172989465072

Names of 172989465072

• Cardinal: 172989465072 can be written as One hundred seventy-two billion, nine hundred eighty-nine million, four hundred sixty-five thousand and seventy-two.

Scientific notation

• Scientific notation: 1.72989465072 × 10¹¹

Factors of 172989465072

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 6540792

Divisors of 172989465072

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 6 8 12 16 19 24 29 38 48 57 58 76 87 114 116 152 174 228 232 304 348 456 464 551 696 912 1102 1392 1653 2204 3306 4408 6612 8816 13224 26448 6540739 13081478 19622217 26162956 39244434 52325912 78488868 104651824 124274041 156977736 189681431 248548082 313955472 372822123 379362862 497096164 569044293 745644246 758725724 994192328 1138088586 1491288492 1517451448 1988384656 2276177172 2982576984 3034902896 3603947189 4552354344 5965153968 7207894378 9104708688 10811841567 14415788756 21623683134 28831577512 43247366268 57663155024 86494732536 172989465072
• Sum of all divisors σ(n): 486631056000
• Sum of proper divisors (its aliquot sum) s(n): 313641590928
• 172989465072 is an abundant number, because the sum of its proper divisors (313641590928) is greater than itself. Its abundance is 140652125856

Bases of 172989465072

• Binary: 10100001000110111110011100000111110000₂
• Hexadecimal: 0x2846F9C1F0
• Base-36: 27GXGLIO

Squares and roots of 172989465072

• 172989465072 squared (172989465072²) is 29925355025896707965184
• 172989465072 cubed (172989465072³) is 5176771158019558218022981760053248
• The square root of 172989465072 is 415920.0224466237
• The cube root of 172989465072 is 5571.9415488255

Scales and comparisons

• 172,989,465,072 seconds is equal to 5,500 years, 27 weeks, 3 days, 21 hours, 11 minutes, 12 seconds.
• To count from 1 to 172,989,465,072 would take you about eleven thousand and one 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 172989465072 cubic inches would be around 464.3 feet tall.

Recreational maths with 172989465072

• 172989465072 backwards is 270564989271
• The number of decimal digits it has is: 12
• The sum of 172989465072's digits is 60
• More coming soon!