149306430

Names of 149306430

• Cardinal: 149306430 can be written as One hundred forty-nine million, three hundred six thousand, four hundred thirty.

Scientific notation

• Scientific notation: 1.4930643 × 10⁸

Factors of 149306430

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 631

Divisors of 149306430

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 5 6 7 10 13 14 15 21 26 30 35 39 42 49 65 70 78 91 98 105 130 147 169 182 195 210 245 273 294 338 390 455 490 507 546 601 637 735 845 910 1014 1183 1202 1274 1365 1470 1690 1803 1911 2366 2535 2730 3005 3185 3549 3606 3822 4207 5070 5915 6010 6370 7098 7813 8281 8414 9015 9555 11830 12621 15626 16562 17745 18030 19110 21035 23439 24843 25242 29449 35490 39065 41405 42070 46878 49686 54691 58898 63105 78130 82810 88347 101569 109382 117195 124215 126210 147245 164073 176694 203138 234390 248430 273455 294490 304707 328146 382837 441735 507845 546910 609414 710983 765674 820365 883470 1015690 1148511 1421966 1523535 1640730 1914185 2132949 2297022 3047070 3554915 3828370 4265898 4976881 5742555 7109830 9953762 10664745 11485110 14930643 21329490 24884405 29861286 49768810 74653215 149306430
• Sum of all divisors σ(n): 452121264
• Sum of proper divisors (its aliquot sum) s(n): 302814834
• 149306430 is an abundant number, because the sum of its proper divisors (302814834) is greater than itself. Its abundance is 153508404

Bases of 149306430

• Binary: 1000111001100011110000111110₂
• Hexadecimal: 0x8E63C3E
• Base-36: 2GW5KU

Squares and roots of 149306430

• 149306430 squared (149306430²) is 22292410039344900
• 149306430 cubed (149306430³) is 3328400159070746557707000
• The square root of 149306430 is 12219.1010307633
• The cube root of 149306430 is 530.5090990493

Scales and comparisons

• 149,306,430 seconds is equal to 4 years, 38 weeks, 6 days, 2 hours, 30 seconds.
• To count from 1 to 149,306,430 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 149306430 cubic inches would be around 44.2 feet tall.

Recreational maths with 149306430

• 149306430 backwards is 034603941
• 149306430 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 149306430's digits is 30
• More coming soon!