147521440

Names of 147521440

• Cardinal: 147521440 can be written as One hundred forty-seven million, five hundred twenty-one thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.4752144 × 10⁸

Factors of 147521440

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1158

Divisors of 147521440

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 32 40 44 55 79 80 88 110 158 160 176 220 316 352 395 440 632 790 869 880 1061 1264 1580 1738 1760 2122 2528 3160 3476 4244 4345 5305 6320 6952 8488 8690 10610 11671 12640 13904 16976 17380 21220 23342 27808 33952 34760 42440 46684 58355 69520 83819 84880 93368 116710 139040 167638 169760 186736 233420 335276 373472 419095 466840 670552 838190 922009 933680 1341104 1676380 1844018 1867360 2682208 3352760 3688036 4610045 6705520 7376072 9220090 13411040 14752144 18440180 29504288 36880360 73760720 147521440
• Sum of all divisors σ(n): 385378560
• Sum of proper divisors (its aliquot sum) s(n): 237857120
• 147521440 is an abundant number, because the sum of its proper divisors (237857120) is greater than itself. Its abundance is 90335680

Bases of 147521440

• Binary: 1000110010101111111110100000₂
• Hexadecimal: 0x8CAFFA0
• Base-36: 2FTW9S

Squares and roots of 147521440

• 147521440 squared (147521440²) is 21762575259673600
• 147521440 cubed (147521440³) is 3210446440415423401984000
• The square root of 147521440 is 12145.8404402495
• The cube root of 147521440 is 528.3865015195

Scales and comparisons

• 147,521,440 seconds is equal to 4 years, 35 weeks, 6 days, 10 hours, 10 minutes, 40 seconds.
• To count from 1 to 147,521,440 would take you about seven 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 147521440 cubic inches would be around 44 feet tall.

Recreational maths with 147521440

• 147521440 backwards is 044125741
• The number of decimal digits it has is: 9
• The sum of 147521440's digits is 28
• More coming soon!