12951205120

Names of 12951205120

• Cardinal: 12951205120 can be written as Twelve billion, nine hundred fifty-one million, two hundred five thousand, one hundred twenty.

Scientific notation

• Scientific notation: 1.295120512 × 10¹⁰

Factors of 12951205120

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 49886

Divisors of 12951205120

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 29 32 35 40 56 58 64 70 80 112 116 128 140 145 160 203 224 232 256 280 290 320 406 448 464 560 580 640 812 896 928 1015 1120 1160 1280 1624 1792 1856 2030 2240 2320 3248 3712 4060 4480 4640 6496 7424 8120 8960 9280 12992 16240 18560 25984 32480 37120 49843 51968 64960 99686 129920 199372 249215 259840 348901 398744 498430 697802 797488 996860 1395604 1445447 1594976 1744505 1993720 2791208 2890894 3189952 3489010 3987440 5582416 5781788 6379904 6978020 7227235 7974880 10118129 11164832 11563576 12759808 13956040 14454470 15949760 20236258 22329664 23127152 27912080 28908940 31899520 40472516 44659328 46254304 50590645 55824160 57817880 63799040 80945032 89318656 92508608 101181290 111648320 115635760 161890064 185017216 202362580 223296640 231271520 323780128 370034432 404725160 446593280 462543040 647560256 809450320 925086080 1295120512 1618900640 1850172160 2590241024 3237801280 6475602560 12951205120
• Sum of all divisors σ(n): 36677208960
• Sum of proper divisors (its aliquot sum) s(n): 23726003840
• 12951205120 is an abundant number, because the sum of its proper divisors (23726003840) is greater than itself. Its abundance is 10774798720

Bases of 12951205120

• Binary: 1100000011111100111011010100000000₂
• Hexadecimal: 0x303F3B500
• Base-36: 5Y6T9TS

Squares and roots of 12951205120

• 12951205120 squared (12951205120²) is 167733714060314214400
• 12951205120 cubed (12951205120³) is 2172353736334557442346057728000
• The square root of 12951205120 is 113803.3616375193
• The cube root of 12951205120 is 2348.3891250949

Scales and comparisons

• 12,951,205,120 seconds is equal to 411 years, 42 weeks, 4 hours, 58 minutes, 40 seconds.
• To count from 1 to 12,951,205,120 would take you about eight hundred twenty-three 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 12951205120 cubic inches would be around 195.7 feet tall.

Recreational maths with 12951205120

• 12951205120 backwards is 02150215921
• 12951205120 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12951205120's digits is 28
• More coming soon!