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124852 = 227413
BaseRepresentation
bin11110011110110100
320100021011
4132132310
512443402
62402004
71030000
oct363664
9210234
10124852
1185892
1260304
1344aa0
1433700
1526ed7
hex1e7b4

124852 has 30 divisors (see below), whose sum is σ = 274498. Its totient is φ = 49392.

The previous prime is 124847. The next prime is 124853. The reversal of 124852 is 258421.

It can be written as a sum of positive squares in only one way, i.e., 86436 + 38416 = 294^2 + 196^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 9598 + ... + 9610.

124852 is a Friedman number, since it can be written as 52*(8-2+1)^4, using all its digits and the basic arithmetic operations.

2124852 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 124852, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137249).

124852 is an abundant number, since it is smaller than the sum of its proper divisors (149646).

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

124852 is an equidigital number, since it uses as much as digits as its factorization.

124852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45 (or 22 counting only the distinct ones).

The product of its digits is 640, while the sum is 22.

The square root of 124852 is about 353.3440249955. The cubic root of 124852 is about 49.9802588735.

The spelling of 124852 in words is "one hundred twenty-four thousand, eight hundred fifty-two".

Divisors: 1 2 4 7 13 14 26 28 49 52 91 98 182 196 343 364 637 686 1274 1372 2401 2548 4459 4802 8918 9604 17836 31213 62426 124852