72507378825

Names of 72507378825

• Cardinal: 72507378825 can be written as Seventy-two billion, five hundred seven million, three hundred seventy-eight thousand, eight hundred twenty-five.

Scientific notation

• Scientific notation: 7.2507378825 × 10¹⁰

Factors of 72507378825

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 1672

Divisors of 72507378825

• Number of divisors d(n): 210
• Complete list of divisors:
  1 3 5 7 9 15 21 25 27 35 45 49 63 75 81 105 135 147 175 189 225 243 245 315 343 405 441 525 567 675 729 735 945 1029 1215 1225 1323 1575 1657 1701 1715 2025 2205 2401 2835 3087 3645 3675 3969 4725 4971 5103 5145 6075 6615 7203 8285 8505 8575 9261 11025 11599 11907 12005 14175 14913 15435 18225 19845 21609 24855 25515 25725 27783 33075 34797 35721 36015 41425 42525 44739 46305 57995 59535 60025 64827 74565 77175 81193 83349 99225 104391 108045 124275 127575 134217 138915 173985 178605 180075 194481 223695 231525 243579 250047 289975 297675 313173 324135 372825 402651 405965 416745 521955 540225 568351 583443 671085 694575 730737 869925 893025 939519 972405 1118475 1207953 1217895 1250235 1565865 1620675 1705053 1750329 2013255 2029825 2083725 2192211 2609775 2818557 2841755 2917215 3355425 3653685 3978457 4697595 4862025 5115159 6039765 6089475 6251175 6576633 7829325 8455671 8525265 8751645 10066275 10961055 11935371 14092785 14208775 14586075 15345477 18268425 19729899 19892285 23487975 25575795 30198825 32883165 35806113 42278355 42626325 43758225 46036431 54805275 59189697 59676855 70463925 76727385 98649495 99461425 107418339 127878975 138109293 164415825 179030565 211391775 230182155 295948485 298384275 322255017 383636925 414327879 493247475 537091695 690546465 895152825 966765051 1150910775 1479742425 1611275085 2071639395 2685458475 2900295153 3452732325 4833825255 8056375425 10358196975 14501475765 24169126275 72507378825
• Sum of all divisors σ(n): 157354617214
• Sum of proper divisors (its aliquot sum) s(n): 84847238389
• 72507378825 is an abundant number, because the sum of its proper divisors (84847238389) is greater than itself. Its abundance is 12339859564

Bases of 72507378825

• Binary: 1000011100001110001101100110010001001₂
• Hexadecimal: 0x10E1C6CC89
• Base-36: XB50RK9

Squares and roots of 72507378825

• 72507378825 squared (72507378825²) is 5257319984072058380625
• 72507378825 cubed (72507378825³) is 381194491689355703101492915265625
• The square root of 72507378825 is 269271.9421421401
• The cube root of 72507378825 is 4169.9169151709

Scales and comparisons

• 72,507,378,825 seconds is equal to 2,305 years, 26 weeks, 3 days, 18 hours, 33 minutes, 45 seconds.
• To count from 1 to 72,507,378,825 would take you about four thousand, six hundred eleven 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 72507378825 cubic inches would be around 347.5 feet tall.

Recreational maths with 72507378825

• 72507378825 backwards is 52887370527
• The number of decimal digits it has is: 11
• The sum of 72507378825's digits is 54
• More coming soon!