13978971648

Names of 13978971648

• Cardinal: 13978971648 can be written as Thirteen billion, nine hundred seventy-eight million, nine hundred seventy-one thousand, six hundred forty-eight.

Scientific notation

• Scientific notation: 1.3978971648 × 10¹⁰

Factors of 13978971648

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 3286

Divisors of 13978971648

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 23 24 32 36 41 46 48 64 69 72 82 92 96 123 128 138 144 164 184 192 207 246 256 276 288 328 368 369 384 414 492 512 552 576 656 736 738 768 828 943 984 1104 1152 1312 1472 1476 1536 1656 1886 1968 2208 2304 2624 2829 2944 2952 3217 3312 3772 3936 4416 4608 5248 5658 5888 5904 6434 6624 7544 7872 8487 8832 9651 10496 11316 11776 11808 12868 13248 15088 15744 16974 17664 19302 20992 22632 23616 25736 26496 28953 30176 31488 33948 35328 38604 45264 47232 51472 52992 57906 60352 62976 67896 73991 77208 90528 94464 102944 105984 115812 120704 131897 135792 147982 154416 181056 188928 205888 221973 231624 241408 263794 271584 295964 308832 362112 395691 411776 443946 463248 482816 527588 543168 591928 617664 665919 724224 791382 823552 887892 926496 1055176 1086336 1183856 1187073 1235328 1331838 1448448 1582764 1647104 1775784 1852992 2110352 2172672 2367712 2374146 2470656 2663676 3033631 3165528 3551568 3705984 4220704 4345344 4735424 4748292 4941312 5327352 6067262 6331056 7103136 7411968 8441408 9100893 9470848 9496584 10654704 12134524 12662112 14206272 14823936 16882816 18201786 18941696 18993168 21309408 24269048 25324224 27302679 28412544 33765632 36403572 37883392 37986336 42618816 48538096 50648448 54605358 56825088 67531264 72807144 75972672 85237632 97076192 101296896 109210716 113650176 145614288 151945344 170475264 194152384 202593792 218421432 291228576 303890688 340950528 388304768 436842864 582457152 607781376 776609536 873685728 1164914304 1553219072 1747371456 2329828608 3494742912 4659657216 6989485824 13978971648
• Sum of all divisors σ(n): 43138551456
• Sum of proper divisors (its aliquot sum) s(n): 29159579808
• 13978971648 is an abundant number, because the sum of its proper divisors (29159579808) is greater than itself. Its abundance is 15180608160

Bases of 13978971648

• Binary: 1101000001001101100010111000000000₂
• Hexadecimal: 0x341362E00
• Base-36: 6F6PVK0

Squares and roots of 13978971648

• 13978971648 squared (13978971648²) is 195411648335587835904
• 13978971648 cubed (13978971648³) is 2731653891772128747515692449792
• The square root of 13978971648 is 118232.7012632293
• The cube root of 13978971648 is 2408.9349614141

Scales and comparisons

• 13,978,971,648 seconds is equal to 444 years, 25 weeks, 2 days, 15 hours, 40 minutes, 48 seconds.
• To count from 1 to 13,978,971,648 would take you about eight hundred eighty-eight 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 13978971648 cubic inches would be around 200.7 feet tall.

Recreational maths with 13978971648

• 13978971648 backwards is 84617987931
• The number of decimal digits it has is: 11
• The sum of 13978971648's digits is 63
• More coming soon!