72242440832

Names of 72242440832

• Cardinal: 72242440832 can be written as Seventy-two billion, two hundred forty-two million, four hundred forty thousand, eight hundred thirty-two.

Scientific notation

• Scientific notation: 7.2242440832 × 10¹⁰

Factors of 72242440832

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 493

Divisors of 72242440832

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 8 16 19 32 38 41 64 76 82 128 152 164 304 328 431 608 656 779 862 1216 1312 1558 1681 1724 2432 2624 3116 3362 3448 5248 6232 6724 6896 8189 12464 13448 13792 16378 17671 24928 26896 27584 31939 32756 35342 49856 53792 55168 63878 65512 68921 70684 99712 107584 127756 131024 137842 141368 215168 255512 262048 275684 282736 335749 511024 524096 551368 565472 671498 724511 1022048 1048192 1102736 1130944 1309499 1342996 1449022 2044096 2205472 2261888 2618998 2685992 2898044 4088192 4410944 5237996 5371984 5796088 8821888 10475992 10743968 11592176 13765709 20951984 21487936 23184352 27531418 29704951 41903968 42975872 46368704 55062836 59409902 83807936 92737408 110125672 118819804 167615872 220251344 237639608 440502688 475279216 564394069 881005376 950558432 1128788138 1762010752 1901116864 2257576276 3802233728 4515152552 9030305104 18060610208 36121220416 72242440832
• Sum of all divisors σ(n): 155642860800
• Sum of proper divisors (its aliquot sum) s(n): 83400419968
• 72242440832 is an abundant number, because the sum of its proper divisors (83400419968) is greater than itself. Its abundance is 11157979136

Bases of 72242440832

• Binary: 1000011010001111111000010101010000000₂
• Hexadecimal: 0x10D1FC2A80
• Base-36: X6RA83K

Squares and roots of 72242440832

• 72242440832 squared (72242440832²) is 5218970257365020852224
• 72242440832 cubed (72242440832³) is 377031150021660331143238535610368
• The square root of 72242440832 is 268779.5394593867
• The cube root of 72242440832 is 4164.8318338839

Scales and comparisons

• 72,242,440,832 seconds is equal to 2,297 years, 4 weeks, 3 days, 8 hours, 40 minutes, 32 seconds.
• To count from 1 to 72,242,440,832 would take you about four thousand, five hundred ninety-four 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 72242440832 cubic inches would be around 347.1 feet tall.

Recreational maths with 72242440832

• 72242440832 backwards is 23804424227
• 72242440832 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 72242440832's digits is 38
• More coming soon!