161402190320

Names of 161402190320

• Cardinal: 161402190320 can be written as One hundred sixty-one billion, four hundred two million, one hundred ninety thousand, three hundred twenty.

Scientific notation

• Scientific notation: 1.6140219032 × 10¹¹

Factors of 161402190320

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2842

Divisors of 161402190320

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 35 37 40 56 70 74 80 112 140 148 185 259 280 296 370 518 560 592 740 1036 1295 1480 2072 2590 2791 2960 4144 5180 5582 10360 11164 13955 19537 20720 22328 27910 39074 44656 55820 78148 97685 103267 111640 156296 195370 206534 223280 312592 390740 413068 516335 722869 781480 826136 1032670 1445738 1562960 1652272 2065340 2891476 3614345 4130680 5782952 7228690 7789681 8261360 11565904 14457380 15579362 28914760 31158724 38948405 54527767 57829520 62317448 77896810 109055534 124634896 155793620 218111068 272638835 288218197 311587240 436222136 545277670 576436394 623174480 872444272 1090555340 1152872788 1441090985 2017527379 2181110680 2305745576 2882181970 4035054758 4362221360 4611491152 5764363940 8070109516 10087636895 11528727880 16140219032 20175273790 23057455760 32280438064 40350547580 80701095160 161402190320
• Sum of all divisors σ(n): 440617593312
• Sum of proper divisors (its aliquot sum) s(n): 279215402992
• 161402190320 is an abundant number, because the sum of its proper divisors (279215402992) is greater than itself. Its abundance is 117813212672

Bases of 161402190320

• Binary: 10010110010100010100011111100111110000₂
• Hexadecimal: 0x259451F9F0
• Base-36: 225AP33K

Squares and roots of 161402190320

• 161402190320 squared (161402190320²) is 26050667040093501702400
• 161402190320 cubed (161402190320³) is 4204634719568122432366008800768000
• The square root of 161402190320 is 401748.9145224911
• The cube root of 161402190320 is 5444.6480054589

Scales and comparisons

• 161,402,190,320 seconds is equal to 5,132 years, 4 weeks, 4 days, 21 hours, 45 minutes, 20 seconds.
• To count from 1 to 161,402,190,320 would take you about ten thousand, two hundred sixty-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 161402190320 cubic inches would be around 453.7 feet tall.

Recreational maths with 161402190320

• 161402190320 backwards is 023091204161
• The number of decimal digits it has is: 12
• The sum of 161402190320's digits is 29
• More coming soon!