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12055023 = 321778791
BaseRepresentation
bin101101111111…
…000111101111
3211200110101100
4231333013233
511041230043
61110214143
7204315561
oct55770757
924613340
1012055023
116894132
124054353
132661066
14185b331
1510d1cd3
hexb7f1ef

12055023 has 12 divisors (see below), whose sum is σ = 18437328. Its totient is φ = 7563840.

The previous prime is 12054997. The next prime is 12055027. The reversal of 12055023 is 32055021.

It is a happy number.

It is not a de Polignac number, because 12055023 - 216 = 11989487 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12054987 and 12055005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12055027) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39243 + ... + 39548.

It is an arithmetic number, because the mean of its divisors is an integer number (1536444).

Almost surely, 212055023 is an apocalyptic number.

12055023 is a deficient number, since it is larger than the sum of its proper divisors (6382305).

12055023 is a wasteful number, since it uses less digits than its factorization.

12055023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78814 (or 78811 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 12055023 is about 3472.0344180322. The cubic root of 12055023 is about 229.2922351106.

The spelling of 12055023 in words is "twelve million, fifty-five thousand, twenty-three".

Divisors: 1 3 9 17 51 153 78791 236373 709119 1339447 4018341 12055023