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245253 = 3292819
BaseRepresentation
bin111011111000000101
3110110102110
4323320011
530322003
65131233
72041011
oct737005
9413373
10245253
11158298
12b9b19
1387828
1465541
154ca03
hex3be05

245253 has 8 divisors (see below), whose sum is σ = 338400. Its totient is φ = 157808.

The previous prime is 245251. The next prime is 245257. The reversal of 245253 is 352542.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 245253 - 21 = 245251 is a prime.

It is a d-powerful number, because it can be written as 29 + 48 + 211 + 5 + 5 + 311 .

It is a nialpdrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245251) 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, 1323 + ... + 1496.

It is an arithmetic number, because the mean of its divisors is an integer number (42300).

2245253 is an apocalyptic number.

It is an amenable number.

245253 is a deficient number, since it is larger than the sum of its proper divisors (93147).

245253 is a wasteful number, since it uses less digits than its factorization.

245253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2851.

The product of its digits is 1200, while the sum is 21.

The square root of 245253 is about 495.2302494800. The cubic root of 245253 is about 62.5947788655.

Adding to 245253 its reverse (352542), we get a palindrome (597795).

The spelling of 245253 in words is "two hundred forty-five thousand, two hundred fifty-three".

Divisors: 1 3 29 87 2819 8457 81751 245253