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152525 = 526101
BaseRepresentation
bin100101001111001101
321202020002
4211033031
514340100
63134045
71203452
oct451715
9252202
10152525
11a465a
1274325
1354569
143d829
15302d5
hex253cd

152525 has 6 divisors (see below), whose sum is σ = 189162. Its totient is φ = 122000.

The previous prime is 152519. The next prime is 152531. The reversal of 152525 is 525251.

It is an interprime number because it is at equal distance from previous prime (152519) and next prime (152531).

It can be written as a sum of positive squares in 3 ways, for example, as 14884 + 137641 = 122^2 + 371^2 .

It is not a de Polignac number, because 152525 - 26 = 152461 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 152497 and 152506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3026 + ... + 3075.

It is an arithmetic number, because the mean of its divisors is an integer number (31527).

2152525 is an apocalyptic number.

It is an amenable number.

152525 is a deficient number, since it is larger than the sum of its proper divisors (36637).

152525 is an equidigital number, since it uses as much as digits as its factorization.

152525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6111 (or 6106 counting only the distinct ones).

The product of its digits is 500, while the sum is 20.

The square root of 152525 is about 390.5444917036. The cubic root of 152525 is about 53.4294058281.

Adding to 152525 its reverse (525251), we get a palindrome (677776).

It can be divided in two parts, 152 and 525, that multiplied together give a triangular number (79800 = T399).

The spelling of 152525 in words is "one hundred fifty-two thousand, five hundred twenty-five".

Divisors: 1 5 25 6101 30505 152525