12893191380

Names of 12893191380

• Cardinal: 12893191380 can be written as Twelve billion, eight hundred ninety-three million, one hundred ninety-one thousand, three hundred eighty.

Scientific notation

• Scientific notation: 1.289319138 × 10¹⁰

Factors of 12893191380

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1346

Divisors of 12893191380

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 19 20 30 36 38 43 45 57 60 73 76 86 90 95 114 129 146 171 172 180 190 215 219 228 258 285 292 342 365 380 387 430 438 516 570 645 657 684 730 774 817 855 860 876 1095 1140 1201 1290 1314 1387 1460 1548 1634 1710 1935 2190 2402 2451 2580 2628 2774 3139 3268 3285 3420 3603 3870 4085 4161 4380 4804 4902 5548 6005 6278 6570 6935 7206 7353 7740 8170 8322 9417 9804 10809 12010 12255 12483 12556 13140 13870 14412 14706 15695 16340 16644 18015 18834 20805 21618 22819 24020 24510 24966 27740 28251 29412 31390 36030 36765 37668 41610 43236 45638 47085 49020 49932 51643 54045 56502 59641 62415 62780 68457 72060 73530 83220 87673 91276 94170 103286 108090 113004 114095 119282 124830 136914 141255 147060 154929 175346 178923 188340 205371 206572 216180 228190 238564 249660 258215 263019 273828 282510 298205 309858 342285 350692 357846 410742 438365 456380 464787 516430 526038 536769 565020 596410 619716 684570 715692 774645 789057 821484 876730 894615 929574 981217 1026855 1032860 1052076 1073538 1192820 1315095 1369140 1549290 1578114 1665787 1753460 1789230 1859148 1962434 2053710 2147076 2323935 2630190 2683845 2943651 3098580 3156228 3331574 3578460 3769939 3924868 3945285 4107420 4647870 4906085 4997361 5260380 5367690 5887302 6663148 7539878 7890570 8328935 8830953 9295740 9812170 9994722 10735380 11309817 11774604 14718255 14992083 15079756 15781140 16657870 17661906 18849695 19624340 19989444 22619634 24986805 29436510 29984166 33315740 33929451 35323812 37699390 44154765 45239268 49973610 56549085 58873020 59968332 67858902 71628841 74960415 75398780 88309530 99947220 113098170 135717804 143257682 149920830 169647255 176619060 214886523 226196340 286515364 299841660 339294510 358144205 429773046 644659569 678589020 716288410 859546092 1074432615 1289319138 1432576820 2148865230 2578638276 3223297845 4297730460 6446595690 12893191380
• Sum of all divisors σ(n): 42737735040
• Sum of proper divisors (its aliquot sum) s(n): 29844543660
• 12893191380 is an abundant number, because the sum of its proper divisors (29844543660) is greater than itself. Its abundance is 16951352280

Bases of 12893191380

• Binary: 1100000000011111100111110011010100₂
• Hexadecimal: 0x3007E7CD4
• Base-36: 5X89U50

Squares and roots of 12893191380

• 12893191380 squared (12893191380²) is 166234383961306304400
• 12893191380 cubed (12893191380³) is 2143291726349524697429736072000
• The square root of 12893191380 is 113548.1896817379
• The cube root of 12893191380 is 2344.8774115581

Scales and comparisons

• 12,893,191,380 seconds is equal to 409 years, 50 weeks, 18 hours, 3 minutes.
• To count from 1 to 12,893,191,380 would take you about eight hundred nineteen 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 12893191380 cubic inches would be around 195.4 feet tall.

Recreational maths with 12893191380

• 12893191380 backwards is 08319139821
• 12893191380 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12893191380's digits is 45
• More coming soon!