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248352 = 25313199
BaseRepresentation
bin111100101000100000
3110121200020
4330220200
530421402
65153440
72053026
oct745040
9417606
10248352
1115a655
12bb880
1389070
1466716
154d8bc
hex3ca20

248352 has 48 divisors (see below), whose sum is σ = 705600. Its totient is φ = 76032.

The previous prime is 248351. The next prime is 248357. The reversal of 248352 is 253842.

It is a tau number, because it is divible by the number of its divisors (48).

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

It is a d-powerful number, because it can be written as 211 + 46 + 35 + 85 + 57 + 217 .

It is a nialpdrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (248351) by changing a digit.

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, 1149 + ... + 1347.

It is an arithmetic number, because the mean of its divisors is an integer number (14700).

2248352 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 248352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (352800).

248352 is an abundant number, since it is smaller than the sum of its proper divisors (457248).

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

248352 is a wasteful number, since it uses less digits than its factorization.

248352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225 (or 217 counting only the distinct ones).

The product of its digits is 1920, while the sum is 24.

The square root of 248352 is about 498.3492751073. The cubic root of 248352 is about 62.8573238877.

The spelling of 248352 in words is "two hundred forty-eight thousand, three hundred fifty-two".

Divisors: 1 2 3 4 6 8 12 13 16 24 26 32 39 48 52 78 96 104 156 199 208 312 398 416 597 624 796 1194 1248 1592 2388 2587 3184 4776 5174 6368 7761 9552 10348 15522 19104 20696 31044 41392 62088 82784 124176 248352