# 1361890

## 1,361,890 is an even composite number composed of three prime numbers multiplied together.

What does the number 1361890 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 8 divisors.

1361890 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eight divisors.

## Prime factorization of 1361890:

### 2 × 5 × 136189

See below for interesting mathematical facts about the number 1361890 from the Numbermatics database.

### Names of 1361890

• Cardinal: 1361890 can be written as One million, three hundred sixty-one thousand, eight hundred ninety.

### Scientific notation

• Scientific notation: 1.36189 × 106

### Factors of 1361890

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 136196

### Divisors of 1361890

• Number of divisors d(n): 8
• Complete list of divisors:
• Sum of all divisors σ(n): 2451420
• Sum of proper divisors (its aliquot sum) s(n): 1089530
• 1361890 is a deficient number, because the sum of its proper divisors (1089530) is less than itself. Its deficiency is 272360

### Bases of 1361890

• Binary: 1010011000111111000102
• Base-36: T6UA

### Squares and roots of 1361890

• 1361890 squared (13618902) is 1854744372100
• 1361890 cubed (13618903) is 2525957812919269000
• The square root of 1361890 is 1167.0004284489
• The cube root of 1361890 is 110.8444646831

### Scales and comparisons

How big is 1361890?
• 1,361,890 seconds is equal to 2 weeks, 1 day, 18 hours, 18 minutes, 10 seconds.
• To count from 1 to 1,361,890 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 1361890 cubic inches would be around 9.2 feet tall.

### Recreational maths with 1361890

• 1361890 backwards is 0981631
• The number of decimal digits it has is: 7
• The sum of 1361890's digits is 28
• More coming soon!