30046720

Names of 30046720

• Cardinal: 30046720 can be written as Thirty million, forty-six thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 3.004672 × 10⁷

Factors of 30046720

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 115

Divisors of 30046720

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 32 40 44 55 64 80 88 97 110 121 128 160 176 194 220 242 256 320 352 388 440 484 485 512 605 640 704 776 880 968 970 1067 1210 1280 1408 1552 1760 1936 1940 2134 2420 2560 2816 3104 3520 3872 3880 4268 4840 5335 5632 6208 7040 7744 7760 8536 9680 10670 11737 12416 14080 15488 15520 17072 19360 21340 23474 24832 28160 30976 31040 34144 38720 42680 46948 49664 58685 61952 62080 68288 77440 85360 93896 117370 124160 136576 154880 170720 187792 234740 248320 273152 309760 341440 375584 469480 546304 682880 751168 938960 1365760 1502336 1877920 2731520 3004672 3755840 6009344 7511680 15023360 30046720
• Sum of all divisors σ(n): 80002692
• Sum of proper divisors (its aliquot sum) s(n): 49955972
• 30046720 is an abundant number, because the sum of its proper divisors (49955972) is greater than itself. Its abundance is 19909252

Bases of 30046720

• Binary: 1110010100111101000000000₂
• Hexadecimal: 0x1CA7A00
• Base-36: HW074

Squares and roots of 30046720

• 30046720 squared (30046720²) is 902805382758400
• 30046720 cubed (30046720³) is 27126340550234472448000
• The square root of 30046720 is 5481.4888488439
• The cube root of 30046720 is 310.8844668273

Scales and comparisons

• 30,046,720 seconds is equal to 49 weeks, 4 days, 18 hours, 18 minutes, 40 seconds.
• To count from 1 to 30,046,720 would take you about twenty-two 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 30046720 cubic inches would be around 25.9 feet tall.

Recreational maths with 30046720

• 30046720 backwards is 02764003
• 30046720 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 30046720's digits is 22
• More coming soon!