129994720128

Names of 129994720128

• Cardinal: 129994720128 can be written as One hundred twenty-nine billion, nine hundred ninety-four million, seven hundred twenty thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 1.29994720128 × 10¹¹

Factors of 129994720128

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 23
• Sum of prime factors: 25

Divisors of 129994720128

• Number of divisors d(n): 672
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 13 14 16 18 21 24 26 27 28 32 36 39 42 48 49 52 54 56 63 64 72 78 81 84 91 96 98 104 108 112 117 126 128 144 147 156 162 168 182 189 192 196 208 216 224 234 243 252 273 288 294 312 324 336 351 364 378 384 392 416 432 441 448 468 486 504 546 567 576 588 624 637 648 672 702 728 729 756 784 819 832 864 882 896 936 972 1008 1053 1092 1134 1152 1176 1248 1274 1296 1323 1344 1404 1456 1458 1512 1568 1638 1664 1701 1728 1764 1872 1911 1944 2016 2106 2184 2187 2268 2352 2457 2496 2548 2592 2646 2688 2808 2912 2916 3024 3136 3159 3276 3402 3456 3528 3744 3822 3888 3969 4032 4212 4368 4374 4536 4704 4914 4992 5096 5103 5184 5292 5616 5733 5824 5832 6048 6272 6318 6552 6561 6804 7056 7371 7488 7644 7776 7938 8064 8424 8736 8748 9072 9408 9477 9828 10192 10206 10368 10584 11232 11466 11648 11664 11907 12096 12636 13104 13122 13608 14112 14742 14976 15288 15309 15552 15876 16848 17199 17472 17496 18144 18816 18954 19656 19683 20384 20412 21168 22113 22464 22932 23328 23814 24192 25272 26208 26244 27216 28224 28431 29484 30576 30618 31104 31752 33696 34398 34944 34992 35721 36288 37908 39312 39366 40768 40824 42336 44226 44928 45864 45927 46656 47628 50544 51597 52416 52488 54432 56448 56862 58968 59049 61152 61236 63504 66339 67392 68796 69984 71442 72576 75816 78624 78732 81536 81648 84672 85293 88452 91728 91854 93312 95256 101088 103194 104832 104976 107163 108864 113724 117936 118098 122304 122472 127008 132678 134784 137592 137781 139968 142884 151632 154791 157248 157464 163296 169344 170586 176904 177147 183456 183708 190512 199017 202176 206388 209952 214326 217728 227448 235872 236196 244608 244944 254016 255879 265356 275184 275562 279936 285768 303264 309582 314496 314928 321489 326592 341172 353808 354294 366912 367416 381024 398034 404352 412776 413343 419904 428652 454896 464373 471744 472392 489888 508032 511758 530712 531441 550368 551124 571536 597051 606528 619164 629856 642978 653184 682344 707616 708588 733824 734832 762048 767637 796068 825552 826686 839808 857304 909792 928746 943488 944784 964467 979776 1023516 1061424 1062882 1100736 1102248 1143072 1194102 1213056 1238328 1240029 1259712 1285956 1364688 1393119 1415232 1417176 1469664 1524096 1535274 1592136 1594323 1651104 1653372 1714608 1791153 1819584 1857492 1889568 1928934 1959552 2047032 2122848 2125764 2201472 2204496 2286144 2302911 2388204 2476656 2480058 2519424 2571912 2729376 2786238 2830464 2834352 2893401 2939328 3070548 3184272 3188646 3302208 3306744 3429216 3582306 3639168 3714984 3720087 3779136 3857868 4094064 4179357 4245696 4251528 4408992 4572288 4605822 4776408 4953312 4960116 5143824 5373459 5458752 5572476 5668704 5786802 5878656 6141096 6368544 6377292 6604416 6613488 6858432 6908733 7164612 7429968 7440174 7558272 7715736 8188128 8358714 8491392 8503056 8680203 8817984 9211644 9552816 9906624 9920232 10287648 10746918 10917504 11144952 11160261 11337408 11573604 12282192 12538071 12737088 12754584 13226976 13716864 13817466 14329224 14859936 14880348 15431472 16120377 16376256 16717428 17006112 17360406 17635968 18423288 19105632 19813248 19840464 20575296 20726199 21493836 22289904 22320522 22674816 23147208 24564384 25076142 25474176 25509168 26040609 26453952 27634932 28658448 29719872 29760696 30862944 32240754 32752512 33434856 34012224 34720812 36846576 37614213 38211264 39680928 41150592 41452398 42987672 44579808 44641044 46294416 48361131 49128768 50152284 51018336 52081218 52907904 55269864 57316896 59439744 59521392 61725888 64481508 66869712 68024448 69441624 73693152 75228426 76422528 78121827 79361856 82904796 85975344 89159616 89282088 92588832 96722262 98257536 100304568 102036672 104162436 110539728 112842639 114633792 119042784 123451776 128963016 133739424 138883248 145083393 147386304 150456852 156243654 158723712 165809592 171950688 178319232 178564176 185177664 193444524 200609136 204073344 208324872 221079456 225685278 229267584 238085568 257926032 267478848 277766496 290166786 294772608 300913704 312487308 331619184 338527917 343901376 357128352 370355328 386889048 401218272 416649744 442158912 451370556 476171136 515852064 534957696 555532992 580333572 601827408 624974616 663238368 677055834 687802752 714256704 773778096 802436544 833299488 884317824 902741112 1015583751 1031704128 1111065984 1160667144 1203654816 1249949232 1326476736 1354111668 1428513408 1547556192 1604873088 1666598976 1805482224 2031167502 2063408256 2321334288 2407309632 2499898464 2652953472 2708223336 3095112384 3333197952 3610964448 4062335004 4642668576 4814619264 4999796928 5416446672 6190224768 7221928896 8124670008 9285337152 9999593856 10832893344 14443857792 16249340016 18570674304 21665786688 32498680032 43331573376 64997360064 129994720128
• Sum of all divisors σ(n): 486643079160
• Sum of proper divisors (its aliquot sum) s(n): 356648359032
• 129994720128 is an abundant number, because the sum of its proper divisors (356648359032) is greater than itself. Its abundance is 226653638904

Bases of 129994720128

• Binary: 1111001000100010010100000001110000000₂
• Hexadecimal: 0x1E444A0380
• Base-36: 1NPVI000

Squares and roots of 129994720128

• 129994720128 squared (129994720128²) is 16898627261157048336384
• 129994720128 cubed (129994720128³) is 2196732321361501663942806079537152
• The square root of 129994720128 is 360547.8056069681
• The cube root of 129994720128 is 5065.7284367369

Scales and comparisons

• 129,994,720,128 seconds is equal to 4,133 years, 22 weeks, 2 days, 12 hours, 28 minutes, 48 seconds.
• To count from 1 to 129,994,720,128 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 129994720128 cubic inches would be around 422.1 feet tall.

Recreational maths with 129994720128

• 129994720128 backwards is 821027499921
• 129994720128 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 129994720128's digits is 54
• More coming soon!