12138991216
12,138,991,216 is an even composite number composed of six prime numbers multiplied together.
What does the number 12138991216 look like?
This visualization shows the relationship between its 6 prime factors (large circles) and 160 divisors.
12138991216 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred sixty divisors.
Prime factorization of 12138991216:
24 × 11 × 29 × 61 × 127 × 307
(2 × 2 × 2 × 2 × 11 × 29 × 61 × 127 × 307)See below for interesting mathematical facts about the number 12138991216 from the Numbermatics database.
Names of 12138991216
- Cardinal: 12138991216 can be written as Twelve billion, one hundred thirty-eight million, nine hundred ninety-one thousand, two hundred sixteen.
Scientific notation
- Scientific notation: 1.2138991216 × 1010
Factors of 12138991216
Divisors of 12138991216
- Number of divisors d(n): 160
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Complete list of divisors:
1 2 4 8 11 16 22 29 44 58 61 88 116 122 127 176 232 244 254 307 319 464 488 508 614 638 671 976 1016 1228 1276 1342 1397 1769 2032 2456 2552 2684 2794 3377 3538 3683 4912 5104 5368 5588 6754 7076 7366 7747 8903 10736 11176 13508 14152 14732 15494 17806 18727 19459 22352 27016 28304 29464 30988 35612 37454 38918 38989 40513 54032 58928 61976 71224 74908 77836 77978 81026 85217 97933 123952 142448 149816 155672 155956 162052 170434 195866 205997 224663 299632 311344 311912 324104 340868 391732 411994 428879 449326 543083 623824 648208 681736 783464 823988 857758 898652 1086166 1130681 1363472 1566928 1647976 1715516 1797304 2172332 2261362 2378329 2471293 3295952 3431032 3594608 4344664 4522724 4756658 4942586 5973913 6862064 8689328 9045448 9513316 9885172 11947826 12437491 18090896 19026632 19770344 23895652 24874982 26161619 38053264 39540688 47791304 49749964 52323238 68971541 95582608 99499928 104646476 137943082 198999856 209292952 275886164 418585904 551772328 758686951 1103544656 1517373902 3034747804 6069495608 12138991216
- Sum of all divisors σ(n): 27278254080
- Sum of proper divisors (its aliquot sum) s(n): 15139262864
- 12138991216 is an abundant number, because the sum of its proper divisors (15139262864) is greater than itself. Its abundance is 3000271648
Bases of 12138991216
- Binary: 10110100111000101001001110011100002
- Hexadecimal: 0x2D38A4E70
- Base-36: 5KR8PKG
Squares and roots of 12138991216
- 12138991216 squared (121389912162) is 147355107742125158656
- 12138991216 cubed (121389912163) is 1788742358514390894097790365696
-
The
square root of 12138991216 is 110177.0902501967 -
The
cube root of 12138991216 is 2298.2337552697
Scales and comparisons
How big is 12138991216?- 12,138,991,216 seconds is equal to 385 years, 51 weeks, 14 hours, 16 seconds.
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To count from 1 to 12,138,991,216 would take you about seven hundred seventy-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 12138991216 cubic inches would be around 191.5 feet tall.
Recreational maths with 12138991216
- 12138991216 backwards is 61219983121
- The number of decimal digits it has is: 11
- The sum of 12138991216's digits is 43
- More coming soon!
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