# 1390455

## 1,390,455 is an odd composite number composed of four prime numbers multiplied together.

What does the number 1390455 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 36 divisors.

1390455 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of thirty-six divisors.

## Prime factorization of 1390455:

### 32 × 5 × 11 × 532

(3 × 3 × 5 × 11 × 53 × 53)

See below for interesting mathematical facts about the number 1390455 from the Numbermatics database.

### Names of 1390455

• Cardinal: 1390455 can be written as One million, three hundred ninety thousand, four hundred fifty-five.

### Scientific notation

• Scientific notation: 1.390455 × 106

### Factors of 1390455

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 72

### Divisors of 1390455

• Number of divisors d(n): 36
• Complete list of divisors:
• Sum of all divisors σ(n): 2679768
• Sum of proper divisors (its aliquot sum) s(n): 1289313
• 1390455 is a deficient number, because the sum of its proper divisors (1289313) is less than itself. Its deficiency is 101142

### Bases of 1390455

• Binary: 1010100110111011101112
• Base-36: TSVR

### Squares and roots of 1390455

• 1390455 squared (13904552) is 1933365107025
• 1390455 cubed (13904553) is 2688257179888446375
• The square root of 1390455 is 1179.1755594483
• The cube root of 1390455 is 111.6140788495

### Scales and comparisons

How big is 1390455?
• 1,390,455 seconds is equal to 2 weeks, 2 days, 2 hours, 14 minutes, 15 seconds.
• To count from 1 to 1,390,455 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 1390455 cubic inches would be around 9.3 feet tall.

### Recreational maths with 1390455

• 1390455 backwards is 5540931
• The number of decimal digits it has is: 7
• The sum of 1390455's digits is 27
• More coming soon!