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415248 = 24341211
BaseRepresentation
bin1100101011000010000
3210002121120
41211120100
5101241443
612522240
73346431
oct1453020
9702546
10415248
11263a89
12180380
13117012
14ab488
1583083
hex65610

415248 has 40 divisors (see below), whose sum is σ = 1104096. Its totient is φ = 134400.

The previous prime is 415231. The next prime is 415253. The reversal of 415248 is 842514.

415248 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1863 + ... + 2073.

2415248 is an apocalyptic number.

415248 is a gapful number since it is divisible by the number (48) 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 415248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (552048).

415248 is an abundant number, since it is smaller than the sum of its proper divisors (688848).

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

415248 is a wasteful number, since it uses less digits than its factorization.

415248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263 (or 257 counting only the distinct ones).

The product of its digits is 1280, while the sum is 24.

The square root of 415248 is about 644.3973929184. The cubic root of 415248 is about 74.6052144601.

The spelling of 415248 in words is "four hundred fifteen thousand, two hundred forty-eight".

Divisors: 1 2 3 4 6 8 12 16 24 41 48 82 123 164 211 246 328 422 492 633 656 844 984 1266 1688 1968 2532 3376 5064 8651 10128 17302 25953 34604 51906 69208 103812 138416 207624 415248