6401931264

Names of 6401931264

• Cardinal: 6401931264 can be written as Six billion, four hundred one million, nine hundred thirty-one thousand, two hundred sixty-four.

Scientific notation

• Scientific notation: 6.401931264 × 10⁹

Factors of 6401931264

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 20453

Divisors of 6401931264

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 17 18 24 32 34 36 48 51 64 68 72 96 102 128 136 144 153 192 204 256 272 288 306 384 408 512 544 576 612 768 816 1024 1088 1152 1224 1536 1632 2048 2176 2304 2448 3072 3264 4352 4608 4896 6144 6528 8704 9216 9792 13056 17408 18432 19584 20431 26112 34816 39168 40862 52224 61293 78336 81724 104448 122586 156672 163448 183879 245172 313344 326896 347327 367758 490344 653792 694654 735516 980688 1041981 1307584 1389308 1471032 1961376 2083962 2615168 2778616 2942064 3125943 3922752 4167924 5230336 5557232 5884128 6251886 7845504 8335848 10460672 11114464 11768256 12503772 15691008 16671696 20921344 22228928 23536512 25007544 31382016 33343392 41842688 44457856 47073024 50015088 62764032 66686784 88915712 94146048 100030176 125528064 133373568 177831424 188292096 200060352 266747136 355662848 376584192 400120704 533494272 711325696 800241408 1066988544 1600482816 2133977088 3200965632 6401931264
• Sum of all divisors σ(n): 19578555360
• Sum of proper divisors (its aliquot sum) s(n): 13176624096
• 6401931264 is an abundant number, because the sum of its proper divisors (13176624096) is greater than itself. Its abundance is 6774692832

Bases of 6401931264

• Binary: 101111101100101011011100000000000₂
• Hexadecimal: 0x17D95B800
• Base-36: 2XVJLS0

Squares and roots of 6401931264

• 6401931264 squared (6401931264²) is 40984723908980637696
• 6401931264 cubed (6401931264³) is 262381385339311434836679327744
• The square root of 6401931264 is 80012.0694895461
• The cube root of 6401931264 is 1856.8222674429

Scales and comparisons

• 6,401,931,264 seconds is equal to 203 years, 29 weeks, 1 day, 10 hours, 14 minutes, 24 seconds.
• To count from 1 to 6,401,931,264 would take you about four hundred seven 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 6401931264 cubic inches would be around 154.7 feet tall.

Recreational maths with 6401931264

• 6401931264 backwards is 4621391046
• 6401931264 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 6401931264's digits is 36
• More coming soon!