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12514143 = 341101741
BaseRepresentation
bin101111101111…
…001101011111
3212112210011210
4233233031133
511200423033
61124115503
7211240245
oct57571537
925483153
1012514143
117078074
124235b93
132792025
14193a795
151172d63
hexbef35f

12514143 has 8 divisors (see below), whose sum is σ = 17092656. Its totient is φ = 8139200.

The previous prime is 12514127. The next prime is 12514147. The reversal of 12514143 is 34141521.

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 12514143 - 24 = 12514127 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12514147) 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, 50748 + ... + 50993.

It is an arithmetic number, because the mean of its divisors is an integer number (2136582).

Almost surely, 212514143 is an apocalyptic number.

12514143 is a deficient number, since it is larger than the sum of its proper divisors (4578513).

12514143 is a wasteful number, since it uses less digits than its factorization.

12514143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101785.

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

The square root of 12514143 is about 3537.5334627393. The cubic root of 12514143 is about 232.1669366783.

Adding to 12514143 its reverse (34141521), we get a palindrome (46655664).

The spelling of 12514143 in words is "twelve million, five hundred fourteen thousand, one hundred forty-three".

Divisors: 1 3 41 123 101741 305223 4171381 12514143