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12126054 = 232021009
BaseRepresentation
bin101110010000…
…011101100110
3211211001211010
4232100131212
511101013204
61111523050
7205032633
oct56203546
924731733
1012126054
116932536
124089486
1326874a5
14187918a
1510e7d89
hexb90766

12126054 has 8 divisors (see below), whose sum is σ = 24252120. Its totient is φ = 4042016.

The previous prime is 12126041. The next prime is 12126073. The reversal of 12126054 is 45062121.

12126054 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

12126054 is an admirable number.

It is a super-2 number, since 2×121260542 = 294082371221832, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12126054.

It is a congruent number.

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, 1010499 + ... + 1010510.

It is an arithmetic number, because the mean of its divisors is an integer number (3031515).

Almost surely, 212126054 is an apocalyptic number.

12126054 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12126054 is a wasteful number, since it uses less digits than its factorization.

12126054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2021014.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 12126054 is about 3482.2484115870. The cubic root of 12126054 is about 229.7417012075.

Adding to 12126054 its reverse (45062121), we get a palindrome (57188175).

The spelling of 12126054 in words is "twelve million, one hundred twenty-six thousand, fifty-four".

Divisors: 1 2 3 6 2021009 4042018 6063027 12126054