129397369948

Names of 129397369948

• Cardinal: 129397369948 can be written as One hundred twenty-nine billion, three hundred ninety-seven million, three hundred sixty-nine thousand, nine hundred forty-eight.

Scientific notation

• Scientific notation: 1.29397369948 × 10¹¹

Factors of 129397369948

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 243

Divisors of 129397369948

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 4 7 11 14 19 22 28 31 38 44 49 62 76 77 98 124 133 154 173 196 209 217 266 308 341 346 361 418 434 532 539 589 682 692 722 836 868 931 961 1078 1178 1211 1364 1444 1463 1519 1862 1903 1922 2156 2356 2387 2422 2527 2926 3038 3287 3724 3806 3844 3971 4123 4774 4844 5054 5363 5852 6076 6479 6574 6727 7612 7942 8246 8477 9548 10108 10241 10571 10726 11191 12958 13148 13321 13454 15884 16492 16709 16954 17689 18259 20482 21142 21452 22382 23009 25916 26642 26908 27797 28861 33418 33908 35378 36157 36518 37541 40964 42284 44764 45353 46018 47089 53284 55594 57722 58993 62453 66836 70756 72314 73036 73997 75082 78337 90706 92036 93247 94178 101897 111188 115444 117986 123101 124906 127813 144628 147994 150164 156674 161063 166253 181412 186494 188356 194579 200849 203794 235972 246202 249812 253099 255626 262787 295988 313348 317471 322126 332506 346921 372988 389158 401698 407588 412951 437171 492404 506198 511252 517979 525574 548359 634942 644252 665012 686983 693842 713279 778316 803396 825902 861707 874342 894691 1012396 1035958 1051148 1096718 1120867 1163771 1269884 1373966 1387684 1405943 1426558 1651804 1723414 1748684 1771693 1789382 1828783 1936043 2071916 2193436 2241734 2327542 2428447 2747932 2811886 2853116 2890657 3060197 3158807 3446828 3543386 3578764 3657566 3816131 3872086 4483468 4655084 4808881 4856894 4992953 5623772 5781314 6031949 6120394 6317614 7086772 7315132 7632262 7744172 7846069 8146397 9617762 9713788 9841601 9985906 11562628 12063898 12240788 12635228 12801481 13552301 15264524 15692138 16292794 16999129 19235524 19683202 19971812 21296473 22111649 24127796 25602962 26712917 27104602 31384276 32585588 33662167 33998258 34746877 39366404 42592946 44223298 51205924 53425834 54209204 54922483 60017333 67324334 67996516 69493754 85185892 88446596 89610367 94866107 106851668 109844966 120034666 134648668 138987508 149075311 154781543 179220734 186990419 189732214 219689932 240069332 243228139 298150622 309563086 358441468 373980838 379464428 420121331 486456278 596301244 619126172 660190663 747961676 840242662 972912556 1043527177 1320381326 1680485324 1702596973 2087054354 2640762652 2940849317 3405193946 4174108708 4621334641 5881698634 6810387892 9242669282 11763397268 18485338564 32349342487 64698684974 129397369948
• Sum of all divisors σ(n): 315193762296
• Sum of proper divisors (its aliquot sum) s(n): 185796392348
• 129397369948 is an abundant number, because the sum of its proper divisors (185796392348) is greater than itself. Its abundance is 56399022400

Bases of 129397369948

• Binary: 1111000100000101011110010110001011100₂
• Hexadecimal: 0x1E20AF2C5C
• Base-36: 1NFZUPNG

Squares and roots of 129397369948

• 129397369948 squared (129397369948²) is 16743679349459573522704
• 129397369948 cubed (129397369948³) is 2166588071072708408987635065299392
• The square root of 129397369948 is 359718.4592816999
• The cube root of 129397369948 is 5057.9571962493

Scales and comparisons

• 129,397,369,948 seconds is equal to 4,114 years, 22 weeks, 4 days, 17 hours, 52 minutes, 28 seconds.
• To count from 1 to 129,397,369,948 would take you about eight thousand, two hundred twenty-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 129397369948 cubic inches would be around 421.5 feet tall.

Recreational maths with 129397369948

• 129397369948 backwards is 849963793921
• The number of decimal digits it has is: 12
• The sum of 129397369948's digits is 70
• More coming soon!