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125052 = 22317613
BaseRepresentation
bin11110100001111100
320100112120
4132201330
513000202
62402540
71030404
oct364174
9210476
10125052
1185a54
1260450
1344bc5
1433804
15270bc
hex1e87c

125052 has 24 divisors (see below), whose sum is σ = 309456. Its totient is φ = 39168.

The previous prime is 125029. The next prime is 125053. The reversal of 125052 is 250521.

Adding to 125052 its reverse (250521), we get a palindrome (375573).

It is an Ulam number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103 + ... + 510.

It is an arithmetic number, because the mean of its divisors is an integer number (12894).

125052 is a Friedman number, since it can be written as 52+50^(2+1), using all its digits and the basic arithmetic operations.

2125052 is an apocalyptic number.

125052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

125052 is an abundant number, since it is smaller than the sum of its proper divisors (184404).

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

125052 is a wasteful number, since it uses less digits than its factorization.

125052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 637 (or 635 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 15.

The square root of 125052 is about 353.6269220520. The cubic root of 125052 is about 50.0069323721.

The spelling of 125052 in words is "one hundred twenty-five thousand, fifty-two".

Divisors: 1 2 3 4 6 12 17 34 51 68 102 204 613 1226 1839 2452 3678 7356 10421 20842 31263 41684 62526 125052