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13142367 = 327208609
BaseRepresentation
bin110010001000…
…100101011111
3220201200221100
4302020211133
511331023432
61145404143
7216464640
oct62104537
926650840
1013142367
117467067
124499653
132951c64
141a616c7
15124907c
hexc8895f

13142367 has 12 divisors (see below), whose sum is σ = 21695440. Its totient is φ = 7509888.

The previous prime is 13142351. The next prime is 13142369. The reversal of 13142367 is 76324131.

13142367 is digitally balanced in base 2, base 4 and base 8, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13142367 - 24 = 13142351 is a prime.

It is a Duffinian number.

13142367 is strictly pandigital in base 8.

It is a self number, because there is not a number n which added to its sum of digits gives 13142367.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13142369) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 104242 + ... + 104367.

Almost surely, 213142367 is an apocalyptic number.

13142367 is a deficient number, since it is larger than the sum of its proper divisors (8553073).

13142367 is a wasteful number, since it uses less digits than its factorization.

13142367 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208622 (or 208619 counting only the distinct ones).

The product of its digits is 3024, while the sum is 27.

The square root of 13142367 is about 3625.2402678995. The cubic root of 13142367 is about 235.9886940385.

Adding to 13142367 its reverse (76324131), we get a palindrome (89466498).

The spelling of 13142367 in words is "thirteen million, one hundred forty-two thousand, three hundred sixty-seven".

Divisors: 1 3 7 9 21 63 208609 625827 1460263 1877481 4380789 13142367