12120748900

Names of 12120748900

• Cardinal: 12120748900 can be written as Twelve billion, one hundred twenty million, seven hundred forty-eight thousand, nine hundred.

Scientific notation

• Scientific notation: 1.21207489 × 10¹⁰

Factors of 12120748900

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 118

Divisors of 12120748900

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 10 13 20 25 26 31 50 52 62 65 67 100 124 130 134 155 260 268 310 325 335 403 620 650 670 775 806 871 1300 1340 1550 1612 1675 1742 2015 2077 3100 3350 3484 4030 4154 4355 4489 6700 8060 8308 8710 8978 10075 10385 17420 17956 20150 20770 21775 22445 27001 40300 41540 43550 44890 51925 54002 58357 87100 89780 103850 108004 112225 116714 135005 139159 207700 224450 233428 270010 278318 291785 300763 448900 540020 556636 583570 601526 675025 695795 1167140 1203052 1350050 1391590 1458925 1503815 1809067 2700100 2783180 2917850 3007630 3478975 3618134 3909919 5835700 6015260 6957950 7236268 7519075 7819838 9045335 9323653 13915900 15038150 15639676 18090670 18647306 19549595 30076300 36181340 37294612 39099190 45226675 46618265 78198380 90453350 93236530 97747975 121207489 180906700 186473060 195495950 233091325 242414978 390991900 466182650 484829956 606037445 932365300 1212074890 2424149780 3030187225 6060374450 12120748900
• Sum of all divisors σ(n): 29681989120
• Sum of proper divisors (its aliquot sum) s(n): 17561240220
• 12120748900 is an abundant number, because the sum of its proper divisors (17561240220) is greater than itself. Its abundance is 5440491320

Bases of 12120748900

• Binary: 1011010010011100111111001101100100₂
• Hexadecimal: 0x2D273F364
• Base-36: 5KGDPPG

Squares and roots of 12120748900

• 12120748900 squared (12120748900²) is 146912553896851210000
• 12120748900 cubed (12120748900³) is 1780690176041450017071169000000
• The square root of 12120748900 is 110094.2727847367
• The cube root of 12120748900 is 2297.0819262941

Scales and comparisons

• 12,120,748,900 seconds is equal to 385 years, 20 weeks, 6 days, 10 hours, 41 minutes, 40 seconds.
• To count from 1 to 12,120,748,900 would take you about seven hundred seventy 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 12120748900 cubic inches would be around 191.4 feet tall.

Recreational maths with 12120748900

• 12120748900 backwards is 00984702121
• The number of decimal digits it has is: 11
• The sum of 12120748900's digits is 34
• More coming soon!