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13142001 = 317924473
BaseRepresentation
bin110010001000…
…011111110001
3220201200102210
4302020133301
511331021001
61145402333
7216463605
oct62103761
926650383
1013142001
117466864
1244993a9
132951a42
141a61505
151248dd6
hexc887f1

13142001 has 8 divisors (see below), whose sum is σ = 17621280. Its totient is φ = 8712032.

The previous prime is 13141991. The next prime is 13142009. The reversal of 13142001 is 10024131.

It is a happy number.

13142001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 13142001 - 26 = 13141937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13142009) 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, 11700 + ... + 12773.

It is an arithmetic number, because the mean of its divisors is an integer number (2202660).

Almost surely, 213142001 is an apocalyptic number.

It is an amenable number.

13142001 is a deficient number, since it is larger than the sum of its proper divisors (4479279).

13142001 is a wasteful number, since it uses less digits than its factorization.

13142001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24655.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 13142001 is about 3625.1897881352. The cubic root of 13142001 is about 235.9865033457.

Adding to 13142001 its reverse (10024131), we get a palindrome (23166132).

The spelling of 13142001 in words is "thirteen million, one hundred forty-two thousand, one".

Divisors: 1 3 179 537 24473 73419 4380667 13142001