12921204736

Names of 12921204736

• Cardinal: 12921204736 can be written as Twelve billion, nine hundred twenty-one million, two hundred four thousand, seven hundred thirty-six.

Scientific notation

• Scientific notation: 1.2921204736 × 10¹⁰

Factors of 12921204736

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 73

Divisors of 12921204736

• Number of divisors d(n): 234
• Complete list of divisors:
  1 2 4 8 11 16 22 29 31 32 44 58 62 64 88 116 121 124 128 176 232 242 248 256 319 341 352 464 484 496 512 638 682 704 841 899 928 968 992 1024 1276 1364 1408 1682 1798 1856 1936 1984 2048 2552 2728 2816 3364 3509 3596 3712 3751 3872 3968 4096 5104 5456 5632 6728 7018 7192 7424 7502 7744 7936 9251 9889 10208 10912 11264 13456 14036 14384 14848 15004 15488 15872 18502 19778 20416 21824 22528 26071 26912 28072 28768 29696 30008 30976 31744 37004 39556 40832 43648 45056 52142 53824 56144 57536 59392 60016 61952 63488 74008 79112 81664 87296 101761 104284 107648 108779 112288 115072 118784 120032 123904 126976 148016 158224 163328 174592 203522 208568 215296 217558 224576 230144 240064 247808 286781 296032 316448 326656 349184 407044 417136 430592 435116 449152 460288 480128 495616 573562 592064 632896 653312 698368 814088 834272 861184 870232 898304 920576 960256 1147124 1184128 1265792 1306624 1396736 1628176 1668544 1722368 1740464 1796608 1841152 1920512 2294248 2368256 2531584 3154591 3256352 3337088 3444736 3480928 3593216 3682304 3841024 4588496 4736512 5063168 6309182 6512704 6674176 6961856 7186432 7682048 9176992 9473024 10126336 12618364 13025408 13348352 13923712 14372864 15364096 18353984 18946048 20252672 25236728 26050816 26696704 27847424 36707968 37892096 40505344 50473456 52101632 53393408 55694848 73415936 100946912 104203264 106786816 111389696 146831872 201893824 208406528 222779392 293663744 403787648 416813056 445558784 587327488 807575296 1174654976 1615150592 3230301184 6460602368 12921204736
• Sum of all divisors σ(n): 30363840416
• Sum of proper divisors (its aliquot sum) s(n): 17442635680
• 12921204736 is an abundant number, because the sum of its proper divisors (17442635680) is greater than itself. Its abundance is 4521430944

Bases of 12921204736

• Binary: 1100000010001010011111000000000000₂
• Hexadecimal: 0x30229F000
• Base-36: 5XOY9DS

Squares and roots of 12921204736

• 12921204736 squared (12921204736²) is 166957531829628829696
• 12921204736 cubed (12921204736³) is 2157292450987870779390092640256
• The square root of 12921204736 is 113671.4772315379
• The cube root of 12921204736 is 2346.5744408199

Scales and comparisons

• 12,921,204,736 seconds is equal to 410 years, 44 weeks, 2 days, 23 hours, 32 minutes, 16 seconds.
• To count from 1 to 12,921,204,736 would take you about eight hundred twenty-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 12921204736 cubic inches would be around 195.5 feet tall.

Recreational maths with 12921204736

• 12921204736 backwards is 63740212921
• The number of decimal digits it has is: 11
• The sum of 12921204736's digits is 37
• More coming soon!