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12053541 = 323732393
BaseRepresentation
bin101101111110…
…110000100101
3211200101100110
4231332300211
511041203131
61110203233
7204311343
oct55766045
924611313
1012053541
116893005
124053519
132660496
14185a993
1510d1646
hexb7ec25

12053541 has 16 divisors (see below), whose sum is σ = 17006976. Its totient is φ = 7577856.

The previous prime is 12053519. The next prime is 12053551. The reversal of 12053541 is 14535021.

It is not a de Polignac number, because 12053541 - 26 = 12053477 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12053551) 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, 3841 + ... + 6233.

It is an arithmetic number, because the mean of its divisors is an integer number (1062936).

Almost surely, 212053541 is an apocalyptic number.

It is an amenable number.

12053541 is a deficient number, since it is larger than the sum of its proper divisors (4953435).

12053541 is a wasteful number, since it uses less digits than its factorization.

12053541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2492.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 12053541 is about 3471.8209919292. The cubic root of 12053541 is about 229.2828386121.

Adding to 12053541 its reverse (14535021), we get a palindrome (26588562).

The spelling of 12053541 in words is "twelve million, fifty-three thousand, five hundred forty-one".

Divisors: 1 3 23 69 73 219 1679 2393 5037 7179 55039 165117 174689 524067 4017847 12053541