138891152739456

Names of 138891152739456

• Cardinal: 138891152739456 can be written as One hundred thirty-eight trillion, eight hundred ninety-one billion, one hundred fifty-two million, seven hundred thirty-nine thousand, four hundred fifty-six.

Scientific notation

• Scientific notation: 1.38891152739456 × 10¹⁴

Factors of 138891152739456

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 2034

Divisors of 138891152739456

• Number of divisors d(n): 672
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 27 29 32 36 39 48 52 54 58 64 72 78 81 87 96 104 108 116 117 128 144 156 162 174 192 208 216 232 234 243 261 288 312 324 348 351 377 384 416 432 464 468 486 522 576 624 648 696 702 729 754 783 832 864 928 936 972 1044 1053 1131 1152 1248 1296 1392 1404 1458 1508 1566 1664 1728 1856 1872 1944 1987 2088 2106 2262 2349 2496 2592 2784 2808 2916 3016 3132 3159 3393 3456 3712 3744 3888 3974 4176 4212 4524 4698 4992 5184 5568 5616 5832 5961 6032 6264 6318 6786 7047 7488 7776 7948 8352 8424 9048 9396 9477 10179 10368 11136 11232 11664 11922 12064 12528 12636 13572 14094 14976 15552 15896 16704 16848 17883 18096 18792 18954 20358 21141 22464 23328 23844 24128 25056 25272 25831 27144 28188 30537 31104 31792 33408 33696 35766 36192 37584 37908 40716 42282 44928 46656 47688 48256 50112 50544 51662 53649 54288 56376 57623 61074 63584 67392 71532 72384 75168 75816 77493 81432 84564 91611 93312 95376 100224 101088 103324 107298 108576 112752 115246 122148 127168 134784 143064 144768 150336 151632 154986 160947 162864 169128 172869 183222 190752 202176 206648 214596 217152 225504 230492 232479 244296 254336 274833 286128 300672 303264 309972 321894 325728 338256 345738 366444 381504 404352 413296 429192 434304 451008 460984 464958 482841 488592 518607 549666 572256 606528 619944 643788 651456 676512 691476 697437 732888 749099 763008 826592 858384 902016 921968 929916 965682 977184 1037214 1099332 1144512 1213056 1239888 1287576 1302912 1353024 1382952 1394874 1448523 1465776 1498198 1555821 1653184 1716768 1843936 1859832 1931364 1954368 2074428 2092311 2198664 2247297 2289024 2479776 2575152 2706048 2765904 2789748 2897046 2931552 2996396 3111642 3306368 3433536 3687872 3719664 3862728 3908736 3948169 4148856 4184622 4397328 4494594 4667463 4959552 5150304 5531808 5579496 5794092 5863104 5992792 6223284 6276933 6741891 6867072 7375744 7439328 7725456 7896338 8297712 8369244 8794656 8989188 9334926 9919104 10300608 11063616 11158992 11588184 11726208 11844507 11985584 12446568 12553866 13483782 14002389 14878656 15450912 15792676 16595424 16738488 17589312 17978376 18669852 18830799 20225673 20601216 22127232 22317984 23176368 23689014 23971168 24893136 25107732 26967564 28004778 29757312 30901824 31585352 33190848 33476976 35178624 35533521 35956752 37339704 37661598 40451346 42007167 44635968 46352736 47378028 47942336 49786272 50215464 51326197 53935128 56009556 60677019 61803648 63170704 66381696 66953952 71067042 71913504 74679408 75323196 80902692 84014334 89271936 92705472 94756056 95884672 99572544 100430928 102652394 106600563 107870256 112019112 114496901 121354038 126341408 133907904 142134084 143827008 149358816 150646392 153978591 161805384 168028668 182031057 185410944 189512112 199145088 200861856 205304788 213201126 215740512 224038224 228993802 242708076 252682816 267815808 284268168 287654016 298717632 301292784 307957182 319801689 323610768 336057336 343490703 364062114 379024224 401723712 410609576 426402252 431481024 448076448 457987604 461935773 485416152 505365632 546093171 568536336 597435264 602585568 615914364 639603378 647221536 672114672 686981406 728124228 758048448 803447424 821219152 852804504 862962048 896152896 915975208 923871546 959405067 970832304 1030472109 1092186342 