31868467904
31,868,467,904 is an even composite number composed of five prime numbers multiplied together.
31868467904 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred fifty-two divisors.
Prime factorization of 31868467904:
26 × 72 × 132 × 157 × 383
(2 × 2 × 2 × 2 × 2 × 2 × 7 × 7 × 13 × 13 × 157 × 383)See below for interesting mathematical facts about the number 31868467904 from the Numbermatics database.
Names of 31868467904
- Cardinal: 31868467904 can be written as Thirty-one billion, eight hundred sixty-eight million, four hundred sixty-seven thousand, nine hundred four.
Scientific notation
- Scientific notation: 3.1868467904 × 1010
Factors of 31868467904
Divisors of 31868467904
- Number of divisors d(n): 252
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Complete list of divisors:
1 2 4 7 8 13 14 16 26 28 32 49 52 56 64 91 98 104 112 157 169 182 196 208 224 314 338 364 383 392 416 448 628 637 676 728 766 784 832 1099 1183 1256 1274 1352 1456 1532 1568 2041 2198 2366 2512 2548 2681 2704 2912 3064 3136 4082 4396 4732 4979 5024 5096 5362 5408 5824 6128 7693 8164 8281 8792 9464 9958 10048 10192 10724 10816 12256 14287 15386 16328 16562 17584 18767 18928 19916 20384 21448 24512 26533 28574 30772 32656 33124 34853 35168 37534 37856 39832 40768 42896 53066 57148 60131 61544 64727 65312 66248 69706 70336 75068 75712 79664 85792 100009 106132 114296 120262 123088 129454 130624 132496 139412 150136 159328 171584 185731 200018 212264 228592 240524 243971 246176 258908 264992 278824 300272 318656 371462 400036 420917 424528 453089 457184 481048 487942 492352 517816 529984 557648 600544 742924 781703 800072 841834 849056 906178 914368 962096 975884 1035632 1115296 1201088 1300117 1485848 1563406 1600144 1683668 1698112 1812356 1924192 1951768 2071264 2230592 2600234 2946419 2971696 3126812 3171623 3200288 3367336 3624712 3848384 3903536 4142528 5200468 5471921 5892838 5943392 6253624 6343246 6400576 6734672 7249424 7807072 10162139 10400936 10943842 11785676 11886784 12507248 12686492 13469344 14498848 15614144 20324278 20801872 21887684 23571352 25014496 25372984 26938688 28997696 38303447 40648556 41603744 43775368 47142704 50028992 50745968 71134973 76606894 81297112 83207488 87550736 94285408 101491936 142269946 153213788 162594224 175101472 188570816 202983872 284539892 306427576 325188448 350202944 497944811 569079784 612855152 650376896 995889622 1138159568 1225710304 1991779244 2276319136 2451420608 3983558488 4552638272 7967116976 15934233952 31868467904
- Sum of all divisors σ(n): 80374443264
- Sum of proper divisors (its aliquot sum) s(n): 48505975360
- 31868467904 is an abundant number, because the sum of its proper divisors (48505975360) is greater than itself. Its abundance is 16637507456
Bases of 31868467904
- Binary: 111011010111000001000111010110000002
- Hexadecimal: 0x76B823AC0
- Base-36: EN1NV7K
Squares and roots of 31868467904
- 31868467904 squared (318684679042) is 1015599246548278153216
- 31868467904 cubed (318684679043) is 32365591991950385112228490379264
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The
square root of 31868467904 is 178517.4162483873 -
The
cube root of 31868467904 is 3170.4462514997
Scales and comparisons
How big is 31868467904?- 31,868,467,904 seconds is equal to 1,013 years, 16 weeks, 4 days, 11 minutes, 44 seconds.
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To count from 1 to 31,868,467,904 would take you about two thousand and twenty-six 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 31868467904 cubic inches would be around 264.2 feet tall.
Recreational maths with 31868467904
- 31868467904 backwards is 40976486813
- 31868467904 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 31868467904's digits is 56
- More coming soon!
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