138047499072

Names of 138047499072

• Cardinal: 138047499072 can be written as One hundred thirty-eight billion, forty-seven million, four hundred ninety-nine thousand and seventy-two.

Scientific notation

• Scientific notation: 1.38047499072 × 10¹¹

Factors of 138047499072

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 140909

Divisors of 138047499072

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 48 54 56 63 64 72 81 84 96 108 112 126 144 162 168 189 192 216 224 243 252 288 324 336 378 432 448 486 504 567 576 648 672 729 756 864 972 1008 1134 1296 1344 1458 1512 1701 1728 1944 2016 2187 2268 2592 2916 3024 3402 3888 4032 4374 4536 5103 5184 5832 6048 6804 7776 8748 9072 10206 11664 12096 13608 15309 15552 17496 18144 20412 23328 27216 30618 34992 36288 40824 46656 54432 61236 69984 81648 108864 122472 139968 140897 163296 244944 281794 326592 422691 489888 563588 845382 979776 986279 1127176 1268073 1690764 1972558 2254352 2536146 2958837 3381528 3804219 3945116 4508704 5072292 5917674 6763056 7608438 7890232 8876511 9017408 10144584 11412657 11835348 13526112 15216876 15780464 17753022 20289168 22825314 23670696 26629533 27052224 30433752 31560928 34237971 35506044 40578336 45650628 47341392 53259066 60867504 63121856 68475942 71012088 79888599 81156672 91301256 94682784 102713913 106518132 121735008 136951884 142024176 159777198 182602512 189365568 205427826 213036264 239665797 243470016 273903768 284048352 308141739 319554396 365205024 410855652 426072528 479331594 547807536 568096704 616283478 639108792 718997391 730410048 821711304 852145056 958663188 1095615072 1232566956 1278217584 1437994782 1643422608 1704290112 1917326376 2156992173 2191230144 2465133912 2556435168 2875989564 3286845216 3834652752 4313984346 4930267824 5112870336 5751979128 6573690432 7669305504 8627968692 9860535648 11503958256 15338611008 17255937384 19721071296 23007916512 34511874768 46015833024 69023749536 138047499072
• Sum of all divisors σ(n): 469539767040
• Sum of proper divisors (its aliquot sum) s(n): 331492267968
• 138047499072 is an abundant number, because the sum of its proper divisors (331492267968) is greater than itself. Its abundance is 193444768896

Bases of 138047499072

• Binary: 10000000100100010001011010101101000000₂
• Hexadecimal: 0x202445AB40
• Base-36: 1RF1X000

Squares and roots of 138047499072

• 138047499072 squared (138047499072²) is 19057112000033840861184
• 138047499072 cubed (138047499072³) is 2630786651139671710252893920821248
• The square root of 138047499072 is 371547.4385216509
• The cube root of 138047499072 is 5168.2420793861

Scales and comparisons

• 138,047,499,072 seconds is equal to 4,389 years, 25 weeks, 23 hours, 31 minutes, 12 seconds.
• To count from 1 to 138,047,499,072 would take you about eight thousand, seven hundred seventy-eight 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 138047499072 cubic inches would be around 430.7 feet tall.

Recreational maths with 138047499072

• 138047499072 backwards is 270994740831
• 138047499072 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138047499072's digits is 54
• More coming soon!