149746740

Names of 149746740

• Cardinal: 149746740 can be written as One hundred forty-nine million, seven hundred forty-six thousand, seven hundred forty.

Scientific notation

• Scientific notation: 1.4974674 × 10⁸

Factors of 149746740

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 628

Divisors of 149746740

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 10 11 12 13 15 20 22 26 30 31 33 39 44 52 55 60 62 65 66 78 93 110 124 130 132 143 155 156 165 186 195 220 260 286 310 330 341 372 390 403 429 465 563 572 620 660 682 715 780 806 858 930 1023 1126 1209 1364 1430 1612 1689 1705 1716 1860 2015 2046 2145 2252 2418 2815 2860 3378 3410 4030 4092 4290 4433 4836 5115 5630 6045 6193 6756 6820 7319 8060 8445 8580 8866 10230 11260 12090 12386 13299 14638 16890 17453 17732 18579 20460 21957 22165 24180 24772 26598 29276 30965 33780 34906 36595 37158 43914 44330 52359 53196 61930 66495 69812 73190 74316 80509 87265 87828 88660 92895 104718 109785 123860 132990 146380 161018 174530 185790 191983 209436 219570 226889 241527 261795 265980 322036 349060 371580 383966 402545 439140 453778 483054 523590 575949 680667 767932 805090 907556 959915 966108 1047180 1134445 1151898 1207635 1361334 1610180 1919830 2268890 2303796 2415270 2495779 2722668 2879745 3403335 3839660 4537780 4830540 4991558 5759490 6806670 7487337 9983116 11518980 12478895 13613340 14974674 24957790 29949348 37436685 49915580 74873370 149746740
• Sum of all divisors σ(n): 509386752
• Sum of proper divisors (its aliquot sum) s(n): 359640012
• 149746740 is an abundant number, because the sum of its proper divisors (359640012) is greater than itself. Its abundance is 209893272

Bases of 149746740

• Binary: 1000111011001111010000110100₂
• Hexadecimal: 0x8ECF434
• Base-36: 2H5LBO

Squares and roots of 149746740

• 149746740 squared (149746740²) is 22424086140627600
• 149746740 cubed (149746740³) is 3357933797038164654024000
• The square root of 149746740 is 12237.1050498065
• The cube root of 149746740 is 531.0300840167

Scales and comparisons

• 149,746,740 seconds is equal to 4 years, 39 weeks, 4 days, 4 hours, 19 minutes.
• To count from 1 to 149,746,740 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 149746740 cubic inches would be around 44.3 feet tall.

Recreational maths with 149746740

• 149746740 backwards is 047647941
• The number of decimal digits it has is: 9
• The sum of 149746740's digits is 42
• More coming soon!