# 1390992

## 1,390,992 is an even composite number composed of three prime numbers multiplied together.

What does the number 1390992 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 20 divisors.

1390992 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twenty divisors.

## Prime factorization of 1390992:

### 24 × 3 × 28979

(2 × 2 × 2 × 2 × 3 × 28979)

See below for interesting mathematical facts about the number 1390992 from the Numbermatics database.

### Names of 1390992

• Cardinal: 1390992 can be written as One million, three hundred ninety thousand, nine hundred ninety-two.

### Scientific notation

• Scientific notation: 1.390992 × 106

### Factors of 1390992

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 28984

### Divisors of 1390992

• Number of divisors d(n): 20
• Complete list of divisors:
• Sum of all divisors σ(n): 3593520
• Sum of proper divisors (its aliquot sum) s(n): 2202528
• 1390992 is an abundant number, because the sum of its proper divisors (2202528) is greater than itself. Its abundance is 811536

### Bases of 1390992

• Binary: 1010100111001100100002
• Base-36: TTAO

### Squares and roots of 1390992

• 1390992 squared (13909922) is 1934858744064
• 1390992 cubed (13909923) is 2691373034123071488
• The square root of 1390992 is 1179.4032389307
• The cube root of 1390992 is 111.6284456207

### Scales and comparisons

How big is 1390992?
• 1,390,992 seconds is equal to 2 weeks, 2 days, 2 hours, 23 minutes, 12 seconds.
• To count from 1 to 1,390,992 would take you about three weeks!

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 1390992 cubic inches would be around 9.3 feet tall.

### Recreational maths with 1390992

• 1390992 backwards is 2990931
• The number of decimal digits it has is: 7
• The sum of 1390992's digits is 33
• More coming soon!