3129475072

Names of 3129475072

• Cardinal: 3129475072 can be written as Three billion, one hundred twenty-nine million, four hundred seventy-five thousand and seventy-two.

Scientific notation

• Scientific notation: 3.129475072 × 10⁹

Factors of 3129475072

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 21
• Sum of prime factors: 176

Divisors of 3129475072

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 8 16 32 47 64 94 127 128 188 254 256 376 508 512 752 1016 1024 1504 2032 2048 3008 4064 4096 5969 6016 8128 8192 11938 12032 16256 16384 23876 24064 32512 32768 47752 48128 65024 65536 95504 96256 130048 131072 191008 192512 260096 262144 382016 385024 520192 524288 764032 770048 1040384 1528064 1540096 2080768 3056128 3080192 4161536 6112256 6160384 8323072 12224512 12320768 16646144 24449024 24641536 33292288 48898048 66584576 97796096 195592192 391184384 782368768 1564737536 3129475072
• Sum of all divisors σ(n): 6442444800
• Sum of proper divisors (its aliquot sum) s(n): 3312969728
• 3129475072 is an abundant number, because the sum of its proper divisors (3312969728) is greater than itself. Its abundance is 183494656

Bases of 3129475072

• Binary: 10111010100010000000000000000000₂
• Hexadecimal: 0xBA880000
• Base-36: 1FR7IF4

Squares and roots of 3129475072

• 3129475072 squared (3129475072²) is 9793614226269405184
• 3129475072 cubed (3129475072³) is 30648871585894671079595573248
• The square root of 3129475072 is 55941.7113788987
• The cube root of 3129475072 is 1462.7064130411

Scales and comparisons

• 3,129,475,072 seconds is equal to 99 years, 26 weeks, 2 days, 18 hours, 37 minutes, 52 seconds.
• To count from 1 to 3,129,475,072 would take you about one hundred ninety-nine 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 3129475072 cubic inches would be around 121.9 feet tall.

Recreational maths with 3129475072

• 3129475072 backwards is 2705749213
• The number of decimal digits it has is: 10
• The sum of 3129475072's digits is 40
• More coming soon!