5438147328

Names of 5438147328

• Cardinal: 5438147328 can be written as Five billion, four hundred thirty-eight million, one hundred forty-seven thousand, three hundred twenty-eight.

Scientific notation

• Scientific notation: 5.438147328 × 10⁹

Factors of 5438147328

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 892

Divisors of 5438147328

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 96 108 128 144 192 216 256 288 384 432 576 768 864 887 1152 1728 1774 2304 2661 3456 3548 5322 6912 7096 7983 10644 14192 15966 21288 23949 28384 31932 42576 47898 56768 63864 85152 95796 113536 127728 170304 191592 227072 255456 340608 383184 510912 681216 766368 786769 1021824 1532736 1573538 2043648 2360307 3065472 3147076 4720614 6130944 6294152 7080921 9441228 12588304 14161842 18882456 21242763 25176608 28323684 37764912 42485526 50353216 56647368 75529824 84971052 100706432 113294736 151059648 169942104 201412864 226589472 302119296 339884208 453178944 604238592 679768416 906357888 1359536832 1812715776 2719073664 5438147328
• Sum of all divisors σ(n): 16099709080
• Sum of proper divisors (its aliquot sum) s(n): 10661561752
• 5438147328 is an abundant number, because the sum of its proper divisors (10661561752) is greater than itself. Its abundance is 5223414424

Bases of 5438147328

• Binary: 101000100001000111000101100000000₂
• Hexadecimal: 0x144238B00
• Base-36: 2HXQDC0

Squares and roots of 5438147328

• 5438147328 squared (5438147328²) is 29573446361033539584
• 5438147328 cubed (5438147328³) is 160824758308005866607111831552
• The square root of 5438147328 is 73743.7951830525
• The cube root of 5438147328 is 1758.5321921933

Scales and comparisons

• 5,438,147,328 seconds is equal to 172 years, 47 weeks, 4 days, 12 hours, 28 minutes, 48 seconds.
• To count from 1 to 5,438,147,328 would take you about three hundred forty-five 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 5438147328 cubic inches would be around 146.5 feet tall.

Recreational maths with 5438147328

• 5438147328 backwards is 8237418345
• The number of decimal digits it has is: 10
• The sum of 5438147328's digits is 45
• More coming soon!