90489285120

Names of 90489285120

• Cardinal: 90489285120 can be written as Ninety billion, four hundred eighty-nine million, two hundred eighty-five thousand, one hundred twenty.

Scientific notation

• Scientific notation: 9.048928512 × 10¹⁰

Factors of 90489285120

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 906366

Divisors of 90489285120

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 30 32 39 40 48 52 60 64 65 78 80 96 104 120 128 130 156 160 192 195 208 240 256 260 312 320 384 390 416 480 512 520 624 640 768 780 832 960 1040 1248 1280 1536 1560 1664 1920 2080 2496 2560 3120 3328 3840 4160 4992 6240 6656 7680 8320 9984 12480 16640 19968 24960 33280 49920 99840 906343 1812686 2719029 3625372 4531715 5438058 7250744 9063430 10876116 11782459 13595145 14501488 18126860 21752232 23564918 27190290 29002976 35347377 36253720 43504464 47129836 54380580 58005952 58912295 70694754 72507440 87008928 94259672 108761160 116011904 117824590 141389508 145014880 174017856 176736885 188519344 217522320 232023808 235649180 282779016 290029760 348035712 353473770 377038688 435044640 464047616 471298360 565558032 580059520 696071424 706947540 754077376 870089280 942596720 1131116064 1160119040 1392142848 1413895080 1508154752 1740178560 1885193440 2262232128 2320238080 2827790160 3016309504 3480357120 3770386880 4524464256 5655580320 6032619008 6960714240 7540773760 9048928512 11311160640 15081547520 18097857024 22622321280 30163095040 45244642560 90489285120
• Sum of all divisors σ(n): 311535810432
• Sum of proper divisors (its aliquot sum) s(n): 221046525312
• 90489285120 is an abundant number, because the sum of its proper divisors (221046525312) is greater than itself. Its abundance is 130557240192

Bases of 90489285120

• Binary: 1010100010001100101001110101000000000₂
• Hexadecimal: 0x151194EA00
• Base-36: 15KIZF9C

Squares and roots of 90489285120

• 90489285120 squared (90489285120²) is 8188310721528653414400
• 90489285120 cubed (90489285120³) is 740954383531559241065303113728000
• The square root of 90489285120 is 300814.3698695259
• The cube root of 90489285120 is 4489.5111284311

Scales and comparisons

• 90,489,285,120 seconds is equal to 2,877 years, 14 weeks, 3 days, 16 hours, 32 minutes.
• To count from 1 to 90,489,285,120 would take you about five thousand, seven hundred fifty-four 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 90489285120 cubic inches would be around 374.1 feet tall.

Recreational maths with 90489285120

• 90489285120 backwards is 02158298409
• 90489285120 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 90489285120's digits is 48
• More coming soon!