149151744

Names of 149151744

• Cardinal: 149151744 can be written as One hundred forty-nine million, one hundred fifty-one thousand, seven hundred forty-four.

Scientific notation

• Scientific notation: 1.49151744 × 10⁸

Factors of 149151744

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 29

Divisors of 149151744

• Number of divisors d(n): 252
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 17 18 21 24 28 32 34 36 42 48 51 56 63 64 68 72 84 96 102 112 119 126 128 136 144 153 168 192 204 224 238 252 256 272 288 289 306 336 357 384 408 448 476 504 512 544 576 578 612 672 714 768 816 867 896 952 1008 1024 1071 1088 1152 1156 1224 1344 1428 1536 1632 1734 1792 1904 2016 2023 2048 2142 2176 2304 2312 2448 2601 2688 2856 3072 3264 3468 3584 3808 4032 4046 4096 4284 4352 4608 4624 4896 5202 5376 5712 6069 6144 6528 6936 7168 7616 8064 8092 8192 8568 8704 9216 9248 9792 10404 10752 11424 12138 12288 13056 13872 14336 15232 16128 16184 17136 17408 18207 18432 18496 19584 20808 21504 22848 24276 24576 26112 27744 28672 30464 32256 32368 34272 34816 36414 36864 36992 39168 41616 43008 45696 48552 52224 55488 57344 60928 64512 64736 68544 69632 72828 73728 73984 78336 83232 86016 91392 97104 104448 110976 121856 129024 129472 137088 139264 145656 147968 156672 166464 172032 182784 194208 208896 221952 243712 258048 258944 274176 291312 295936 313344 332928 365568 388416 417792 443904 487424 516096 517888 548352 582624 591872 626688 665856 731136 776832 887808 974848 1035776 1096704 1165248 1183744 1253376 1331712 1462272 1553664 1775616 2071552 2193408 2330496 2367488 2663424 2924544 3107328 3551232 4143104 4386816 4660992 5326848 6214656 7102464 8286208 8773632 9321984 10653696 12429312 16572416 18643968 21307392 24858624 37287936 49717248 74575872 149151744
• Sum of all divisors σ(n): 523076424
• Sum of proper divisors (its aliquot sum) s(n): 373924680
• 149151744 is an abundant number, because the sum of its proper divisors (373924680) is greater than itself. Its abundance is 224772936

Bases of 149151744

• Binary: 1000111000111110000000000000₂
• Hexadecimal: 0x8E3E000
• Base-36: 2GSU80

Squares and roots of 149151744

• 149151744 squared (149151744²) is 22246242738241536
• 149151744 cubed (149151744³) is 3318065901856060587638784
• The square root of 149151744 is 12212.7697104301
• The cube root of 149151744 is 530.3258278925

Scales and comparisons

• 149,151,744 seconds is equal to 4 years, 38 weeks, 4 days, 7 hours, 2 minutes, 24 seconds.
• To count from 1 to 149,151,744 would take you about seven 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 149151744 cubic inches would be around 44.2 feet tall.

Recreational maths with 149151744

• 149151744 backwards is 447151941
• 149151744 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 149151744's digits is 36
• More coming soon!