389145206120

Names of 389145206120

• Cardinal: 389145206120 can be written as Three hundred eighty-nine billion, one hundred forty-five million, two hundred six thousand, one hundred twenty.

Scientific notation

• Scientific notation: 3.8914520612 × 10¹¹

Factors of 389145206120

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2903

Divisors of 389145206120

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 5 8 10 11 20 22 40 44 55 88 110 220 440 881 991 1013 1762 1982 2026 3524 3964 4052 4405 4955 5065 7048 7928 8104 8810 9691 9910 10130 10901 11143 17620 19382 19820 20260 21802 22286 35240 38764 39640 40520 43604 44572 48455 54505 55715 77528 87208 89144 96910 109010 111430 193820 218020 222860 387640 436040 445720 873071 892453 1003883 1746142 1784906 2007766 3492284 3569812 4015532 4365355 4462265 5019415 6984568 7139624 8031064 8730710 8924530 9603781 9816983 10038830 11042713 17461420 17849060 19207562 19633966 20077660 22085426 34922840 35698120 38415124 39267932 40155320 44170852 48018905 49084915 55213565 76830248 78535864 88341704 96037810 98169830 110427130 192075620 196339660 220854260 384151240 392679320 441708520 884420923 1768841846 3537683692 4422104615 7075367384 8844209230 9728630153 17688418460 19457260306 35376836920 38914520612 48643150765 77829041224 97286301530 194572603060 389145206120
• Sum of all divisors σ(n): 958168673280
• Sum of proper divisors (its aliquot sum) s(n): 569023467160
• 389145206120 is an abundant number, because the sum of its proper divisors (569023467160) is greater than itself. Its abundance is 179878261040

Bases of 389145206120

• Binary: 101101010011010110111001001110101101000₂
• Hexadecimal: 0x5A9ADC9D68
• Base-36: 4YRR0AQW

Squares and roots of 389145206120

• 389145206120 squared (389145206120²) is 151433991446177285454400
• 389145206120 cubed (389145206120³) is 58929811814896976634214565860928000
• The square root of 389145206120 is 623815.0415948623
• The cube root of 389145206120 is 7300.8018517453

Scales and comparisons

• 389,145,206,120 seconds is equal to 12,373 years, 31 weeks, 6 days, 10 hours, 35 minutes, 20 seconds.
• To count from 1 to 389,145,206,120 would take you about twenty-four thousand, seven hundred forty-seven 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 389145206120 cubic inches would be around 608.4 feet tall.

Recreational maths with 389145206120

• 389145206120 backwards is 021602541983
• The number of decimal digits it has is: 12
• The sum of 389145206120's digits is 41
• More coming soon!