145366380

Names of 145366380

• Cardinal: 145366380 can be written as One hundred forty-five million, three hundred sixty-six thousand, three hundred eighty.

Scientific notation

• Scientific notation: 1.4536638 × 10⁸

Factors of 145366380

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1368

Divisors of 145366380

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 27 30 36 45 54 60 90 108 135 180 241 270 482 540 723 964 1117 1205 1446 2169 2234 2410 2892 3351 3615 4338 4468 4820 5585 6507 6702 7230 8676 10053 10845 11170 13014 13404 14460 16755 20106 21690 22340 26028 30159 32535 33510 40212 43380 50265 60318 65070 67020 100530 120636 130140 150795 201060 269197 301590 538394 603180 807591 1076788 1345985 1615182 2422773 2691970 3230364 4037955 4845546 5383940 7268319 8075910 9691092 12113865 14536638 16151820 24227730 29073276 36341595 48455460 72683190 145366380
• Sum of all divisors σ(n): 454534080
• Sum of proper divisors (its aliquot sum) s(n): 309167700
• 145366380 is an abundant number, because the sum of its proper divisors (309167700) is greater than itself. Its abundance is 163801320

Bases of 145366380

• Binary: 1000101010100001110101101100₂
• Hexadecimal: 0x8AA1D6C
• Base-36: 2EJPF0

Squares and roots of 145366380

• 145366380 squared (145366380²) is 21131384434304400
• 145366380 cubed (145366380³) is 3071792859603178446072000
• The square root of 145366380 is 12056.7980824097
• The cube root of 145366380 is 525.8009000355

Scales and comparisons

• 145,366,380 seconds is equal to 4 years, 32 weeks, 2 days, 11 hours, 33 minutes.
• To count from 1 to 145,366,380 would take you about six 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 145366380 cubic inches would be around 43.8 feet tall.

Recreational maths with 145366380

• 145366380 backwards is 083663541
• 145366380 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 145366380's digits is 36
• More coming soon!