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8906216 = 2311101207
BaseRepresentation
bin100001111110…
…010111101000
3121202111000212
4201332113220
54234444331
6514520252
7135462434
oct41762750
917674025
108906216
115033410
122b96088
131acaa67
14127b9c4
15badd2b
hex87e5e8

8906216 has 16 divisors (see below), whose sum is σ = 18217440. Its totient is φ = 4048240.

The previous prime is 8906197. The next prime is 8906237. The reversal of 8906216 is 6126098.

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, 50516 + ... + 50691.

It is an arithmetic number, because the mean of its divisors is an integer number (1138590).

Almost surely, 28906216 is an apocalyptic number.

It is an amenable number.

8906216 is an abundant number, since it is smaller than the sum of its proper divisors (9311224).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8906216 is a wasteful number, since it uses less digits than its factorization.

8906216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101224 (or 101220 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 8906216 is about 2984.3284001597. The cubic root of 8906216 is about 207.2833447745.

The spelling of 8906216 in words is "eight million, nine hundred six thousand, two hundred sixteen".

Divisors: 1 2 4 8 11 22 44 88 101207 202414 404828 809656 1113277 2226554 4453108 8906216