12589731420

Names of 12589731420

• Cardinal: 12589731420 can be written as Twelve billion, five hundred eighty-nine million, seven hundred thirty-one thousand, four hundred twenty.

Scientific notation

• Scientific notation: 1.258973142 × 10¹⁰

Factors of 12589731420

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 5770

Divisors of 12589731420

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 41 42 60 70 82 84 105 123 131 140 164 205 210 246 262 287 393 410 420 492 524 574 615 655 786 820 861 917 1148 1230 1310 1435 1572 1722 1834 1965 2460 2620 2751 2870 3444 3668 3930 4305 4585 5371 5502 5581 5740 7860 8610 9170 10742 11004 11162 13755 16113 16743 17220 18340 21484 22324 26855 27510 27905 32226 33486 37597 39067 53710 55020 55810 64452 66972 75194 78134 80565 83715 107420 111620 112791 117201 150388 156268 161130 167430 187985 195335 225582 228821 234402 322260 334860 375970 390670 451164 457642 468804 563955 586005 686463 731111 751940 781340 915284 1127910 1144105 1172010 1372926 1462222 1601747 2193333 2255820 2288210 2344020 2745852 2924444 3203494 3432315 3655555 4386666 4576420 4805241 5117777 6406988 6864630 7311110 8008735 8773332 9610482 10235554 10966665 13729260 14622220 15353331 16017470 19220964 20471108 21933330 24026205 25588885 29975551 30706662 32034940 43866660 48052410 51177770 59951102 61413324 76766655 89926653 96104820 102355540 119902204 149877755 153533310 179853306 209828857 299755510 307066620 359706612 419657714 449633265 599511020 629486571 839315428 899266530 1049144285 1258973142 1798533060 2098288570 2517946284 3147432855 4196577140 6294865710 12589731420
• Sum of all divisors σ(n): 41592241152
• Sum of proper divisors (its aliquot sum) s(n): 29002509732
• 12589731420 is an abundant number, because the sum of its proper divisors (29002509732) is greater than itself. Its abundance is 16412778312

Bases of 12589731420

• Binary: 1011101110011010000000111001011100₂
• Hexadecimal: 0x2EE680E5C
• Base-36: 5S7LMXO

Squares and roots of 12589731420

• 12589731420 squared (12589731420²) is 158501337227735216400
• 12589731420 cubed (12589731420³) is 1995489265408033749351579288000
• The square root of 12589731420 is 112203.9723895727
• The cube root of 12589731420 is 2326.3344661991

Scales and comparisons

• 12,589,731,420 seconds is equal to 400 years, 16 weeks, 2 days, 11 hours, 37 minutes.
• To count from 1 to 12,589,731,420 would take you about eight hundred 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 12589731420 cubic inches would be around 193.9 feet tall.

Recreational maths with 12589731420

• 12589731420 backwards is 02413798521
• 12589731420 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12589731420's digits is 42
• More coming soon!