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12054057 = 379181281
BaseRepresentation
bin101101111110…
…111000101001
3211200102001120
4231332320221
511041212212
61110205453
7204313011
oct55767051
924612046
1012054057
116893434
124053889
1326607a2
14185ac41
1510d188c
hexb7ee29

12054057 has 16 divisors (see below), whose sum is σ = 16423680. Its totient is φ = 7862400.

The previous prime is 12054023. The next prime is 12054073. The reversal of 12054057 is 75045021.

It is not a de Polignac number, because 12054057 - 28 = 12053801 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12054017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42757 + ... + 43037.

It is an arithmetic number, because the mean of its divisors is an integer number (1026480).

Almost surely, 212054057 is an apocalyptic number.

It is an amenable number.

12054057 is a deficient number, since it is larger than the sum of its proper divisors (4369623).

12054057 is a wasteful number, since it uses less digits than its factorization.

12054057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544.

The product of its (nonzero) digits is 1400, while the sum is 24.

The square root of 12054057 is about 3471.8953037210. The cubic root of 12054057 is about 229.2861103548.

Adding to 12054057 its reverse (75045021), we get a palindrome (87099078).

The spelling of 12054057 in words is "twelve million, fifty-four thousand, fifty-seven".

Divisors: 1 3 79 181 237 281 543 843 14299 22199 42897 50861 66597 152583 4018019 12054057