1138212864

Names of 1138212864

• Cardinal: 1138212864 can be written as One billion, one hundred thirty-eight million, two hundred twelve thousand, eight hundred sixty-four.

Scientific notation

• Scientific notation: 1.138212864 × 10⁹

Factors of 1138212864

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 119

Divisors of 1138212864

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 31 32 36 48 54 62 64 72 83 93 96 108 124 128 144 166 186 192 216 248 249 256 279 288 332 372 384 432 496 498 512 558 576 664 744 747 768 837 864 992 996 1024 1116 1152 1328 1488 1494 1536 1674 1728 1984 1992 2048 2232 2241 2304 2573 2656 2976 2988 3072 3348 3456 3968 3984 4096 4464 4482 4608 5146 5312 5952 5976 6144 6696 6912 7719 7936 7968 8192 8928 8964 9216 10292 10624 11904 11952 12288 13392 13824 15438 15872 15936 16384 17856 17928 18432 20584 21248 23157 23808 23904 24576 26784 27648 30876 31744 31872 35712 35856 36864 41168 42496 46314 47616 47808 49152 53568 55296 61752 63488 63744 69471 71424 71712 73728 82336 84992 92628 95232 95616 107136 110592 123504 126976 127488 138942 142848 143424 147456 164672 169984 185256 190464 191232 214272 221184 247008 253952 254976 277884 285696 286848 329344 339968 370512 380928 382464 428544 442368 494016 507904 509952 555768 571392 573696 658688 679936 741024 761856 764928 857088 988032 1019904 1111536 1142784 1147392 1317376 1359872 1482048 1523712 1529856 1714176 1976064 2039808 2223072 2285568 2294784 2634752 2964096 3059712 3428352 3952128 4079616 4446144 4571136 4589568 5269504 5928192 6119424 6856704 7904256 8892288 9179136 10539008 11856384 12238848 13713408 15808512 17784576 18358272 21078016 23712768 31617024 35569152 36716544 42156032 47425536 63234048 71138304 94851072 126468096 142276608 189702144 284553216 379404288 569106432 1138212864
• Sum of all divisors σ(n): 3523107840
• Sum of proper divisors (its aliquot sum) s(n): 2384894976
• 1138212864 is an abundant number, because the sum of its proper divisors (2384894976) is greater than itself. Its abundance is 1246682112

Bases of 1138212864

• Binary: 1000011110101111100000000000000₂
• Hexadecimal: 0x43D7C000
• Base-36: ITNUO0

Squares and roots of 1138212864

• 1138212864 squared (1138212864²) is 1295528523775082496
• 1138212864 cubed (1138212864³) is 1474587231439728739608428544
• The square root of 1138212864 is 33737.4104519005
• The cube root of 1138212864 is 1044.0977580541

Scales and comparisons

• 1,138,212,864 seconds is equal to 36 years, 9 weeks, 6 days, 18 hours, 14 minutes, 24 seconds.
• To count from 1 to 1,138,212,864 would take you about seventy-two 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 1138212864 cubic inches would be around 87 feet tall.

Recreational maths with 1138212864

• 1138212864 backwards is 4682128311
• 1138212864 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1138212864's digits is 36
• More coming soon!