72540210432

Names of 72540210432

• Cardinal: 72540210432 can be written as Seventy-two billion, five hundred forty million, two hundred ten thousand, four hundred thirty-two.

Scientific notation

• Scientific notation: 7.2540210432 × 10¹⁰

Factors of 72540210432

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1513

Divisors of 72540210432

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 32 48 64 96 128 192 256 277 384 554 768 831 1108 1231 1662 2216 2462 3324 3693 4432 4924 6648 7386 8864 9848 13296 14772 17728 19696 26592 29544 35456 39392 53184 59088 70912 76729 78784 106368 118176 153458 157568 212736 230187 236352 306916 315136 340987 460374 472704 613832 681974 920748 945408 1022961 1227664 1363948 1841496 2045922 2455328 2727896 3682992 4091844 4910656 5455792 7365984 8183688 9821312 10911584 14731968 16367376 19642624 21823168 29463936 32734752 43646336 58927872 65469504 87292672 94453399 130939008 188906798 261878016 283360197 377813596 566720394 755627192 1133440788 1511254384 2266881576 3022508768 4533763152 6045017536 9067526304 12090035072 18135052608 24180070144 36270105216 72540210432
• Sum of all divisors σ(n): 193919643456
• Sum of proper divisors (its aliquot sum) s(n): 121379433024
• 72540210432 is an abundant number, because the sum of its proper divisors (121379433024) is greater than itself. Its abundance is 48839222592

Bases of 72540210432

• Binary: 1000011100011101110111100010100000000₂
• Hexadecimal: 0x10E3BBC500
• Base-36: XBOKGLC

Squares and roots of 72540210432

• 72540210432 squared (72540210432²) is 5262082129518841626624
• 72540210432 cubed (72540210432³) is 381712544985763450504186133741568
• The square root of 72540210432 is 269332.8989039401
• The cube root of 72540210432 is 4170.5462047553

Scales and comparisons

• 72,540,210,432 seconds is equal to 2,306 years, 28 weeks, 5 days, 18 hours, 27 minutes, 12 seconds.
• To count from 1 to 72,540,210,432 would take you about four thousand, six hundred thirteen 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 72540210432 cubic inches would be around 347.5 feet tall.

Recreational maths with 72540210432

• 72540210432 backwards is 23401204527
• The number of decimal digits it has is: 11
• The sum of 72540210432's digits is 30
• More coming soon!