128497152

Names of 128497152

• Cardinal: 128497152 can be written as One hundred twenty-eight million, four hundred ninety-seven thousand, one hundred fifty-two.

Scientific notation

• Scientific notation: 1.28497152 × 10⁸

Factors of 128497152

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 85

Divisors of 128497152

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 17 19 21 24 28 32 34 37 38 42 48 51 56 57 64 68 74 76 84 96 102 111 112 114 119 128 133 136 148 152 168 192 204 222 224 228 238 256 259 266 272 296 304 323 336 357 384 399 408 444 448 456 476 512 518 532 544 592 608 629 646 672 703 714 768 777 798 816 888 896 912 952 969 1036 1064 1088 1184 1216 1258 1292 1344 1406 1428 1536 1554 1596 1632 1776 1792 1824 1887 1904 1938 2072 2109 2128 2176 2261 2368 2432 2516 2584 2688 2812 2856 3108 3192 3264 3552 3584 3648 3774 3808 3876 4144 4218 4256 4352 4403 4522 4736 4864 4921 5032 5168 5376 5624 5712 6216 6384 6528 6783 7104 7296 7548 7616 7752 8288 8436 8512 8704 8806 9044 9472 9728 9842 10064 10336 10752 11248 11424 11951 12432 12768 13056 13209 13566 14208 14592 14763 15096 15232 15504 16576 16872 17024 17612 18088 18944 19684 20128 20672 22496 22848 23902 24864 25536 26112 26418 27132 28416 29184 29526 30192 30464 31008 33152 33744 34048 35224 35853 36176 39368 40256 41344 44992 45696 47804 49728 51072 52836 54264 56832 59052 60384 60928 62016 66304 67488 68096 70448 71706 72352 78736 80512 82688 83657 89984 91392 95608 99456 102144 105672 108528 118104 120768 124032 132608 134976 140896 143412 144704 157472 161024 165376 167314 179968 182784 191216 198912 204288 211344 217056 236208 241536 248064 250971 269952 281792 286824 289408 314944 322048 334628 359936 382432 397824 422688 434112 472416 483072 496128 501942 539904 563584 573648 578816 629888 669256 764864 845376 868224 944832 966144 1003884 1079808 1127168 1147296 1157632 1259776 1338512 1529728 1690752 1736448 1889664 2007768 2254336 2294592 2519552 2677024 3059456 3381504 3472896 3779328 4015536 4589184 5354048 6118912 6763008 7558656 8031072 9178368 10708096 16062144 18356736 21416192 32124288 42832384 64248576 128497152
• Sum of all divisors σ(n): 447828480
• Sum of proper divisors (its aliquot sum) s(n): 319331328
• 128497152 is an abundant number, because the sum of its proper divisors (319331328) is greater than itself. Its abundance is 190834176

Bases of 128497152

• Binary: 111101010001011011000000000₂
• Hexadecimal: 0x7A8B600
• Base-36: 24I51C

Squares and roots of 128497152

• 128497152 squared (128497152²) is 16511518072111104
• 128497152 cubed (128497152³) is 2121683047462807491575808
• The square root of 128497152 is 11335.6584281637
• The cube root of 128497152 is 504.6200481579

Scales and comparisons

• 128,497,152 seconds is equal to 4 years, 4 weeks, 3 days, 5 hours, 39 minutes, 12 seconds.
• To count from 1 to 128,497,152 would take you about 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 128497152 cubic inches would be around 42.1 feet tall.

Recreational maths with 128497152

• 128497152 backwards is 251794821
• The number of decimal digits it has is: 9
• The sum of 128497152's digits is 39
• More coming soon!