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13060142 = 26530071
BaseRepresentation
bin110001110100…
…100000101110
3220120112010222
4301310200232
511320411032
61143531342
7216003134
oct61644056
926515128
1013060142
117410307
124459b52
1329236c4
141a3d754
15122ea12
hexc7482e

13060142 has 4 divisors (see below), whose sum is σ = 19590216. Its totient is φ = 6530070.

The previous prime is 13060123. The next prime is 13060147. The reversal of 13060142 is 24106031.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 13060142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13060147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3265034 + ... + 3265037.

It is an arithmetic number, because the mean of its divisors is an integer number (4897554).

Almost surely, 213060142 is an apocalyptic number.

13060142 is a deficient number, since it is larger than the sum of its proper divisors (6530074).

13060142 is an equidigital number, since it uses as much as digits as its factorization.

13060142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6530073.

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

The square root of 13060142 is about 3613.8818464360. The cubic root of 13060142 is about 235.4955109636.

Adding to 13060142 its reverse (24106031), we get a palindrome (37166173).

The spelling of 13060142 in words is "thirteen million, sixty thousand, one hundred forty-two".

Divisors: 1 2 6530071 13060142