64420445488

Names of 64420445488

• Cardinal: 64420445488 can be written as Sixty-four billion, four hundred twenty million, four hundred forty-five thousand, four hundred eighty-eight.

Scientific notation

• Scientific notation: 6.4420445488 × 10¹⁰

Factors of 64420445488

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 3009

Divisors of 64420445488

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 4 7 8 14 16 28 29 56 58 73 97 112 116 146 194 203 232 292 388 406 464 511 584 679 776 812 1022 1168 1358 1552 1624 2044 2117 2716 2801 2813 3248 4088 4234 5432 5602 5626 7081 8176 8468 10864 11204 11252 14162 14819 16936 19607 19691 22408 22504 28324 29638 33872 39214 39382 44816 45008 49567 56648 59276 78428 78764 81229 99134 113296 118552 156856 157528 162458 198268 204473 205349 237104 271697 313712 315056 324916 396536 408946 410698 543394 568603 649832 793072 817892 821396 1086788 1137206 1299664 1431311 1437443 1635784 1642792 1901879 2173576 2274412 2862622 2874886 3271568 3285584 3803758 4347152 4548824 5725244 5749772 5929717 7607516 7879213 9097648 11450488 11499544 11859434 15215032 15758426 19833881 22900976 22999088 23718868 30430064 31516852 39667762 41508019 47437736 55154491 63033704 79335524 83016038 94875472 110308982 126067408 138837167 158671048 166032076 220617964 277674334 317342096 332064152 441235928 555348668 575182549 664128304 882471856 1110697336 1150365098 2221394672 2300730196 4026277843 4601460392 8052555686 9202920784 16105111372 32210222744 64420445488
• Sum of all divisors σ(n): 151181573760
• Sum of proper divisors (its aliquot sum) s(n): 86761128272
• 64420445488 is an abundant number, because the sum of its proper divisors (86761128272) is greater than itself. Its abundance is 22340682784

Bases of 64420445488

• Binary: 111011111111110000011111110100110000₂
• Hexadecimal: 0xEFFC1FD30
• Base-36: TLE9PV4

Squares and roots of 64420445488

• 64420445488 squared (64420445488²) is 4149993796872379558144
• 64420445488 cubed (64420445488³) is 267344449166955272218261078454272
• The square root of 64420445488 is 253811.8308668845
• The cube root of 64420445488 is 4008.7401694497

Scales and comparisons

• 64,420,445,488 seconds is equal to 2,048 years, 19 weeks, 2 days, 11 minutes, 28 seconds.
• To count from 1 to 64,420,445,488 would take you about four thousand and ninety-six 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 64420445488 cubic inches would be around 334.1 feet tall.

Recreational maths with 64420445488

• 64420445488 backwards is 88454402446
• The number of decimal digits it has is: 11
• The sum of 64420445488's digits is 49
• More coming soon!