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8105252 = 224674339
BaseRepresentation
bin11110111010110100100100
3120020210022112
4132322310210
54033332002
6445420152
7125615321
oct36726444
916223275
108105252
114636661
12286a658
1318aa30c
14110db48
15aa1852
hex7bad24

8105252 has 12 divisors (see below), whose sum is σ = 14217840. Its totient is φ = 4043016.

The previous prime is 8105231. The next prime is 8105261. The reversal of 8105252 is 2525018.

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 302 + ... + 4037.

It is an arithmetic number, because the mean of its divisors is an integer number (1184820).

Almost surely, 28105252 is an apocalyptic number.

It is an amenable number.

8105252 is a deficient number, since it is larger than the sum of its proper divisors (6112588).

8105252 is a wasteful number, since it uses less digits than its factorization.

8105252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4810 (or 4808 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 23.

The square root of 8105252 is about 2846.9724269827. The cubic root of 8105252 is about 200.8732813486.

The spelling of 8105252 in words is "eight million, one hundred five thousand, two hundred fifty-two".

Divisors: 1 2 4 467 934 1868 4339 8678 17356 2026313 4052626 8105252