161516407140

Names of 161516407140

• Cardinal: 161516407140 can be written as One hundred sixty-one billion, five hundred sixteen million, four hundred seven thousand, one hundred forty.

Scientific notation

• Scientific notation: 1.6151640714 × 10¹¹

Factors of 161516407140

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 139995

Divisors of 161516407140

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 5 6 9 10 11 12 15 18 20 22 30 33 36 44 45 53 55 60 66 90 99 106 110 121 132 159 165 180 198 212 220 242 265 318 330 363 396 477 484 495 530 583 605 636 660 726 795 954 990 1060 1089 1166 1210 1452 1590 1749 1815 1908 1980 2178 2332 2385 2420 2915 3180 3498 3630 4356 4770 5247 5445 5830 6413 6996 7260 8745 9540 10494 10890 11660 12826 17490 19239 20988 21780 25652 26235 32065 34980 38478 52470 57717 64130 76956 96195 104940 115434 128260 139921 192390 230868 279842 288585 384780 419763 559684 577170 699605 839526 1154340 1259289 1399210 1539131 1679052 2098815 2518578 2798420 3078262 4197630 4617393 5037156 6156524 6296445 7415813 7695655 8395260 9234786 12592890 13852179 14831626 15391310 16930441 18469572 22247439 23086965 25185780 27704358 29663252 30782620 33860882 37079065 44494878 46173930 50791323 55408716 66742317 67721764 69260895 74158130 81573943 84652205 88989756 92347860 101582646 111237195 133484634 138521790 148316260 152373969 163147886 169304410 203165292 222474390 244721829 253956615 266969268 277043580 304747938 326295772 333711585 338608820 407869715 444948780 489443658 507913230 609495876 667423170 734165487 761869845 815739430 897313373 978887316 1015826460 1223609145 1334846340 1468330974 1523739690 1631478860 1794626746 2447218290 2691940119 2936661948 3047479380 3589253492 3670827435 4486566865 4894436580 5383880238 7341654870 8075820357 8973133730 10767760476 13459700595 14683309740 16151640714 17946267460 26919401190 32303281428 40379101785 53838802380 80758203570 161516407140
• Sum of all divisors σ(n): 548686212984
• Sum of proper divisors (its aliquot sum) s(n): 387169805844
• 161516407140 is an abundant number, because the sum of its proper divisors (387169805844) is greater than itself. Its abundance is 225653398704

Bases of 161516407140

• Binary: 10010110011011001000001100100101100100₂
• Hexadecimal: 0x259B20C964
• Base-36: 2276P5D0

Squares and roots of 161516407140

• 161516407140 squared (161516407140²) is 26087549775414242979600
• 161516407140 cubed (161516407140³) is 4213567310810822431247960314344000
• The square root of 161516407140 is 401891.0388898963
• The cube root of 161516407140 is 5445.9320106469

Scales and comparisons

• 161,516,407,140 seconds is equal to 5,135 years, 37 weeks, 3 days, 20 hours, 39 minutes.
• To count from 1 to 161,516,407,140 would take you about ten thousand, two hundred seventy-one 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 161516407140 cubic inches would be around 453.8 feet tall.

Recreational maths with 161516407140

• 161516407140 backwards is 041704615161
• 161516407140 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 161516407140's digits is 36
• More coming soon!