138724470768
138,724,470,768 is an even composite number composed of six prime numbers multiplied together.
138724470768 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred forty divisors.
Prime factorization of 138724470768:
24 × 3 × 13 × 312 × 73 × 3169
(2 × 2 × 2 × 2 × 3 × 13 × 31 × 31 × 73 × 3169)See below for interesting mathematical facts about the number 138724470768 from the Numbermatics database.
Names of 138724470768
- Cardinal: 138724470768 can be written as One hundred thirty-eight billion, seven hundred twenty-four million, four hundred seventy thousand, seven hundred sixty-eight.
Scientific notation
- Scientific notation: 1.38724470768 × 1011
Factors of 138724470768
Divisors of 138724470768
- Number of divisors d(n): 240
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Complete list of divisors:
1 2 3 4 6 8 12 13 16 24 26 31 39 48 52 62 73 78 93 104 124 146 156 186 208 219 248 292 312 372 403 438 496 584 624 744 806 876 949 961 1168 1209 1488 1612 1752 1898 1922 2263 2418 2847 2883 3169 3224 3504 3796 3844 4526 4836 5694 5766 6338 6448 6789 7592 7688 9052 9507 9672 11388 11532 12493 12676 13578 15184 15376 18104 19014 19344 22776 23064 24986 25352 27156 29419 36208 37479 38028 41197 45552 46128 49972 50704 54312 58838 70153 74958 76056 82394 88257 98239 99944 108624 117676 123591 140306 149916 152112 164788 176514 196478 199888 210459 231337 235352 247182 280612 294717 299832 329576 353028 392956 420918 462674 470704 494364 561224 589434 599664 659152 694011 706056 785912 841836 911989 925348 988728 1122448 1178868 1277107 1388022 1412112 1571824 1683672 1823978 1850696 1977456 2357736 2554214 2735967 2776044 3007381 3045409 3367344 3647956 3701392 3831321 4715472 5108428 5471934 5552088 6014762 6090818 7171447 7295912 7662642 9022143 9136227 10216856 10943868 11104176 12029524 12181636 14342894 14591824 15325284 18044286 18272454 20433712 21514341 21887736 24059048 24363272 28685788 30650568 36088572 36544908 39590317 43028682 43775472 48118096 48726544 57371576 61301136 72177144 73089816 79180634 86057364 93228811 114743152 118770951 144354288 146179632 158361268 172114728 186457622 222314857 237541902 279686433 316722536 344229456 372915244 444629714 475083804 559372866 633445072 666944571 745830488 889259428 950167608 1118745732 1333889142 1491660976 1778518856 1900335216 2237491464 2667778284 2890093141 3557037712 4474982928 5335556568 5780186282 8670279423 10671113136 11560372564 17340558846 23120745128 34681117692 46241490256 69362235384 138724470768
- Sum of all divisors σ(n): 404380263840
- Sum of proper divisors (its aliquot sum) s(n): 265655793072
- 138724470768 is an abundant number, because the sum of its proper divisors (265655793072) is greater than itself. Its abundance is 126931322304
Bases of 138724470768
- Binary: 100000010011001001111101101111111100002
- Hexadecimal: 0x204C9F6FF0
- Base-36: 1RQ8YUPC
Squares and roots of 138724470768
- 138724470768 squared (1387244707682) is 19244478789861686509824
- 138724470768 cubed (1387244707683) is 2669680135329563544995259432824832
-
The
square root of 138724470768 is 372457.3408700653 -
The
cube root of 138724470768 is 5176.6764950179
Scales and comparisons
How big is 138724470768?- 138,724,470,768 seconds is equal to 4,411 years, 3 days, 7 hours, 12 minutes, 48 seconds.
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To count from 1 to 138,724,470,768 would take you about eight thousand, eight hundred twenty-two 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 138724470768 cubic inches would be around 431.4 feet tall.
Recreational maths with 138724470768
- 138724470768 backwards is 867074427831
- The number of decimal digits it has is: 12
- The sum of 138724470768's digits is 57
- More coming soon!
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