138958405632

Names of 138958405632

• Cardinal: 138958405632 can be written as One hundred thirty-eight billion, nine hundred fifty-eight million, four hundred five thousand, six hundred thirty-two.

Scientific notation

• Scientific notation: 1.38958405632 × 10¹¹

Factors of 138958405632

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 21
• Sum of prime factors: 26182

Divisors of 138958405632

• Number of divisors d(n): 170
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 81 96 108 128 144 162 192 216 256 288 324 384 432 512 576 648 768 864 1024 1152 1296 1536 1728 2048 2304 2592 3072 3456 4096 4608 5184 6144 6912 8192 9216 10368 12288 13824 16384 18432 20736 24576 26177 27648 32768 36864 41472 49152 52354 55296 65536 73728 78531 82944 98304 104708 110592 147456 157062 165888 196608 209416 221184 235593 294912 314124 331776 418832 442368 471186 589824 628248 663552 706779 837664 884736 942372 1256496 1327104 1413558 1675328 1769472 1884744 2120337 2512992 2654208 2827116 3350656 3769488 4240674 5025984 5308416 5654232 6701312 7538976 8481348 10051968 11308464 13402624 15077952 16962696 20103936 22616928 26805248 30155904 33925392 40207872 45233856 53610496 60311808 67850784 80415744 90467712 107220992 120623616 135701568 160831488 180935424 214441984 241247232 271403136 321662976 361870848 428883968 482494464 542806272 643325952 723741696 857767936 964988928 1085612544 1286651904 1447483392 1715535872 1929977856 2171225088 2573303808 2894966784 3859955712 4342450176 5146607616 5789933568 7719911424 8684900352 11579867136 15439822848 17369800704 23159734272 34739601408 46319468544 69479202816 138958405632
• Sum of all divisors σ(n): 415172373198
• Sum of proper divisors (its aliquot sum) s(n): 276213967566
• 138958405632 is an abundant number, because the sum of its proper divisors (276213967566) is greater than itself. Its abundance is 137255561934

Bases of 138958405632

• Binary: 10000001011010100100010000000000000000₂
• Hexadecimal: 0x205A910000
• Base-36: 1RU48W00

Squares and roots of 138958405632

• 138958405632 squared (138958405632²) is 19309438495787449319424
• 138958405632 cubed (138958405632³) is 2683208787023788305783162528595968
• The square root of 138958405632 is 372771.2510803375
• The cube root of 138958405632 is 5179.5847178791

Scales and comparisons

• 138,958,405,632 seconds is equal to 4,418 years, 23 weeks, 1 day, 21 hours, 7 minutes, 12 seconds.
• To count from 1 to 138,958,405,632 would take you about eight thousand, eight hundred thirty-six 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 138958405632 cubic inches would be around 431.6 feet tall.

Recreational maths with 138958405632

• 138958405632 backwards is 236504859831
• 138958405632 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138958405632's digits is 54
• More coming soon!