1138934784

Names of 1138934784

• Cardinal: 1138934784 can be written as One billion, one hundred thirty-eight million, nine hundred thirty-four thousand, seven hundred eighty-four.

Scientific notation

• Scientific notation: 1.138934784 × 10⁹

Factors of 1138934784

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 116

Divisors of 1138934784

• Number of divisors d(n): 264
• Complete list of divisors:
  1 2 3 4 6 8 12 13 16 19 24 26 32 38 39 48 52 57 64 76 78 79 96 104 114 128 152 156 158 192 208 228 237 247 256 304 312 316 361 384 416 456 474 494 512 608 624 632 722 741 768 832 912 948 988 1024 1027 1083 1216 1248 1264 1444 1482 1501 1536 1664 1824 1896 1976 2054 2166 2432 2496 2528 2888 2964 3002 3072 3081 3328 3648 3792 3952 4108 4332 4503 4693 4864 4992 5056 5776 5928 6004 6162 6656 7296 7584 7904 8216 8664 9006 9386 9728 9984 10112 11552 11856 12008 12324 13312 14079 14592 15168 15808 16432 17328 18012 18772 19456 19513 19968 20224 23104 23712 24016 24648 28158 28519 29184 30336 31616 32864 34656 36024 37544 39026 39936 40448 46208 47424 48032 49296 56316 57038 58368 58539 60672 63232 65728 69312 72048 75088 78052 80896 85557 92416 94848 96064 98592 112632 114076 117078 121344 126464 131456 138624 144096 150176 156104 171114 184832 189696 192128 197184 225264 228152 234156 242688 252928 262912 277248 288192 300352 312208 342228 369664 370747 379392 384256 394368 450528 456304 468312 525824 554496 576384 600704 624416 684456 741494 758784 768512 788736 901056 912608 936624 1051648 1108992 1112241 1152768 1201408 1248832 1368912 1482988 1537024 1577472 1802112 1825216 1873248 2224482 2305536 2402816 2497664 2737824 2965976 3154944 3604224 3650432 3746496 4448964 4611072 4805632 4995328 5475648 5931952 7208448 7300864 7492992 8897928 9990656 10951296 11863904 14416896 14601728 14985984 17795856 19981312 21902592 23727808 29203456 29971968 35591712 43805184 47455616 59943936 71183424 87610368 94911232 142366848 189822464 284733696 379644928 569467392 1138934784
• Sum of all divisors σ(n): 3493983360
• Sum of proper divisors (its aliquot sum) s(n): 2355048576
• 1138934784 is an abundant number, because the sum of its proper divisors (2355048576) is greater than itself. Its abundance is 1216113792

Bases of 1138934784

• Binary: 1000011111000101100010000000000₂
• Hexadecimal: 0x43E2C400
• Base-36: IU3BPC

Squares and roots of 1138934784

• 1138934784 squared (1138934784²) is 1297172442205126656
• 1138934784 cubed (1138934784³) is 1477394815273648411644002304
• The square root of 1138934784 is 33748.1078580711
• The cube root of 1138934784 is 1044.3184536655

Scales and comparisons

• 1,138,934,784 seconds is equal to 36 years, 11 weeks, 1 day, 2 hours, 46 minutes, 24 seconds.
• To count from 1 to 1,138,934,784 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 1138934784 cubic inches would be around 87 feet tall.

Recreational maths with 1138934784

• 1138934784 backwards is 4874398311
• 1138934784 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1138934784's digits is 48
• More coming soon!