31390668936
31,390,668,936 is an even composite number composed of five prime numbers multiplied together.
31390668936 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 31390668936:
23 × 33 × 112 × 379 × 3169
(2 × 2 × 2 × 3 × 3 × 3 × 11 × 11 × 379 × 3169)See below for interesting mathematical facts about the number 31390668936 from the Numbermatics database.
Names of 31390668936
- Cardinal: 31390668936 can be written as Thirty-one billion, three hundred ninety million, six hundred sixty-eight thousand, nine hundred thirty-six.
Scientific notation
- Scientific notation: 3.1390668936 × 1010
Factors of 31390668936
Divisors of 31390668936
- Number of divisors d(n): 192
-
Complete list of divisors:
1 2 3 4 6 8 9 11 12 18 22 24 27 33 36 44 54 66 72 88 99 108 121 132 198 216 242 264 297 363 379 396 484 594 726 758 792 968 1089 1137 1188 1452 1516 2178 2274 2376 2904 3032 3169 3267 3411 4169 4356 4548 6338 6534 6822 8338 8712 9096 9507 10233 12507 12676 13068 13644 16676 19014 20466 25014 25352 26136 27288 28521 33352 34859 37521 38028 40932 45859 50028 57042 69718 75042 76056 81864 85563 91718 100056 104577 112563 114084 137577 139436 150084 171126 183436 209154 225126 228168 275154 278872 300168 313731 342252 366872 383449 412731 418308 450252 550308 627462 684504 766898 825462 836616 900504 941193 1100616 1150347 1201051 1238193 1254924 1533796 1650924 1882386 2300694 2402102 2476386 2509848 3067592 3301848 3451041 3603153 3764772 4601388 4804204 4952772 6902082 7206306 7529544 9202776 9608408 9905544 10353123 10809459 13211561 13804164 14412612 20706246 21618918 26423122 27608328 28825224 32428377 39634683 41412492 43237836 52846244 64856754 79269366 82824984 86475672 105692488 118904049 129713508 145327171 158538732 237808098 259427016 290654342 317077464 356712147 435981513 475616196 581308684 713424294 871963026 951232392 1162617368 1307944539 1426848588 1743926052 2615889078 2853697176 3487852104 3923833617 5231778156 7847667234 10463556312 15695334468 31390668936
- Sum of all divisors σ(n): 96127080000
- Sum of proper divisors (its aliquot sum) s(n): 64736411064
- 31390668936 is an abundant number, because the sum of its proper divisors (64736411064) is greater than itself. Its abundance is 33345742128
Bases of 31390668936
- Binary: 111010011110000011110011000100010002
- Hexadecimal: 0x74F079888
- Base-36: EF56Z60
Squares and roots of 31390668936
- 31390668936 squared (313906689362) is 985374096249555372096
- 31390668936 cubed (313906689363) is 30931552033479991922665828409856
-
The
square root of 31390668936 is 177174.1203900841 -
The
cube root of 31390668936 is 3154.5217310275
Scales and comparisons
How big is 31390668936?- 31,390,668,936 seconds is equal to 998 years, 6 weeks, 3 days, 22 hours, 15 minutes, 36 seconds.
-
To count from 1 to 31,390,668,936 would take you about one thousand, nine hundred ninety-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 31390668936 cubic inches would be around 262.9 feet tall.
Recreational maths with 31390668936
- 31390668936 backwards is 63986609313
- 31390668936 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 31390668936's digits is 54
- More coming soon!
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