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125252 = 22173181
BaseRepresentation
bin11110100101000100
320100210222
4132211010
513002002
62403512
71031111
oct364504
9210728
10125252
1186116
1260598
134501a
1433908
15271a2
hex1e944

125252 has 12 divisors (see below), whose sum is σ = 221676. Its totient is φ = 61920.

The previous prime is 125243. The next prime is 125261. The reversal of 125252 is 252521.

It is an interprime number because it is at equal distance from previous prime (125243) and next prime (125261).

It can be written as a sum of positive squares in 2 ways, for example, as 50176 + 75076 = 224^2 + 274^2 .

It is an Ulam number.

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 125252.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 602 + ... + 782.

It is an arithmetic number, because the mean of its divisors is an integer number (18473).

2125252 is an apocalyptic number.

It is an amenable number.

125252 is a deficient number, since it is larger than the sum of its proper divisors (96424).

125252 is a wasteful number, since it uses less digits than its factorization.

125252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358 (or 356 counting only the distinct ones).

The product of its digits is 200, while the sum is 17.

The square root of 125252 is about 353.9095929754. The cubic root of 125252 is about 50.0335774461.

Adding to 125252 its reverse (252521), we get a palindrome (377773).

The spelling of 125252 in words is "one hundred twenty-five thousand, two hundred fifty-two".

Divisors: 1 2 4 173 181 346 362 692 724 31313 62626 125252