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415080 = 233251153
BaseRepresentation
bin1100101010101101000
3210002101100
41211111220
5101240310
612521400
73346101
oct1452550
9702340
10415080
11263946
12180260
13116c13
14ab3a8
1582ec0
hex65568

415080 has 48 divisors (see below), whose sum is σ = 1350180. Its totient is φ = 110592.

The previous prime is 415073. The next prime is 415087. The reversal of 415080 is 80514.

It is an interprime number because it is at equal distance from previous prime (415073) and next prime (415087).

It can be written as a sum of positive squares in 2 ways, for example, as 412164 + 2916 = 642^2 + 54^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (415087) by changing a digit.

415080 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 217 + ... + 936.

2415080 is an apocalyptic number.

415080 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 415080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (675090).

415080 is an abundant number, since it is smaller than the sum of its proper divisors (935100).

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

415080 is a wasteful number, since it uses less digits than its factorization.

415080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1170 (or 1163 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 415080 is about 644.2670253862. The cubic root of 415080 is about 74.5951519058.

Adding to 415080 its reverse (80514), we get a palindrome (495594).

The spelling of 415080 in words is "four hundred fifteen thousand, eighty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 18 20 24 30 36 40 45 60 72 90 120 180 360 1153 2306 3459 4612 5765 6918 9224 10377 11530 13836 17295 20754 23060 27672 34590 41508 46120 51885 69180 83016 103770 138360 207540 415080