1212133728

Names of 1212133728

• Cardinal: 1212133728 can be written as One billion, two hundred twelve million, one hundred thirty-three thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 1.212133728 × 10⁹

Factors of 1212133728

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 182

Divisors of 1212133728

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 8 12 13 16 17 19 24 26 31 32 34 38 39 48 51 52 57 62 68 76 78 93 96 97 102 104 114 124 136 152 156 186 194 204 208 221 228 247 248 272 291 304 312 323 372 388 403 408 416 442 456 494 496 527 544 582 589 608 624 646 663 741 744 776 806 816 884 912 969 988 992 1054 1164 1178 1209 1248 1261 1292 1326 1482 1488 1552 1581 1612 1632 1649 1767 1768 1824 1843 1938 1976 2108 2328 2356 2418 2522 2584 2652 2964 2976 3007 3104 3162 3224 3298 3534 3536 3686 3783 3876 3952 4199 4216 4656 4712 4836 4947 5044 5168 5304 5529 5928 6014 6324 6448 6596 6851 7068 7072 7372 7566 7657 7752 7904 8398 8432 9021 9312 9424 9672 9894 10013 10088 10336 10608 11058 11856 12028 12597 12648 12896 13192 13702 14136 14744 15132 15314 15504 16796 16864 18042 18848 19344 19788 20026 20176 20553 21216 21437 22116 22971 23712 23959 24056 25194 25296 26384 27404 28272 29488 30039 30264 30628 31008 31331 33592 36084 38688 39091 39576 40052 40352 41106 42874 44232 45942 47918 48112 50388 50592 51119 52768 54808 56544 57133 58976 60078 60528 61256 62662 64311 67184 71877 72168 78182 79152 80104 82212 85748 88464 91884 93993 95836 96224 100776 102238 109616 114266 117273 120156 121056 122512 125324 128622 130169 134368 143754 144336 153357 156364 158304 160208 164424 171399 171496 176928 183768 187986 191672 201552 204476 219232 228532 234546 240312 245024 250648 257244 260338 287508 288672 306714 312728 320416 328848 342798 342992 367536 375972 383344 390507 403104 407303 408952 457064 469092 480624 501296 514488 520676 575016 613428 625456 657696 664547 685596 685984 735072 742729 751944 766688 781014 814606 817904 914128 938184 961248 971261 1002592 1028976 1041352 1150032 1221909 1226856 1250912 1329094 1371192 1485458 1503888 1562028 1629212 1635808 1828256 1876368 1942522 1993641 2057952 2082704 2228187 2300064 2443818 2453712 2658188 2742384 2913783 2970916 3007776 3124056 3258424 3752736 3885044 3987282 4165408 4456374 4887636 4907424 5316376 5484768 5827566 5941832 6248112 6516848 7770088 7974564 8912748 9775272 10632752 11655132 11883664 12496224 12626393 13033696 15540176 15949128 17825496 19550544 21265504 23310264 23767328 25252786 31080352 31898256 35650992 37879179 39101088 46620528 50505572 63796512 71301984 75758358 93241056 101011144 151516716 202022288 303033432 404044576 606066864 1212133728
• Sum of all divisors σ(n): 3982970880
• Sum of proper divisors (its aliquot sum) s(n): 2770837152
• 1212133728 is an abundant number, because the sum of its proper divisors (2770837152) is greater than itself. Its abundance is 1558703424

Bases of 1212133728

• Binary: 1001000001111111011000101100000₂
• Hexadecimal: 0x483FB160
• Base-36: K1O8DC

Squares and roots of 1212133728

• 1212133728 squared (1212133728²) is 1469268174555177984
• 1212133728 cubed (1212133728³) is 1780949509855322631449444352
• The square root of 1212133728 is 34815.7109363001
• The cube root of 1212133728 is 1066.2282340515

Scales and comparisons

• 1,212,133,728 seconds is equal to 38 years, 28 weeks, 1 day, 7 hours, 48 minutes, 48 seconds.
• To count from 1 to 1,212,133,728 would take you about seventy-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 1212133728 cubic inches would be around 88.9 feet tall.

Recreational maths with 1212133728

• 1212133728 backwards is 8273312121
• The number of decimal digits it has is: 10
• The sum of 1212133728's digits is 30
• More coming soon!