72801057472

Names of 72801057472

• Cardinal: 72801057472 can be written as Seventy-two billion, eight hundred one million, fifty-seven thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 7.2801057472 × 10¹⁰

Factors of 72801057472

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 415

Divisors of 72801057472

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 4 8 11 13 16 22 26 32 44 52 64 88 104 121 143 169 176 208 242 286 338 352 389 416 484 572 676 704 778 832 968 1144 1331 1352 1556 1573 1859 1936 2197 2288 2662 2704 3112 3146 3718 3872 4279 4394 4576 5057 5324 5408 6224 6292 7436 7744 8558 8788 9152 10114 10648 10816 12448 12584 14872 17116 17303 17576 20228 20449 21296 24167 24896 25168 29744 34232 34606 35152 40456 40898 42592 47069 48334 50336 55627 59488 65741 68464 69212 70304 80912 81796 85184 94138 96668 100672 111254 118976 131482 136928 138424 140608 161824 163592 188276 193336 222508 224939 262964 265837 273856 276848 323648 327184 376552 386672 445016 449878 517759 525928 531674 553696 611897 654368 723151 753104 773344 854633 890032 899756 1035518 1051856 1063348 1107392 1223794 1308736 1446302 1506208 1546688 1709266 1780064 1799512 2071036 2103712 2126696 2447588 2892604 2924207 3012416 3418532 3560128 3599024 4142072 4207424 4253392 4895176 5785208 5848414 6730867 6837064 7198048 7954661 8284144 8506784 9400963 9790352 11570416 11696828 13461734 13674128 14396096 15909322 16568288 17013568 18801926 19580704 23140832 23393656 26923468 27348256 31818644 33136576 37603852 39161408 46281664 46787312 53846936 54696512 63637288 75207704 87501271 93574624 103410593 107693872 127274576 150415408 175002542 187149248 206821186 215387744 254549152 300830816 350005084 413642372 430775488 509098304 601661632 700010168 827284744 1137516523 1400020336 1654569488 2275033046 2800040672 3309138976 4550066092 5600081344 6618277952 9100132184 18200264368 36400528736 72801057472
• Sum of all divisors σ(n): 172578369600
• Sum of proper divisors (its aliquot sum) s(n): 99777312128
• 72801057472 is an abundant number, because the sum of its proper divisors (99777312128) is greater than itself. Its abundance is 26976254656

Bases of 72801057472

• Binary: 1000011110011010001111111101011000000₂
• Hexadecimal: 0x10F347FAC0
• Base-36: XFZVBGG

Squares and roots of 72801057472

• 72801057472 squared (72801057472²) is 5299993969041447030784
• 72801057472 cubed (72801057472³) is 385845165541439774038149737218048
• The square root of 72801057472 is 269816.7108835181
• The cube root of 72801057472 is 4175.5391746941

Scales and comparisons

• 72,801,057,472 seconds is equal to 2,314 years, 44 weeks, 19 hours, 57 minutes, 52 seconds.
• To count from 1 to 72,801,057,472 would take you about four thousand, six hundred twenty-nine 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 72801057472 cubic inches would be around 348 feet tall.

Recreational maths with 72801057472

• 72801057472 backwards is 27475010827
• The number of decimal digits it has is: 11
• The sum of 72801057472's digits is 43
• More coming soon!