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12122924 = 2211275521
BaseRepresentation
bin101110001111…
…101100101100
3211210220112012
4232033230230
511100413144
61111500352
7205020542
oct56175454
924726465
1012122924
116930150
1240876b8
132685c38
141877d92
1510e6e9e
hexb8fb2c

12122924 has 12 divisors (see below), whose sum is σ = 23143848. Its totient is φ = 5510400.

The previous prime is 12122879. The next prime is 12122933. The reversal of 12122924 is 42922121.

It is a self number, because there is not a number n which added to its sum of digits gives 12122924.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 137717 + ... + 137804.

It is an arithmetic number, because the mean of its divisors is an integer number (1928654).

Almost surely, 212122924 is an apocalyptic number.

It is an amenable number.

12122924 is a deficient number, since it is larger than the sum of its proper divisors (11020924).

12122924 is a wasteful number, since it uses less digits than its factorization.

12122924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275536 (or 275534 counting only the distinct ones).

The product of its digits is 576, while the sum is 23.

The square root of 12122924 is about 3481.7989603077. The cubic root of 12122924 is about 229.7219323856.

The spelling of 12122924 in words is "twelve million, one hundred twenty-two thousand, nine hundred twenty-four".

Divisors: 1 2 4 11 22 44 275521 551042 1102084 3030731 6061462 12122924