161428709376

Names of 161428709376

• Cardinal: 161428709376 can be written as One hundred sixty-one billion, four hundred twenty-eight million, seven hundred nine thousand, three hundred seventy-six.

Scientific notation

• Scientific notation: 1.61428709376 × 10¹¹

Factors of 161428709376

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 1602

Divisors of 161428709376

• Number of divisors d(n): 448
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 22 24 27 32 33 36 43 44 48 54 64 66 72 86 88 96 99 108 128 129 132 144 172 176 192 198 216 256 258 264 288 297 344 352 384 387 396 432 473 512 516 528 576 594 688 704 768 774 792 864 946 1024 1032 1056 1152 1161 1188 1376 1408 1419 1536 1543 1548 1584 1728 1892 2048 2064 2112 2304 2322 2376 2752 2816 2838 3072 3086 3096 3168 3456 3784 4096 4128 4224 4257 4608 4629 4644 4752 5504 5632 5676 6144 6172 6192 6336 6912 7568 8192 8256 8448 8514 9216 9258 9288 9504 11008 11264 11352 12288 12344 12384 12672 12771 13824 13887 15136 16512 16896 16973 17028 18432 18516 18576 19008 22016 22528 22704 24576 24688 24768 25344 25542 27648 27774 30272 33024 33792 33946 34056 36864 37032 37152 38016 41661 44032 45056 45408 49376 49536 50688 50919 51084 55296 55548 60544 66048 66349 67584 67892 68112 73728 74064 74304 76032 83322 88064 90112 90816 98752 99072 101376 101838 102168 110592 111096 121088 132096 132698 135168 135784 136224 148128 148608 152064 152757 166644 176128 181632 197504 198144 199047 202752 203676 204336 221184 222192 242176 264192 265396 270336 271568 272448 296256 297216 304128 305514 333288 352256 363264 395008 396288 398094 405504 407352 408672 444384 458271 484352 528384 530792 543136 544896 592512 594432 597141 608256 611028 666576 726528 729839 790016 792576 796188 811008 814704 817344 888768 916542 968704 1056768 1061584 1086272 1089792 1185024 1188864 1194282 1216512 1222056 1333152 1453056 1459678 1580032 1585152 1592376 1629408 1634688 1777536 1791423 1833084 1937408 2123168 2172544 2179584 2189517 2370048 2377728 2388564 2433024 2444112 2666304 2906112 2919356 3160064 3170304 3184752 3258816 3269376 3555072 3582846 3666168 3874816 4246336 4345088 4359168 4379034 4740096 4755456 4777128 4888224 5332608 5812224 5838712 6320128 6369504 6517632 6538752 6568551 7110144 7165692 7332336 8492672 8690176 8718336 8758068 9480192 9510912 9554256 9776448 10665216 11624448 11677424 12640256 12739008 13035264 13077504 13137102 14220288 14331384 14664672 16985344 17380352 17436672 17516136 18960384 19108512 19552896 19705653 21330432 23354848 25478016 26070528 26155008 26274204 28440576 28662768 29329344 33970688 34760704 34873344 35032272 37920768 38217024 39105792 39411306 42660864 46709696 50956032 52141056 52310016 52548408 56881152 57325536 58658688 67941376 69521408 70064544 76434048 78211584 78822612 85321728 93419392 101912064 104282112 104620032 105096816 113762304 114651072 117317376 135882752 139042816 140129088 152868096 156423168 157645224 170643456 186838784 203824128 208564224 210193632 229302144 234634752 271765504 280258176 305736192 312846336 315290448 341286912 373677568 407648256 417128448 420387264 458604288 469269504 543531008 560516352 611472384 625692672 630580896 747355136 815296512 840774528 917208576 938539008 1121032704 1222944768 1251385344 1261161792 1494710272 1630593024 1681549056 1834417152 1877078016 2242065408 2445889536 2522323584 2989420544 3363098112 3668834304 3754156032 4484130816 4891779072 5044647168 5978841088 6726196224 7337668608 8968261632 10089294336 13452392448 14675337216 17936523264 20178588672 26904784896 40357177344 53809569792 80714354688 161428709376
• Sum of all divisors σ(n): 534237834240
• Sum of proper divisors (its aliquot sum) s(n): 372809124864
• 161428709376 is an abundant number, because the sum of its proper divisors (372809124864) is greater than itself. Its abundance is 211380415488

Bases of 161428709376

• Binary: 10010110010101111001101010000000000000₂
• Hexadecimal: 0x2595E6A000
• Base-36: 225QHHC0

Squares and roots of 161428709376

• 161428709376 squared (161428709376²) is 26059228210801070309376
• 161428709376 cubed (161428709376³) is 4206707577404266443122000711909376
• The square root of 161428709376 is 401781.9176817195
• The cube root of 161428709376 is 5444.9461819541

Scales and comparisons

• 161,428,709,376 seconds is equal to 5,132 years, 48 weeks, 3 days, 20 hours, 9 minutes, 36 seconds.
• To count from 1 to 161,428,709,376 would take you about ten thousand, two hundred sixty-five 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 161428709376 cubic inches would be around 453.7 feet tall.

Recreational maths with 161428709376

• 161428709376 backwards is 673907824161
• 161428709376 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 161428709376's digits is 54
• More coming soon!