138839985648
138,839,985,648 is an even composite number composed of seven prime numbers multiplied together.
138839985648 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of four hundred eighty divisors.
Prime factorization of 138839985648:
24 × 32 × 7 × 13 × 29 × 283 × 1291
(2 × 2 × 2 × 2 × 3 × 3 × 7 × 13 × 29 × 283 × 1291)See below for interesting mathematical facts about the number 138839985648 from the Numbermatics database.
Names of 138839985648
- Cardinal: 138839985648 can be written as One hundred thirty-eight billion, eight hundred thirty-nine million, nine hundred eighty-five thousand, six hundred forty-eight.
Scientific notation
- Scientific notation: 1.38839985648 × 1011
Factors of 138839985648
Divisors of 138839985648
- Number of divisors d(n): 480
-
Complete list of divisors:
1 2 3 4 6 7 8 9 12 13 14 16 18 21 24 26 28 29 36 39 42 48 52 56 58 63 72 78 84 87 91 104 112 116 117 126 144 156 168 174 182 203 208 232 234 252 261 273 283 312 336 348 364 377 406 464 468 504 522 546 566 609 624 696 728 754 812 819 849 936 1008 1044 1092 1131 1132 1218 1291 1392 1456 1508 1624 1638 1698 1827 1872 1981 2088 2184 2262 2264 2436 2547 2582 2639 3016 3248 3276 3393 3396 3654 3679 3873 3962 4176 4368 4524 4528 4872 5094 5164 5278 5943 6032 6552 6786 6792 7308 7358 7746 7917 7924 8207 9037 9048 9744 10188 10328 10556 11037 11619 11886 13104 13572 13584 14616 14716 15492 15834 15848 16414 16783 17829 18074 18096 20376 20656 21112 22074 23238 23751 23772 24621 25753 27111 27144 29232 29432 30984 31668 31696 32828 33111 33566 35658 36148 37439 40752 42224 44148 46476 47502 47544 49242 50349 51506 54222 54288 57449 58864 61968 63336 65656 66222 67132 71316 72296 73863 74878 77259 81333 88296 92952 95004 95088 98484 100698 103012 106691 108444 112317 114898 117481 126672 131312 132444 134264 142632 144592 147726 149756 151047 154518 162666 172347 176592 185904 190008 196968 201396 206024 213382 216888 224634 229796 231777 234962 262073 264888 268528 285264 295452 299512 302094 309036 320073 325332 336951 344694 352443 365353 380016 393936 402792 412048 426764 433776 449268 459592 463554 469924 486707 517041 524146 529776 590904 599024 604188 618072 640146 650664 673902 689388 704886 730706 746837 786219 805584 853528 898536 919184 927108 939848 960219 973414 1034082 1048292 1057329 1096059 1181808 1208376 1236144 1280292 1301328 1347804 1378776 1409772 1460121 1461412 1493674 1572438 1707056 1797072 1854216 1879696 1920438 1946828 2068164 2096584 2114658 2192118 2240511 2358657 2416752 2557471 2560584 2695608 2757552 2819544 2920242 2922824 2987348 3144876 3288177 3406949 3708432 3840876 3893656 4136328 4193168 4229316 4380363 4384236 4481022 4717314 4749589 5114942 5121168 5391216 5639088 5840484 5845648 5974696 6289752 6576354 6721533 6813898 7672413 7681752 7787312 8272656 8458632 8760726 8768472 8962044 9434628 9499178 10220847 10229884 10595237 11680968 11949392 12579504 13152708 13443066 13627796 14248767 15344826 15363504 16917264 17521452 17536944 17924088 18869256 18998356 20441694 20459768 21190474 23017239 23361936 26305416 26886132 27255592 28497534 30662541 30689652 31785711 33247123 35042904 35848176 37738512 37996712 40883388 40919536 42380948 42746301 46034478 52610832 53772264 54511184 56995068 61325082 61379304 63571422 66494246 70085808 74166659 75993424 81766776 84761896 85492602 92068956 95357133 99741369 107544528 113990136 122650164 122758608 127142844 132988492 137738081 148333318 163533552 169523792 170985204 184137912 190714266 199482738 222499977 227980272 245300328 254285688 265976984 275476162 296666636 299224107 341970408 368275824 381428532 398965476 413214243 444999954 490600656 508571376 531953968 550952324 593333272 598448214 667499931 683940816 762857064 797930952 826428486 889999908 964166567 1101904648 1186666544 1196896428 1239642729 1334999862 1525714128 1595861904 1652856972 1779999816 1928333134 2203809296 2393792856 2479285458 2669999724 2892499701 3305713944 3559999632 3856666268 4787585712 4958570916 5339999448 5784999402 6611427888 7713332536 8677499103 9917141832 10679998896 11569998804 15426665072 17354998206 19834283664 23139997608 34709996412 46279995216 69419992824 138839985648
- Sum of all divisors σ(n): 496849866240
- Sum of proper divisors (its aliquot sum) s(n): 358009880592
- 138839985648 is an abundant number, because the sum of its proper divisors (358009880592) is greater than itself. Its abundance is 219169894944
Bases of 138839985648
- Binary: 100000010100111000001000001101111100002
- Hexadecimal: 0x2053820DF0
- Base-36: 1RS5QQK0
Squares and roots of 138839985648
- 138839985648 squared (1388399856482) is 19276541614736845979904
- 138839985648 cubed (1388399856483) is 2676354761133138441146657856417792
-
The
square root of 138839985648 is 372612.3798909531 -
The
cube root of 138839985648 is 5178.1129569457
Scales and comparisons
How big is 138839985648?- 138,839,985,648 seconds is equal to 4,414 years, 35 weeks, 3 days, 6 hours, 40 minutes, 48 seconds.
-
To count from 1 to 138,839,985,648 would take you about eight thousand, eight hundred twenty-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 138839985648 cubic inches would be around 431.5 feet tall.
Recreational maths with 138839985648
- 138839985648 backwards is 846589938831
- 138839985648 is a
Harshad number . - The number of decimal digits it has is: 12
- The sum of 138839985648's digits is 72
- More coming soon!
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