30494080

Names of 30494080

• Cardinal: 30494080 can be written as Thirty million, four hundred ninety-four thousand and eighty.

Scientific notation

• Scientific notation: 3.049408 × 10⁷

Factors of 30494080

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 120

Divisors of 30494080

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 5 8 10 16 20 29 31 32 40 53 58 62 64 80 106 116 124 128 145 155 160 212 232 248 265 290 310 320 424 464 496 530 580 620 640 848 899 928 992 1060 1160 1240 1537 1643 1696 1798 1856 1984 2120 2320 2480 3074 3286 3392 3596 3712 3968 4240 4495 4640 4960 6148 6572 6784 7192 7685 8215 8480 8990 9280 9920 12296 13144 14384 15370 16430 16960 17980 18560 19840 24592 26288 28768 30740 32860 33920 35960 47647 49184 52576 57536 61480 65720 71920 95294 98368 105152 115072 122960 131440 143840 190588 196736 210304 238235 245920 262880 287680 381176 476470 491840 525760 575360 762352 952940 983680 1051520 1524704 1905880 3049408 3811760 6098816 7623520 15247040 30494080
• Sum of all divisors σ(n): 79315200
• Sum of proper divisors (its aliquot sum) s(n): 48821120
• 30494080 is an abundant number, because the sum of its proper divisors (48821120) is greater than itself. Its abundance is 18327040

Bases of 30494080

• Binary: 1110100010100110110000000₂
• Hexadecimal: 0x1D14D80
• Base-36: I5LDS

Squares and roots of 30494080

• 30494080 squared (30494080²) is 929888915046400
• 30494080 cubed (30494080³) is 28356106966538125312000
• The square root of 30494080 is 5522.1445109667
• The cube root of 30494080 is 312.4197724717

Scales and comparisons

• 30,494,080 seconds is equal to 50 weeks, 2 days, 22 hours, 34 minutes, 40 seconds.
• To count from 1 to 30,494,080 would take you about twenty-three weeks!

  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 30494080 cubic inches would be around 26 feet tall.

Recreational maths with 30494080

• 30494080 backwards is 08049403
• The number of decimal digits it has is: 8
• The sum of 30494080's digits is 28
• More coming soon!