31123054872
31,123,054,872 is an even composite number composed of six prime numbers multiplied together.
31123054872 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 31123054872:
23 × 33 × 7 × 132 × 31 × 3929
(2 × 2 × 2 × 3 × 3 × 3 × 7 × 13 × 13 × 31 × 3929)See below for interesting mathematical facts about the number 31123054872 from the Numbermatics database.
Names of 31123054872
- Cardinal: 31123054872 can be written as Thirty-one billion, one hundred twenty-three million, fifty-four thousand, eight hundred seventy-two.
Scientific notation
- Scientific notation: 3.1123054872 × 1010
Factors of 31123054872
Divisors of 31123054872
- Number of divisors d(n): 384
-
Complete list of divisors:
1 2 3 4 6 7 8 9 12 13 14 18 21 24 26 27 28 31 36 39 42 52 54 56 62 63 72 78 84 91 93 104 108 117 124 126 156 168 169 182 186 189 216 217 234 248 252 273 279 312 338 351 364 372 378 403 434 468 504 507 546 558 651 676 702 728 744 756 806 819 837 868 936 1014 1092 1116 1183 1209 1302 1352 1404 1512 1521 1612 1638 1674 1736 1953 2028 2184 2232 2366 2418 2457 2604 2808 2821 3042 3224 3276 3348 3549 3627 3906 3929 4056 4563 4732 4836 4914 5208 5239 5642 5859 6084 6552 6696 7098 7254 7812 7858 8463 9126 9464 9672 9828 10478 10647 10881 11284 11718 11787 12168 14196 14508 15624 15716 15717 16926 18252 19656 20956 21294 21762 22568 23436 23574 25389 27503 28392 29016 31432 31434 31941 33852 35361 36504 36673 41912 42588 43524 46872 47148 47151 50778 51077 55006 62868 63882 67704 70722 73346 76167 82509 85176 87048 94296 94302 101556 102154 106083 110012 110019 121799 125736 127764 141444 141453 146692 152334 153231 165018 188604 203112 204308 212166 220024 220038 243598 247527 255528 282888 282906 293384 304668 306462 330036 330057 357539 365397 377208 408616 424332 440076 459693 487196 495054 565812 609336 612924 660072 660114 664001 715078 730794 742581 848664 852593 880152 919386 974392 990108 990171 1072617 1096191 1131624 1225848 1320228 1328002 1379079 1430156 1461588 1485162 1583387 1705186 1838772 1980216 1980342 1992003 2145234 2192382 2557779 2640456 2656004 2758158 2860312 2923176 2970324 3166774 3217851 3288573 3410372 3677544 3960684 3984006 4290468 4384764 4648007 4750161 5115558 5312008 5516316 5940648 5976009 6333548 6435702 6577146 6820744 7673337 7921368 7968012 8580936 8769528 9296014 9500322 9653553 10231116 11032632 11083709 11952018 12667096 12871404 13154292 13944021 14250483 15346674 15936024 17928027 18592028 19000644 19307106 20462232 20584031 22167418 23020011 23904036 25742808 26308584 27888042 28500966 30693348 33251127 35856054 37184056 38001288 38614212 41168062 41832063 42751449 44334836 46040022 47808072 55776084 57001932 61386696 61752093 66502254 71712108 77228424 82336124 83664126 85502898 88669672 92080044 99753381 111552168 114003864 123504186 125496189 133004508 143424216 144088217 164672248 167328252 171005796 184160088 185256279 199506762 247008372 250992378 266009016 288176434 299260143 334656504 342011592 370512558 399013524 432264651 494016744 501984756 555768837 576352868 598520286 741025116 798027048 864529302 1003969512 1111537674 1152705736 1197040572 1296793953 1482050232 1729058604 2223075348 2394081144 2593587906 3458117208 3890381859 4446150696 5187175812 7780763718 10374351624 15561527436 31123054872
- Sum of all divisors σ(n): 110467584000
- Sum of proper divisors (its aliquot sum) s(n): 79344529128
- 31123054872 is an abundant number, because the sum of its proper divisors (79344529128) is greater than itself. Its abundance is 48221474256
Bases of 31123054872
- Binary: 111001111110001010000100001000110002
- Hexadecimal: 0x73F142118
- Base-36: EAPV2U0
Squares and roots of 31123054872
- 31123054872 squared (311230548722) is 968644544565522936384
- 31123054872 cubed (311230548723) is 30147177311976219748453797262848
-
The
square root of 31123054872 is 176417.2748684207 -
The
cube root of 31123054872 is 3145.5317473519
Scales and comparisons
How big is 31123054872?- 31,123,054,872 seconds is equal to 989 years, 32 weeks, 13 hours, 1 minute, 12 seconds.
-
To count from 1 to 31,123,054,872 would take you about one thousand, nine hundred seventy-nine 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 31123054872 cubic inches would be around 262.1 feet tall.
Recreational maths with 31123054872
- 31123054872 backwards is 27845032113
- 31123054872 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 31123054872's digits is 36
- More coming soon!
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