Search a number
-
+
3315940 = 225374481
BaseRepresentation
bin1100101001100011100100
320020110121121
430221203210
51322102230
6155023324
740120315
oct14514344
96213547
103315940
111965351
12113ab44
138c13c4
1462460c
1545777a
hex3298e4

3315940 has 24 divisors (see below), whose sum is σ = 7153272. Its totient is φ = 1290240.

The previous prime is 3315929. The next prime is 3315943. The reversal of 3315940 is 495133.

It can be written as a sum of positive squares in 4 ways, for example, as 1378276 + 1937664 = 1174^2 + 1392^2 .

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3315943) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1501 + ... + 2980.

It is an arithmetic number, because the mean of its divisors is an integer number (298053).

Almost surely, 23315940 is an apocalyptic number.

It is an amenable number.

3315940 is an abundant number, since it is smaller than the sum of its proper divisors (3837332).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3315940 is a wasteful number, since it uses less digits than its factorization.

3315940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4527 (or 4525 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 3315940 is about 1820.9722677735. The cubic root of 3315940 is about 149.1198830985.

The spelling of 3315940 in words is "three million, three hundred fifteen thousand, nine hundred forty".

Divisors: 1 2 4 5 10 20 37 74 148 185 370 740 4481 8962 17924 22405 44810 89620 165797 331594 663188 828985 1657970 3315940