129424792896

Names of 129424792896

• Cardinal: 129424792896 can be written as One hundred twenty-nine billion, four hundred twenty-four million, seven hundred ninety-two thousand, eight hundred ninety-six.

Scientific notation

• Scientific notation: 1.29424792896 × 10¹¹

Factors of 129424792896

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1528555

Divisors of 129424792896

• Number of divisors d(n): 168
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 48 49 54 56 63 64 72 84 96 98 108 112 126 144 147 168 189 192 196 216 224 252 288 294 336 378 392 432 441 448 504 576 588 672 756 784 864 882 1008 1176 1323 1344 1512 1568 1728 1764 2016 2352 2646 3024 3136 3528 4032 4704 5292 6048 7056 9408 10584 12096 14112 21168 28224 42336 84672 1528543 3057086 4585629 6114172 9171258 10699801 12228344 13756887 18342516 21399602 24456688 27513774 32099403 36685032 41270661 42799204 48913376 55027548 64198806 73370064 74898607 82541322 85598408 96298209 97826752 110055096 128397612 146740128 149797214 165082644 171196816 192596418 220110192 224695821 256795224 288894627 293480256 299594428 330165288 342393632 385192836 440220384 449391642 513590448 577789254 599188856 660330576 674087463 684787264 770385672 880440768 898783284 1027180896 1155578508 1198377712 1320661152 1348174926 1540771344 1797566568 2022262389 2054361792 2311157016 2396755424 2641322304 2696349852 3081542688 3595133136 4044524778 4622314032 4793510848 5392699704 6163085376 7190266272 8089049556 9244628064 10785399408 14380532544 16178099112 18489256128 21570798816 32356198224 43141597632 64712396448 129424792896
• Sum of all divisors σ(n): 442605200640
• Sum of proper divisors (its aliquot sum) s(n): 313180407744
• 129424792896 is an abundant number, because the sum of its proper divisors (313180407744) is greater than itself. Its abundance is 183755614848

Bases of 129424792896

• Binary: 1111000100010010100011001110101000000₂
• Hexadecimal: 0x1E22519D40
• Base-36: 1NGG6HC0

Squares and roots of 129424792896

• 129424792896 squared (129424792896²) is 16750777016172492066816
• 129424792896 cubed (129424792896³) is 2167965846165201628359863794139136
• The square root of 129424792896 is 359756.5745000361
• The cube root of 129424792896 is 5058.3144788843

Scales and comparisons

• 129,424,792,896 seconds is equal to 4,115 years, 16 weeks, 3 hours, 21 minutes, 36 seconds.
• To count from 1 to 129,424,792,896 would take you about eight thousand, two hundred thirty 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 129424792896 cubic inches would be around 421.5 feet tall.

Recreational maths with 129424792896

• 129424792896 backwards is 698297424921
• 129424792896 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 129424792896's digits is 63
• More coming soon!