129323484672

Names of 129323484672

• Cardinal: 129323484672 can be written as One hundred twenty-nine billion, three hundred twenty-three million, four hundred eighty-four thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 1.29323484672 × 10¹¹

Factors of 129323484672

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 15388

Divisors of 129323484672

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 31 32 48 62 64 93 96 124 128 179 186 192 248 256 358 372 384 496 512 537 716 744 768 992 1074 1432 1488 1536 1984 2148 2864 2976 3968 4296 5549 5728 5952 7936 8592 11098 11456 11904 15173 15872 16647 17184 22196 22912 23808 30346 33294 34368 44392 45519 45824 47616 60692 66588 68736 88784 91038 91648 121384 133176 137472 177568 182076 242768 266352 274944 355136 364152 470363 485536 532704 710272 728304 940726 971072 1065408 1411089 1420544 1456608 1881452 1942144 2130816 2715967 2822178 2841088 2913216 3762904 3884288 4261632 5431934 5644356 5826432 7525808 7768576 8147901 8523264 10863868 11288712 11652864 15051616 16295802 21727736 22577424 23305728 30103232 32591604 43455472 45154848 60206464 65183208 84194977 86910944 90309696 120412928 130366416 168389954 173821888 180619392 240825856 252584931 260732832 336779908 347643776 361238784 505169862 521465664 673559816 695287552 722477568 1010339724 1042931328 1347119632 1390575104 2020679448 2085862656 2694239264 4041358896 4171725312 5388478528 8082717792 10776957056 16165435584 21553914112 32330871168 43107828224 64661742336 129323484672
• Sum of all divisors σ(n): 357649966080
• Sum of proper divisors (its aliquot sum) s(n): 228326481408
• 129323484672 is an abundant number, because the sum of its proper divisors (228326481408) is greater than itself. Its abundance is 99002996736

Bases of 129323484672

• Binary: 1111000011100010001111100011000000000₂
• Hexadecimal: 0x1E1C47C600
• Base-36: 1NERV3EO

Squares and roots of 129323484672

• 129323484672 squared (129323484672²) is 16724563687709018947584
• 129323484672 cubed (129323484672³) is 2162878855713325106664036995432448
• The square root of 129323484672 is 359615.7458621633
• The cube root of 129323484672 is 5056.9943232153

Scales and comparisons

• 129,323,484,672 seconds is equal to 4,112 years, 4 weeks, 3 days, 14 hours, 11 minutes, 12 seconds.
• To count from 1 to 129,323,484,672 would take you about eight thousand, two hundred twenty-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 129323484672 cubic inches would be around 421.4 feet tall.

Recreational maths with 129323484672

• 129323484672 backwards is 276484323921
• The number of decimal digits it has is: 12
• The sum of 129323484672's digits is 51
• More coming soon!