72996121536

Names of 72996121536

• Cardinal: 72996121536 can be written as Seventy-two billion, nine hundred ninety-six million, one hundred twenty-one thousand, five hundred thirty-six.

Scientific notation

• Scientific notation: 7.2996121536 × 10¹⁰

Factors of 72996121536

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 3069

Divisors of 72996121536

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 3 4 6 8 12 13 16 24 26 32 39 48 52 53 64 78 96 104 106 156 159 192 197 208 212 312 318 394 416 424 591 624 636 689 788 832 848 1182 1248 1272 1378 1576 1696 2067 2364 2496 2544 2561 2756 2801 3152 3392 4134 4728 5088 5122 5512 5602 6304 7683 8268 8403 9456 10176 10244 10441 11024 11204 12608 15366 16536 16806 18912 20488 20882 22048 22408 30732 31323 33072 33612 36413 37824 40976 41764 44096 44816 61464 62646 66144 67224 72826 81952 83528 89632 109239 122928 125292 132288 134448 135733 145652 148453 163904 167056 179264 218478 245856 250584 268896 271466 291304 296906 334112 407199 436956 445359 491712 501168 537792 542932 551797 582608 593812 668224 814398 873912 890718 1002336 1085864 1103594 1165216 1187624 1628796 1655391 1747824 1781436 1929889 2004672 2171728 2207188 2330432 2375248 3257592 3310782 3495648 3562872 3859778 4343456 4414376 4750496 5789667 6515184 6621564 6991296 7125744 7173361 7719556 8686912 8828752 9500992 11579334 13030368 13243128 14251488 14346722 15439112 17657504 21520083 23158668 26060736 26486256 28502976 28693444 29245241 30878224 35315008 43040166 46317336 52972512 57386888 58490482 61756448 86080332 87735723 92634672 105945024 114773776 116980964 123512896 172160664 175471446 185269344 229547552 233961928 344321328 350942892 370538688 380188133 459095104 467923856 688642656 701885784 760376266 935847712 1140564399 1377285312 1403771568 1520752532 1871695424 2281128798 2807543136 3041505064 4562257596 5615086272 6083010128 9124515192 12166020256 18249030384 24332040512 36498060768 72996121536
• Sum of all divisors σ(n): 213068294208
• Sum of proper divisors (its aliquot sum) s(n): 140072172672
• 72996121536 is an abundant number, because the sum of its proper divisors (140072172672) is greater than itself. Its abundance is 67076051136

Bases of 72996121536

• Binary: 1000011111110111010000110101111000000₂
• Hexadecimal: 0x10FEE86BC0
• Base-36: XJ807UO

Squares and roots of 72996121536

• 72996121536 squared (72996121536²) is 5328433759298482999296
• 72996121536 cubed (72996121536³) is 388954998290277435117040618438656
• The square root of 72996121536 is 270177.9442071463
• The cube root of 72996121536 is 4179.2651794693

Scales and comparisons

• 72,996,121,536 seconds is equal to 2,321 years, 2 weeks, 4 days, 12 hours, 25 minutes, 36 seconds.
• To count from 1 to 72,996,121,536 would take you about four thousand, six hundred forty-two 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 72996121536 cubic inches would be around 348.3 feet tall.

Recreational maths with 72996121536

• 72996121536 backwards is 63512169927
• The number of decimal digits it has is: 11
• The sum of 72996121536's digits is 51
• More coming soon!