3978874368

Names of 3978874368

• Cardinal: 3978874368 can be written as Three billion, nine hundred seventy-eight million, eight hundred seventy-four thousand, three hundred sixty-eight.

Scientific notation

• Scientific notation: 3.978874368 × 10⁹

Factors of 3978874368

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 726

Divisors of 3978874368

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 32 36 42 48 56 63 64 72 84 96 112 126 128 144 168 192 224 252 256 288 293 336 384 421 448 504 512 576 586 672 768 842 879 896 1008 1152 1172 1263 1344 1536 1684 1758 1792 2016 2051 2304 2344 2526 2637 2688 2947 3368 3516 3584 3789 4032 4102 4608 4688 5052 5274 5376 5894 6153 6736 7032 7578 8064 8204 8841 9376 10104 10548 10752 11788 12306 13472 14064 15156 16128 16408 17682 18459 18752 20208 21096 23576 24612 26523 26944 28128 30312 32256 32816 35364 36918 37504 40416 42192 47152 49224 53046 53888 56256 60624 65632 70728 73836 75008 80832 84384 94304 98448 106092 107776 112512 121248 123353 131264 141456 147672 150016 161664 168768 188608 196896 212184 215552 225024 242496 246706 262528 282912 295344 323328 337536 370059 377216 393792 424368 450048 484992 493412 525056 565824 590688 646656 675072 740118 754432 787584 848736 863471 969984 986824 1050112 1110177 1131648 1181376 1350144 1480236 1508864 1575168 1697472 1726942 1939968 1973648 2220354 2263296 2362752 2590413 2960472 3150336 3394944 3453884 3947296 4440708 4526592 4725504 5180826 5920944 6789888 6907768 7771239 7894592 8881416 9451008 10361652 11841888 13579776 13815536 15542478 15789184 17762832 20723304 23683776 27631072 31084956 31578368 35525664 41446608 47367552 55262144 62169912 63156736 71051328 82893216 94735104 110524288 124339824 142102656 165786432 189470208 221048576 248679648 284205312 331572864 442097152 497359296 568410624 663145728 994718592 1326291456 1989437184 3978874368
• Sum of all divisors σ(n): 13199842656
• Sum of proper divisors (its aliquot sum) s(n): 9220968288
• 3978874368 is an abundant number, because the sum of its proper divisors (9220968288) is greater than itself. Its abundance is 5242093920

Bases of 3978874368

• Binary: 11101101001010001100111000000000₂
• Hexadecimal: 0xED28CE00
• Base-36: 1TSX340

Squares and roots of 3978874368

• 3978874368 squared (3978874368²) is 15831441236327399424
• 3978874368 cubed (3978874368³) is 62991315743721320024251564032
• The square root of 3978874368 is 63078.3193181301
• The cube root of 3978874368 is 1584.6015468541

Scales and comparisons

• 3,978,874,368 seconds is equal to 126 years, 26 weeks, 5 days, 18 hours, 52 minutes, 48 seconds.
• To count from 1 to 3,978,874,368 would take you about two hundred fifty-three 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 3978874368 cubic inches would be around 132.1 feet tall.

Recreational maths with 3978874368

• 3978874368 backwards is 8634788793
• 3978874368 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 3978874368's digits is 63
• More coming soon!