680898972

Names of 680898972

• Cardinal: 680898972 can be written as Six hundred eighty million, eight hundred ninety-eight thousand, nine hundred seventy-two.

Scientific notation

• Scientific notation: 6.80898972 × 10⁸

Factors of 680898972

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 509

Divisors of 680898972

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 12 13 19 26 38 39 41 52 57 76 78 82 114 123 156 164 169 228 246 247 338 431 492 494 507 533 676 741 779 862 988 1014 1066 1293 1482 1558 1599 1724 2028 2132 2337 2586 2964 3116 3198 3211 4674 5172 5603 6396 6422 6929 8189 9348 9633 10127 11206 12844 13858 16378 16809 17671 19266 20254 20787 22412 24567 27716 30381 32756 33618 35342 38532 40508 41574 49134 53013 60762 67236 70684 72839 83148 98268 106026 106457 121524 131651 145678 212052 212914 218517 229723 263302 291356 319371 335749 394953 425828 437034 459446 526604 638742 671498 689169 789906 874068 918892 1007247 1277484 1342996 1378338 1383941 1579812 2014494 2756676 2767882 2986399 4028988 4151823 4364737 5535764 5972798 8303646 8729474 8959197 11945596 13094211 16607292 17458948 17918394 26188422 35836788 52376844 56741581 113483162 170224743 226966324 340449486 680898972
• Sum of all divisors σ(n): 1859397120
• Sum of proper divisors (its aliquot sum) s(n): 1178498148
• 680898972 is an abundant number, because the sum of its proper divisors (1178498148) is greater than itself. Its abundance is 497599176

Bases of 680898972

• Binary: 101000100101011011000110011100₂
• Hexadecimal: 0x2895B19C
• Base-36: B9E10C

Squares and roots of 680898972

• 680898972 squared (680898972²) is 463623410070656784
• 680898972 cubed (680898972³) is 315680703312244651590426048
• The square root of 680898972 is 26094.0409289169
• The cube root of 680898972 is 879.7532762187

Scales and comparisons

• 680,898,972 seconds is equal to 21 years, 33 weeks, 5 days, 18 hours, 36 minutes, 12 seconds.
• To count from 1 to 680,898,972 would take you about thirty-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 680898972 cubic inches would be around 73.3 feet tall.

Recreational maths with 680898972

• 680898972 backwards is 279898086
• 680898972 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 680898972's digits is 57
• More coming soon!