9938808072

Names of 9938808072

• Cardinal: 9938808072 can be written as Nine billion, nine hundred thirty-eight million, eight hundred eight thousand and seventy-two.

Scientific notation

• Scientific notation: 9.938808072 × 10⁹

Factors of 9938808072

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 415

Divisors of 9938808072

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 24 31 36 62 72 93 124 186 248 279 372 379 558 744 758 961 1116 1137 1516 1922 2232 2274 2883 3032 3411 3844 4548 5766 6822 7688 8649 9096 11532 11749 13644 17298 23064 23498 27288 34596 35247 46996 69192 70494 93992 105741 140988 143641 211482 281976 287282 364219 422964 430923 574564 728438 845928 861846 1092657 1149128 1292769 1456876 1723692 2185314 2585538 2913752 3277971 3447384 4370628 4452871 5171076 6555942 8741256 8905742 10342152 13111884 13358613 17811484 26223768 26717226 35622968 40075839 53434452 80151678 106868904 138039001 160303356 276078002 320606712 414117003 552156004 828234006 1104312008 1242351009 1656468012 2484702018 3312936024 4969404036 9938808072
• Sum of all divisors σ(n): 27887506335
• Sum of proper divisors (its aliquot sum) s(n): 17948698263
• 9938808072 is an abundant number, because the sum of its proper divisors (17948698263) is greater than itself. Its abundance is 8009890191

Bases of 9938808072

• Binary: 1001010000011001100010110100001000₂
• Hexadecimal: 0x250662D08
• Base-36: 4KDB5E0

Squares and roots of 9938808072

• 9938808072 squared (9938808072²) is 98779905892052357184
• 9938808072 cubed (9938808072³) is 981754526031330328226966389248
• The square root of 9938808072 is 99693.5708659289
• The cube root of 9938808072 is 2150.0312288235

Scales and comparisons

• 9,938,808,072 seconds is equal to 316 years, 1 week, 1 day, 12 hours, 1 minute, 12 seconds.
• To count from 1 to 9,938,808,072 would take you about six hundred 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 9938808072 cubic inches would be around 179.2 feet tall.

Recreational maths with 9938808072

• 9938808072 backwards is 2708088399
• The number of decimal digits it has is: 10
• The sum of 9938808072's digits is 54
• More coming soon!