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8255269 = 113143563
BaseRepresentation
bin11111011111011100100101
3120112102002201
4133133130211
54103132034
6452534501
7130111561
oct37373445
916472081
108255269
114729340
122921431
131930699
14114c6a1
15ad1014
hex7df725

8255269 has 16 divisors (see below), whose sum is σ = 9529344. Its totient is φ = 7081200.

The previous prime is 8255257. The next prime is 8255287. The reversal of 8255269 is 9625528.

It is a happy number.

8255269 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 8255269 - 211 = 8253221 is a prime.

It is a super-2 number, since 2×82552692 = 136298932524722, which contains 22 as substring.

It is a d-powerful number, because it can be written as 84 + 221 + 52 + 59 + 222 + 6 + 94 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8255239) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14382 + ... + 14944.

It is an arithmetic number, because the mean of its divisors is an integer number (595584).

Almost surely, 28255269 is an apocalyptic number.

It is an amenable number.

8255269 is a deficient number, since it is larger than the sum of its proper divisors (1274075).

8255269 is a wasteful number, since it uses less digits than its factorization.

8255269 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 648.

The product of its digits is 43200, while the sum is 37.

The square root of 8255269 is about 2873.1983920363. The cubic root of 8255269 is about 202.1050086315.

It can be divided in two parts, 82552 and 69, that added together give a triangular number (82621 = T406).

The spelling of 8255269 in words is "eight million, two hundred fifty-five thousand, two hundred sixty-nine".

Divisors: 1 11 31 43 341 473 563 1333 6193 14663 17453 24209 191983 266299 750479 8255269