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13006142 = 214814391
BaseRepresentation
bin110001100111…
…010100111110
3220110210001222
4301213110332
511312144032
61142433342
7215356532
oct61472476
926423058
1013006142
117383786
124432852
132904c56
141a27bc2
15121da12
hexc6753e

13006142 has 8 divisors (see below), whose sum is σ = 19526832. Its totient is φ = 6497200.

The previous prime is 13006121. The next prime is 13006153. The reversal of 13006142 is 24160031.

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

It is a self number, because there is not a number n which added to its sum of digits gives 13006142.

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, 767 + ... + 5157.

It is an arithmetic number, because the mean of its divisors is an integer number (2440854).

Almost surely, 213006142 is an apocalyptic number.

13006142 is a deficient number, since it is larger than the sum of its proper divisors (6520690).

13006142 is a wasteful number, since it uses less digits than its factorization.

13006142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5874.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 13006142 is about 3606.4029170352. The cubic root of 13006142 is about 235.1704934486.

Adding to 13006142 its reverse (24160031), we get a palindrome (37166173).

The spelling of 13006142 in words is "thirteen million, six thousand, one hundred forty-two".

Divisors: 1 2 1481 2962 4391 8782 6503071 13006142