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8275253 = 71517829
BaseRepresentation
bin11111100100010100110101
3120120102111212
4133210110311
54104302003
6453211205
7130224050
oct37442465
916512455
108275253
114742358
122930b05
1319397cc
141155a97
15ad6dd8
hex7e4535

8275253 has 8 divisors (see below), whose sum is σ = 9521280. Its totient is φ = 7045200.

The previous prime is 8275249. The next prime is 8275259. The reversal of 8275253 is 3525728.

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 8275253 - 22 = 8275249 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8275259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2858 + ... + 4971.

It is an arithmetic number, because the mean of its divisors is an integer number (1190160).

Almost surely, 28275253 is an apocalyptic number.

It is an amenable number.

8275253 is a deficient number, since it is larger than the sum of its proper divisors (1246027).

8275253 is a wasteful number, since it uses less digits than its factorization.

8275253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7987.

The product of its digits is 16800, while the sum is 32.

The square root of 8275253 is about 2876.6739474609. The cubic root of 8275253 is about 202.2679595836.

The spelling of 8275253 in words is "eight million, two hundred seventy-five thousand, two hundred fifty-three".

Divisors: 1 7 151 1057 7829 54803 1182179 8275253