155144479480

Names of 155144479480

• Cardinal: 155144479480 can be written as One hundred fifty-five billion, one hundred forty-four million, four hundred seventy-nine thousand, four hundred eighty.

Scientific notation

• Scientific notation: 1.5514447948 × 10¹¹

Factors of 155144479480

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 4973

Divisors of 155144479480

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 5 8 10 19 20 37 38 40 74 76 95 148 152 185 190 296 370 380 703 740 760 1406 1480 1741 2812 3169 3482 3515 5624 6338 6964 7030 8705 12676 13928 14060 15845 17410 25352 28120 31690 33079 34820 60211 63380 64417 66158 69640 117253 120422 126760 128834 132316 165395 234506 240844 257668 264632 301055 322085 330790 469012 481688 515336 586265 602110 644170 661580 938024 1172530 1204220 1223923 1288340 1323160 2227807 2345060 2408440 2447846 2576680 4455614 4690120 4895692 5517229 6119615 8911228 9791384 11034458 11139035 12239230 17822456 22068916 22278070 24478460 27586145 44137832 44556140 48956920 55172290 89112280 104827351 110344580 204137473 209654702 220689160 408274946 419309404 524136755 816549892 838618808 1020687365 1048273510 1633099784 2041374730 2096547020 3878611987 4082749460 4193094040 7757223974 8165498920 15514447948 19393059935 31028895896 38786119870 77572239740 155144479480
• Sum of all divisors σ(n): 377714376000
• Sum of proper divisors (its aliquot sum) s(n): 222569896520
• 155144479480 is an abundant number, because the sum of its proper divisors (222569896520) is greater than itself. Its abundance is 67425417040

Bases of 155144479480

• Binary: 10010000011111010101001110001011111000₂
• Hexadecimal: 0x241F54E2F8
• Base-36: 1Z9T0MIG

Squares and roots of 155144479480

• 155144479480 squared (155144479480²) is 24069809513120141070400
• 155144479480 cubed (155144479480³) is 3734298068095776517071378035392000
• The square root of 155144479480 is 393883.8400848657
• The cube root of 155144479480 is 5373.3538652485

Scales and comparisons

• 155,144,479,480 seconds is equal to 4,933 years, 5 weeks, 6 days, 16 hours, 44 minutes, 40 seconds.
• To count from 1 to 155,144,479,480 would take you about nine thousand, eight hundred sixty-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 155144479480 cubic inches would be around 447.8 feet tall.

Recreational maths with 155144479480

• 155144479480 backwards is 084974441551
• The number of decimal digits it has is: 12
• The sum of 155144479480's digits is 52
• More coming soon!