 is an abundant number, because the sum of its proper divisors (21958877024) is greater than itself. Its abundance is 9531438784

Bases of 12427438240

• Binary: 1011100100101110111010100010100000₂
• Hexadecimal: 0x2E4BBA8A0
• Base-36: 5PIZ4PS

Squares and roots of 12427438240

• 12427438240 squared (12427438240²) is 154441221209014297600
• 12427438240 cubed (12427438240³) is 1919308738285203314700980224000
• The square root of 12427438240 is 111478.4205126715
• The cube root of 12427438240 is 2316.2950078757

Scales and comparisons

• 12,427,438,240 seconds is equal to 395 years, 8 weeks, 2 hours, 10 minutes, 40 seconds.
• To count from 1 to 12,427,438,240 would take you about seven hundred ninety 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 12427438240 cubic inches would be around 193 feet tall.

Recreational maths with 12427438240

• 12427438240 backwards is 04283472421
• The number of decimal digits it has is: 11
• The sum of 12427438240's digits is 37
• More coming soon!