1397925408

Names of 1397925408

• Cardinal: 1397925408 can be written as One billion, three hundred ninety-seven million, nine hundred twenty-five thousand, four hundred eight.

Scientific notation

• Scientific notation: 1.397925408 × 10⁹

Factors of 1397925408

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 42750

Divisors of 1397925408

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 8 11 12 16 22 24 31 32 33 44 48 62 66 88 93 96 124 132 176 186 248 264 341 352 372 496 528 682 744 992 1023 1056 1364 1488 2046 2728 2976 4092 5456 8184 10912 16368 32736 42703 85406 128109 170812 256218 341624 469733 512436 683248 939466 1024872 1323793 1366496 1409199 1878932 2049744 2647586 2818398 3757864 3971379 4099488 5295172 5636796 7515728 7942758 10590344 11273592 14561723 15031456 15885516 21180688 22547184 29123446 31771032 42361376 43685169 45094368 58246892 63542064 87370338 116493784 127084128 174740676 232987568 349481352 465975136 698962704 1397925408
• Sum of all divisors σ(n): 4132380672
• Sum of proper divisors (its aliquot sum) s(n): 2734455264
• 1397925408 is an abundant number, because the sum of its proper divisors (2734455264) is greater than itself. Its abundance is 1336529856

Bases of 1397925408

• Binary: 1010011010100101010011000100000₂
• Hexadecimal: 0x5352A620
• Base-36: N4AE5C

Squares and roots of 1397925408

• 1397925408 squared (1397925408²) is 1954195446331966464
• 1397925408 cubed (1397925408³) is 2731819466625356322629517312
• The square root of 1397925408 is 37388.8406880983
• The cube root of 1397925408 is 1118.1360919753

Scales and comparisons

• 1,397,925,408 seconds is equal to 44 years, 23 weeks, 2 days, 16 hours, 36 minutes, 48 seconds.
• To count from 1 to 1,397,925,408 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 1397925408 cubic inches would be around 93.2 feet tall.

Recreational maths with 1397925408

• 1397925408 backwards is 8045297931
• 1397925408 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1397925408's digits is 48
• More coming soon!