138390432336

Names of 138390432336

• Cardinal: 138390432336 can be written as One hundred thirty-eight billion, three hundred ninety million, four hundred thirty-two thousand, three hundred thirty-six.

Scientific notation

• Scientific notation: 1.38390432336 × 10¹¹

Factors of 138390432336

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 115

Divisors of 138390432336

• Number of divisors d(n): 280
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 27 36 39 48 52 54 72 78 81 97 104 108 117 144 156 162 194 208 216 234 243 291 312 324 351 388 432 468 486 582 624 648 702 729 776 873 936 972 1053 1164 1261 1296 1404 1458 1552 1746 1872 1944 2106 2328 2522 2619 2808 2916 3159 3492 3783 3888 4212 4656 5044 5238 5616 5832 6318 6984 7566 7857 8424 9409 9477 10088 10476 11349 11664 12636 13968 15132 15714 16848 18818 18954 20176 20952 22698 23571 25272 28227 30264 31428 34047 37636 37908 41904 45396 47142 50544 56454 60528 62856 68094 70713 75272 75816 84681 90792 94284 102141 112908 122317 125712 136188 141426 150544 151632 169362 181584 188568 204282 225816 244634 254043 272376 282852 306423 338724 366951 377136 408564 451632 489268 508086 544752 565704 612846 677448 733902 762129 817128 912673 919269 978536 1016172 1100853 1131408 1225692 1354896 1467804 1524258 1634256 1825346 1838538 1957072 2032344 2201706 2286387 2451384 2738019 2935608 3048516 3302559 3650692 3677076 4064688 4403412 4572774 4902768 5476038 5871216 6097032 6605118 6859161 7301384 7354152 8214057 8806824 9145548 9907677 10952076 11864749 12194064 13210236 13718322 14602768 14708304 16428114 17613648 18291096 19815354 21904152 23729498 24642171 26420472 27436644 29723031 32856228 35594247 36582192 39630708 43808304 47458996 49284342 52840944 54873288 59446062 65712456 71188494 73926513 79261416 89169093 94917992 98568684 106782741 109746576 118892124 131424912 142376988 147853026 158522832 178338186 189835984 197137368 213565482 221779539 237784248 284753976 295706052 320348223 356676372 394274736 427130964 443559078 475568496 569507952 591412104 640696446 665338617 713352744 854261928 887118156 961044669 1182824208 1281392892 1330677234 1426705488 1708523856 1774236312 1922089338 2562785784 2661354468 2883134007 3548472624 3844178676 5125571568 5322708936 5766268014 7688357352 8649402021 10645417872 11532536028 15376714704 17298804042 23065072056 34597608084 46130144112 69195216168 138390432336
• Sum of all divisors σ(n): 437447149160
• Sum of proper divisors (its aliquot sum) s(n): 299056716824
• 138390432336 is an abundant number, because the sum of its proper divisors (299056716824) is greater than itself. Its abundance is 160666284488

Bases of 138390432336

• Binary: 10000000111000101101100110101001010000₂
• Hexadecimal: 0x2038B66A50
• Base-36: 1RKQ3900

Squares and roots of 138390432336

• 138390432336 squared (138390432336²) is 19151911762144994416896
• 138390432336 cubed (138390432336³) is 2650441348824169376072543663149056
• The square root of 138390432336 is 372008.6455124395
• The cube root of 138390432336 is 5172.5181354393

Scales and comparisons

• 138,390,432,336 seconds is equal to 4,400 years, 20 weeks, 1 day, 2 hours, 45 minutes, 36 seconds.
• To count from 1 to 138,390,432,336 would take you about eight thousand, eight hundred 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 138390432336 cubic inches would be around 431 feet tall.

Recreational maths with 138390432336

• 138390432336 backwards is 633234093831
• The number of decimal digits it has is: 12
• The sum of 138390432336's digits is 45
• More coming soon!