138843750400

Names of 138843750400

• Cardinal: 138843750400 can be written as One hundred thirty-eight billion, eight hundred forty-three million, seven hundred fifty thousand, four hundred.

Scientific notation

• Scientific notation: 1.388437504 × 10¹¹

Factors of 138843750400

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 7399

Divisors of 138843750400

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 5 8 10 16 20 23 25 32 40 46 50 64 80 92 100 115 128 160 184 200 230 256 320 368 400 460 512 575 640 736 800 920 1024 1150 1280 1472 1600 1840 2048 2300 2560 2944 3200 3680 4096 4600 5120 5888 6400 7360 7369 8192 9200 10240 11776 12800 14720 14738 16384 18400 20480 23552 25600 29440 29476 32768 36800 36845 40960 47104 51200 58880 58952 73600 73690 81920 94208 102400 117760 117904 147200 147380 163840 169487 184225 188416 204800 235520 235808 294400 294760 338974 368450 376832 409600 471040 471616 588800 589520 677948 736900 753664 819200 847435 942080 943232 1177600 1179040 1355896 1473800 1694870 1884160 1886464 2355200 2358080 2711792 2947600 3389740 3768320 3772928 4237175 4710400 4716160 5423584 5895200 6779480 7545856 8474350 9420800 9432320 10847168 11790400 13558960 15091712 16948700 18841600 18864640 21694336 23580800 27117920 30183424 33897400 37729280 43388672 47161600 54235840 60366848 67794800 75458560 86777344 94323200 108471680 120733696 135589600 150917120 173554688 188646400 216943360 241467392 271179200 301834240 347109376 377292800 433886720 542358400 603668480 694218752 754585600 867773440 1084716800 1207336960 1388437504 1509171200 1735546880 2169433600 2776875008 3018342400 3471093760 4338867200 5553750016 6036684800 6942187520 8677734400 13884375040 17355468800 27768750080 34710937600 69421875200 138843750400
• Sum of all divisors σ(n): 359346754800
• Sum of proper divisors (its aliquot sum) s(n): 220503004400
• 138843750400 is an abundant number, because the sum of its proper divisors (220503004400) is greater than itself. Its abundance is 81659254000

Bases of 138843750400

• Binary: 10000001010011101110111000000000000000₂
• Hexadecimal: 0x2053BB8000
• Base-36: 1RS7ZFGG

Squares and roots of 138843750400

• 138843750400 squared (138843750400²) is 19277587025137500160000
• 138843750400 cubed (138843750400³) is 2676572481232469597895000064000000
• The square root of 138843750400 is 372617.4316910039
• The cube root of 138843750400 is 5178.1597593487

Scales and comparisons

• 138,843,750,400 seconds is equal to 4,414 years, 41 weeks, 4 days, 20 hours, 26 minutes, 40 seconds.
• To count from 1 to 138,843,750,400 would take you about eight thousand, eight hundred twenty-nine 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 138843750400 cubic inches would be around 431.5 feet tall.

Recreational maths with 138843750400

• 138843750400 backwards is 004057348831
• The number of decimal digits it has is: 12
• The sum of 138843750400's digits is 43
• More coming soon!