1137072672 1205171136 1231828728 1279206756 1294443072 1344229344 1373962812 1385807319 1456248456 1488459713 1516096896 1642438304 1705609008 1792305792 1831950416 1847743092 1918810134 1941664608 2060944218 2184372684 2274145344 2410342272 2463657456 2558413512 2588886144 2688458688 2747925624 2771614638 2878215201 2912496912 2976919426 3091416327 3284876608 3411218016 3663900832 3695486184 3837620268 3883329216 4121888436 4157421957 4368745368 4465379139 4548290688 4927314912 5116827024 5376917376 5495851248 5543229276 5756430402 5824993824 5953838852 6182832654 6569753216 6822436032 7327801664 7390972368 7675240536 7766658432 8243776872 8314843914 8737490736 8930758278 9274248981 9854629824 10233654048 10991702496 11086458552 11512860804 11649987648 11907677704 12365665308 12472265871 13396137417 13644872064 14655603328 14781944736 15350481072 16487553744 16629687828 17474981472 17861516556 18548497962 19709259648 20467308096 21983404992 22172917104 23025721608 23299975296 23815355408 24731330616 24944531742 26792274834 27822746943 29563889472 30700962144 32975107488 33259375656 34949962944 35723033112 37096995924 37416797613 40188412251 40934616192 43966809984 44345834208 46051443216 47630710816 49462661232 49889063484 53584549668 55645493886 59127778944 61401924288 65950214976 66518751312 69899925888 71446066224 74193991848 74833595226 80376824502 83468240829 88691668416 92102886432 95261421632 98925322464 99778126968 107169099336 111290987772 120565236753 122803848576 131900429952 133037502624 142892132448 148387983696 149667190452 160753649004 166936481658 177383336832 184205772864 190522843264 197850644928 199556253936 214338198672 222581975544 241130473506 266075005248 285784264896 296775967392 299334380904 321507298008 333872963316 361695710259 368411545728 395701289856 399112507872 428676397344 445163951088 482260947012 532150010496 571568529792 593551934784 598668761808 643014596016 667745926632 723391420518 798225015744 857352794688 890327902176 964521894024 1085087130777 1187103869568 1197337523616 1286029192032 1335491853264 1446782841036 1596450031488 1714705589376 1780655804352 1929043788048 2170174261554 2394675047232 2572058384064 2670983706528 2893565682072 3561311608704 3858087576096 4340348523108 4789350094464 5144116768128 5341967413056 5787131364144 7716175152192 8680697046216 10683934826112 11574262728288 15432350304384 17361394092432 23148525456576 34722788184864 46297050913152 69445576369728 138891152739456
• Sum of all divisors σ(n): 462406563467100
• Sum of proper divisors (its aliquot sum) s(n): 323515410727644
• 138891152739456 is an abundant number, because the sum of its proper divisors (323515410727644) is greater than itself. Its abundance is 184624257988188

Bases of 138891152739456

• Binary: 11111100101001000011101110100100100110010000000₂
• Hexadecimal: 0x7E521DD24C80
• Base-36: 1D8DPQA000

Squares and roots of 138891152739456

• 138891152739456 squared (138891152739456²) is 19290752309294895933419175936
• 138891152739456 cubed (138891152739456³) is 2679314825449290943534671211984128432930816
• The square root of 138891152739456 is 11785209.0664296661
• The cube root of 138891152739456 is 51787.4898034383

Scales and comparisons

• 138,891,152,739,456 seconds is equal to 4,416,309 years, 2 weeks, 57 minutes, 36 seconds.
• To count from 1 to 138,891,152,739,456 would take you about eleven million, forty thousand, seven hundred seventy-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 138891152739456 cubic inches would be around 4315.6 feet tall.

Recreational maths with 138891152739456

• 138891152739456 backwards is 654937251198831
• 138891152739456 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 138891152739456's digits is 72
• More coming soon!