7149232128

Names of 7149232128

• Cardinal: 7149232128 can be written as Seven billion, one hundred forty-nine million, two hundred thirty-two thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 7.149232128 × 10⁹

Factors of 7149232128

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 3101

Divisors of 7149232128

• Number of divisors d(n): 112
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 32 48 64 96 97 128 192 194 256 291 384 388 512 582 768 776 1024 1164 1536 1552 2048 2328 2999 3072 3104 4096 4656 5998 6144 6208 8192 8997 9312 11996 12288 12416 17994 18624 23992 24576 24832 35988 37248 47984 49664 71976 74496 95968 99328 143952 148992 191936 198656 287904 290903 297984 383872 397312 575808 581806 595968 767744 794624 872709 1151616 1163612 1191936 1535488 1745418 2303232 2327224 2383872 3070976 3490836 4606464 4654448 6141952 6981672 9212928 9308896 12283904 13963344 18425856 18617792 24567808 27926688 36851712 37235584 55853376 73703424 74471168 111706752 148942336 223413504 297884672 446827008 595769344 893654016 1191538688 1787308032 2383077376 3574616064 7149232128
• Sum of all divisors σ(n): 19266408000
• Sum of proper divisors (its aliquot sum) s(n): 12117175872
• 7149232128 is an abundant number, because the sum of its proper divisors (12117175872) is greater than itself. Its abundance is 4967943744

Bases of 7149232128

• Binary: 110101010001000001010000000000000₂
• Hexadecimal: 0x1AA20A000
• Base-36: 3A8GUTC

Squares and roots of 7149232128

• 7149232128 squared (7149232128²) is 51111520020027408384
• 7149232128 cubed (7149232128³) is 365408121038095151459469361152
• The square root of 7149232128 is 84553.1319822039
• The cube root of 7149232128 is 1926.4295562475

Scales and comparisons

• 7,149,232,128 seconds is equal to 227 years, 16 weeks, 5 days, 17 hours, 48 minutes, 48 seconds.
• To count from 1 to 7,149,232,128 would take you about four hundred fifty-four 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 7149232128 cubic inches would be around 160.5 feet tall.

Recreational maths with 7149232128

• 7149232128 backwards is 8212329417
• The number of decimal digits it has is: 10
• The sum of 7149232128's digits is 39
• More coming soon!