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12089908 = 223022477
BaseRepresentation
bin101110000111…
…101000110100
3211202020020101
4232013220310
511043334113
61111043444
7204522355
oct56075064
924666211
1012089908
116908366
124070584
132673bbc
141869d2c
1510dc2dd
hexb87a34

12089908 has 6 divisors (see below), whose sum is σ = 21157346. Its totient is φ = 6044952.

The previous prime is 12089899. The next prime is 12089929. The reversal of 12089908 is 80998021.

12089908 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 11751184 + 338724 = 3428^2 + 582^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1511235 + ... + 1511242.

Almost surely, 212089908 is an apocalyptic number.

It is an amenable number.

12089908 is a deficient number, since it is larger than the sum of its proper divisors (9067438).

12089908 is a wasteful number, since it uses less digits than its factorization.

12089908 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3022481 (or 3022479 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 37.

The square root of 12089908 is about 3477.0545005795. The cubic root of 12089908 is about 229.5131985011.

The spelling of 12089908 in words is "twelve million, eighty-nine thousand, nine hundred eight".

Divisors: 1 2 4 3022477 6044954 12089908