12978942750

Names of 12978942750

• Cardinal: 12978942750 can be written as Twelve billion, nine hundred seventy-eight million, nine hundred forty-two thousand, seven hundred fifty.

Scientific notation

• Scientific notation: 1.297894275 × 10¹⁰

Factors of 12978942750

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 58

Divisors of 12978942750

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 19 25 29 30 38 45 50 57 58 75 87 90 95 114 125 145 150 171 174 190 225 250 261 285 290 342 361 375 435 450 475 522 551 570 722 725 750 841 855 870 950 1083 1102 1125 1305 1425 1450 1653 1682 1710 1805 2166 2175 2250 2375 2523 2610 2755 2850 3249 3306 3610 3625 4205 4275 4350 4750 4959 5046 5415 5510 6498 6525 6859 7125 7250 7569 8265 8410 8550 9025 9918 10469 10830 10875 12615 13050 13718 13775 14250 15138 15979 16245 16530 18050 20577 20938 21025 21375 21750 24795 25230 27075 27550 31407 31958 32490 32625 34295 37845 41154 41325 42050 42750 45125 47937 49590 52345 54150 61731 62814 63075 65250 68590 68875 75690 79895 81225 82650 90250 94221 95874 102885 104690 105125 123462 123975 126150 135375 137750 143811 157035 159790 162450 171475 188442 189225 198911 205770 206625 210250 239685 247950 261725 270750 287622 303601 308655 314070 315375 342950 378450 397822 399475 406125 413250 471105 479370 514425 523450 596733 607202 617310 619875 630750 719055 785175 798950 812250 857375 910803 942210 946125 994555 1028850 1193466 1198425 1239750 1308625 1438110 1518005 1543275 1570350 1714750 1790199 1821606 1892250 1989110 1997375 2355525 2396850 2572125 2617250 2732409 2983665 3036010 3086550 3580398 3595275 3925875 3994750 4554015 4711050 4972775 5144250 5464818 5768419 5967330 5992125 7190550 7590025 7716375 7851750 8950995 9108030 9945550 11536838 11777625 11984250 13662045 14918325 15180050 15432750 17305257 17901990 17976375 22770075 23555250 24863875 27324090 28842095 29836650 34610514 35952750 37950125 44754975 45540150 49727750 51915771 57684190 68310225 74591625 75900250 86526285 89509950 103831542 113850375 136620450 144210475 149183250 173052570 223774875 227700750 259578855 288420950 341551125 432631425 447549750 519157710 683102250 721052375 865262850 1297894275 1442104750 2163157125 2595788550 4326314250 6489471375 12978942750
• Sum of all divisors σ(n): 38365947360
• Sum of proper divisors (its aliquot sum) s(n): 25387004610
• 12978942750 is an abundant number, because the sum of its proper divisors (25387004610) is greater than itself. Its abundance is 12408061860

Bases of 12978942750

• Binary: 1100000101100110101111001100011110₂
• Hexadecimal: 0x3059AF31E
• Base-36: 5YNBSBI

Squares and roots of 12978942750

• 12978942750 squared (12978942750²) is 168452954907777562500
• 12978942750 cubed (12978942750³) is 2186341257816376513422046875000
• The square root of 12978942750 is 113925.1629360257
• The cube root of 12978942750 is 2350.0644467009

Scales and comparisons

• 12,978,942,750 seconds is equal to 412 years, 35 weeks, 6 days, 5 hours, 52 minutes, 30 seconds.
• To count from 1 to 12,978,942,750 would take you about eight hundred twenty-five 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 12978942750 cubic inches would be around 195.8 feet tall.

Recreational maths with 12978942750

• 12978942750 backwards is 05724987921
• The number of decimal digits it has is: 11
• The sum of 12978942750's digits is 54
• More coming soon!