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12053101 = 53277821
BaseRepresentation
bin101101111110…
…101001101101
3211200100202011
4231332221231
511041144401
61110201221
7204310144
oct55765155
924610664
1012053101
116892745
124053211
132660218
14185a75b
1510d1451
hexb7ea6d

12053101 has 8 divisors (see below), whose sum is σ = 12339864. Its totient is φ = 11768640.

The previous prime is 12053089. The next prime is 12053117. The reversal of 12053101 is 10135021.

It can be written as a sum of positive squares in 4 ways, for example, as 527076 + 11526025 = 726^2 + 3395^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 12053101 - 219 = 11528813 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12053131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14271 + ... + 15091.

It is an arithmetic number, because the mean of its divisors is an integer number (1542483).

Almost surely, 212053101 is an apocalyptic number.

It is an amenable number.

12053101 is a deficient number, since it is larger than the sum of its proper divisors (286763).

12053101 is an equidigital number, since it uses as much as digits as its factorization.

12053101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1151.

The product of its (nonzero) digits is 30, while the sum is 13.

The square root of 12053101 is about 3471.7576240285. The cubic root of 12053101 is about 229.2800486801.

Adding to 12053101 its reverse (10135021), we get a palindrome (22188122).

The spelling of 12053101 in words is "twelve million, fifty-three thousand, one hundred one".

Divisors: 1 53 277 821 14681 43513 227417 12053101