1390426752

Names of 1390426752

• Cardinal: 1390426752 can be written as One billion, three hundred ninety million, four hundred twenty-six thousand, seven hundred fifty-two.

Scientific notation

• Scientific notation: 1.390426752 × 10⁹

Factors of 1390426752

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 25350

Divisors of 1390426752

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 6 8 11 12 13 16 22 24 26 32 33 39 44 48 52 64 66 78 88 96 104 128 132 143 156 176 192 208 264 286 312 352 384 416 429 528 572 624 704 832 858 1056 1144 1248 1408 1664 1716 2112 2288 2496 3432 4224 4576 4992 6864 9152 13728 18304 25321 27456 50642 54912 75963 101284 151926 202568 278531 303852 329173 405136 557062 607704 658346 810272 835593 987519 1114124 1215408 1316692 1620544 1671186 1975038 2228248 2430816 2633384 3241088 3342372 3620903 3950076 4456496 4861632 5266768 6684744 7241806 7900152 8912992 9723264 10533536 10862709 13369488 14483612 15800304 17825984 21067072 21725418 26738976 28967224 31600608 35651968 42134144 43450836 53477952 57934448 63201216 86901672 106955904 115868896 126402432 173803344 231737792 347606688 463475584 695213376 1390426752
• Sum of all divisors σ(n): 4339177920
• Sum of proper divisors (its aliquot sum) s(n): 2948751168
• 1390426752 is an abundant number, because the sum of its proper divisors (2948751168) is greater than itself. Its abundance is 1558324416

Bases of 1390426752

• Binary: 1010010111000000011101010000000₂
• Hexadecimal: 0x52E03A80
• Base-36: MZTO5C

Squares and roots of 1390426752

• 1390426752 squared (1390426752²) is 1933286552677269504
• 1390426752 cubed (1390426752³) is 2688093342124332740675371008
• The square root of 1390426752 is 37288.4265154751
• The cube root of 1390426752 is 1116.1332300699

Scales and comparisons

• 1,390,426,752 seconds is equal to 44 years, 10 weeks, 6 days, 21 hours, 39 minutes, 12 seconds.
• To count from 1 to 1,390,426,752 would take you about eighty-eight 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 1390426752 cubic inches would be around 93 feet tall.

Recreational maths with 1390426752

• 1390426752 backwards is 2576240931
• 1390426752 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1390426752's digits is 39
• More coming soon!