129995620160

Names of 129995620160

• Cardinal: 129995620160 can be written as One hundred twenty-nine billion, nine hundred ninety-five million, six hundred twenty thousand, one hundred sixty.

Scientific notation

• Scientific notation: 1.2999562016 × 10¹¹

Factors of 129995620160

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 424

Divisors of 129995620160

• Number of divisors d(n): 252
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 32 35 40 49 56 64 70 73 80 98 112 140 146 160 196 224 245 280 292 320 337 365 392 448 490 511 560 584 674 730 784 980 1022 1120 1168 1348 1460 1568 1685 1960 2044 2240 2336 2359 2555 2696 2920 3136 3370 3577 3920 4088 4672 4718 5110 5392 5840 6740 7154 7840 8176 9436 10220 10784 11680 11795 13480 14308 15680 16352 16513 17885 18872 20440 21568 23360 23590 24601 26960 28616 32704 33026 35770 37744 40880 47180 49202 53920 57232 66052 71540 75488 81760 82565 94360 98404 107840 113569 114464 123005 132104 143080 150976 163520 165130 172207 188720 196808 227138 228928 246010 264208 286160 330260 344414 377440 393616 454276 492020 528416 567845 572320 660520 688828 754880 787232 794983 861035 908552 984040 1056832 1135690 1144640 1205449 1321040 1377656 1574464 1589966 1722070 1817104 1968080 2271380 2410898 2642080 2755312 3179932 3444140 3634208 3936160 3974915 4542760 4821796 5284160 5510624 5564881 6027245 6359864 6888280 7268416 7872320 7949830 8290537 9085520 9643592 11021248 11129762 12054490 12719728 13776560 15899660 16581074 18171040 19287184 22259524 24108980 25439456 27553120 27824405 31799320 33162148 36342080 38574368 41452685 44519048 48217960 50878912 55106240 55648810 58033759 63598640 66324296 77148736 82905370 89038096 96435920 111297620 116067518 127197280 132648592 165810740 178076192 192871840 222595240 232135036 254394560 265297184 290168795 331621480 356152384 385743680 406236313 445190480 464270072 530594368 580337590 663242960 812472626 890380960 928540144 1160675180 1326485920 1624945252 1780761920 1857080288 2031181565 2321350360 2652971840 3249890504 3714160576 4062363130 4642700720 6499781008 8124726260 9285401440 12999562016 16249452520 18570802880 25999124032 32498905040 64997810080 129995620160
• Sum of all divisors σ(n): 366110311212
• Sum of proper divisors (its aliquot sum) s(n): 236114691052
• 129995620160 is an abundant number, because the sum of its proper divisors (236114691052) is greater than itself. Its abundance is 106119070892

Bases of 129995620160

• Binary: 1111001000100010101111011111101000000₂
• Hexadecimal: 0x1E4457BF40
• Base-36: 1NPW1AGW

Squares and roots of 129995620160

• 129995620160 squared (129995620160²) is 16898861260782998425600
• 129995620160 cubed (129995620160³) is 2196777949593285367520175620096000
• The square root of 129995620160 is 360549.0537499717
• The cube root of 129995620160 is 5065.7401277429

Scales and comparisons

• 129,995,620,160 seconds is equal to 4,133 years, 23 weeks, 5 days, 22 hours, 29 minutes, 20 seconds.
• To count from 1 to 129,995,620,160 would take you about eight thousand, two hundred sixty-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 129995620160 cubic inches would be around 422.1 feet tall.

Recreational maths with 129995620160

• 129995620160 backwards is 061026599921
• The number of decimal digits it has is: 12
• The sum of 129995620160's digits is 50
• More coming soon!