71439149824

Names of 71439149824

• Cardinal: 71439149824 can be written as Seventy-one billion, four hundred thirty-nine million, one hundred forty-nine thousand, eight hundred twenty-four.

Scientific notation

• Scientific notation: 7.1439149824 × 10¹⁰

Factors of 71439149824

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 8388

Divisors of 71439149824

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 7 8 14 16 28 31 32 56 62 64 112 124 128 157 217 224 248 256 314 434 448 496 628 868 896 992 1099 1256 1736 1792 1984 2198 2512 3472 3968 4396 4867 5024 6944 7936 8191 8792 9734 10048 13888 16382 17584 19468 20096 27776 32764 34069 35168 38936 40192 55552 57337 65528 68138 70336 77872 114674 131056 136276 140672 155744 229348 253921 262112 272552 281344 311488 458696 507842 524224 545104 622976 917392 1015684 1048448 1090208 1245952 1285987 1777447 1834784 2031368 2096896 2180416 2571974 3554894 3669568 4062736 4360832 5143948 7109788 7339136 8125472 8721664 9001909 10287896 14219576 14678272 16250944 18003818 20575792 28439152 32501888 36007636 39865597 41151584 56878304 65003776 72015272 79731194 82303168 113756608 144030544 159462388 164606336 227513216 279059179 288061088 318924776 329212672 455026432 558118358 576122176 637849552 1116236716 1152244352 1275699104 2232473432 2304488704 2551398208 4464946864 5102796416 8929893728 10205592832 17859787456 35719574912 71439149824
• Sum of all divisors σ(n): 169319858176
• Sum of proper divisors (its aliquot sum) s(n): 97880708352
• 71439149824 is an abundant number, because the sum of its proper divisors (97880708352) is greater than itself. Its abundance is 26441558528

Bases of 71439149824

• Binary: 1000010100010000110101110101100000000₂
• Hexadecimal: 0x10A21AEB00
• Base-36: WTH0WSG

Squares and roots of 71439149824

• 71439149824 squared (71439149824²) is 5103552127575919230976
• 71439149824 cubed (71439149824³) is 364593425076490055876217325748224
• The square root of 71439149824 is 267281.0315454503
• The cube root of 71439149824 is 4149.3374821621

Scales and comparisons

• 71,439,149,824 seconds is equal to 2,271 years, 28 weeks, 2 days, 17 minutes, 4 seconds.
• To count from 1 to 71,439,149,824 would take you about four thousand, five hundred forty-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 71439149824 cubic inches would be around 345.8 feet tall.

Recreational maths with 71439149824

• 71439149824 backwards is 42894193417
• The number of decimal digits it has is: 11
• The sum of 71439149824's digits is 52
• More coming soon!