72245440512

Names of 72245440512

• Cardinal: 72245440512 can be written as Seventy-two billion, two hundred forty-five million, four hundred forty thousand, five hundred twelve.

Scientific notation

• Scientific notation: 7.2245440512 × 10¹⁰

Factors of 72245440512

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 93335

Divisors of 72245440512

• Number of divisors d(n): 208
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 48 54 56 63 64 72 84 96 108 112 126 128 144 168 189 192 216 224 252 256 288 336 378 384 432 448 504 512 576 672 756 768 864 896 1008 1024 1152 1344 1512 1536 1728 1792 2016 2048 2304 2688 3024 3072 3456 3584 4032 4096 4608 5376 6048 6144 6912 7168 8064 9216 10752 12096 12288 13824 14336 16128 18432 21504 24192 27648 28672 32256 36864 43008 48384 55296 64512 86016 93323 96768 110592 129024 186646 193536 258048 279969 373292 387072 559938 653261 746584 774144 839907 1119876 1306522 1493168 1679814 1959783 2239752 2519721 2613044 2986336 3359628 3919566 4479504 5039442 5226088 5879349 5972672 6719256 7839132 8959008 10078884 10452176 11758698 11945344 13438512 15678264 17638047 17918016 20157768 20904352 23517396 23890688 26877024 31356528 35276094 35836032 40315536 41808704 47034792 47781376 53754048 62713056 70552188 71672064 80631072 83617408 94069584 95562752 107508096 125426112 141104376 143344128 161262144 167234816 188139168 191125504 215016192 250852224 282208752 286688256 322524288 334469632 376278336 382251008 430032384 501704448 564417504 573376512 645048576 668939264 752556672 860064768 1003408896 1128835008 1146753024 1290097152 1337878528 1505113344 1720129536 2006817792 2257670016 2580194304 2675757056 3010226688 3440259072 4013635584 4515340032 5160388608 6020453376 8027271168 9030680064 10320777216 12040906752 18061360128 24081813504 36122720256 72245440512
• Sum of all divisors σ(n): 244613402880
• Sum of proper divisors (its aliquot sum) s(n): 172367962368
• 72245440512 is an abundant number, because the sum of its proper divisors (172367962368) is greater than itself. Its abundance is 100122521856

Bases of 72245440512

• Binary: 1000011010010001010011111000000000000₂
• Hexadecimal: 0x10D229F000
• Base-36: X6T2IO0

Squares and roots of 72245440512

• 72245440512 squared (72245440512²) is 5219403674772930822144
• 72245440512 cubed (72245440512³) is 377078117693921968819095604297728
• The square root of 72245440512 is 268785.1195881201
• The cube root of 72245440512 is 4164.8894776997

Scales and comparisons

• 72,245,440,512 seconds is equal to 2,297 years, 9 weeks, 3 days, 1 hour, 55 minutes, 12 seconds.
• To count from 1 to 72,245,440,512 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 72245440512 cubic inches would be around 347.1 feet tall.

Recreational maths with 72245440512

• 72245440512 backwards is 21504454227
• 72245440512 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 72245440512's digits is 36
• More coming soon!