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13301142 = 232216857
BaseRepresentation
bin110010101111…
…010110010110
3221000202201220
4302233112112
511401114032
61153031210
7221025561
oct62572626
927022656
1013301142
117565388
124555506
1329a92ca
141aa34d8
15127b12c
hexcaf596

13301142 has 8 divisors (see below), whose sum is σ = 26602296. Its totient is φ = 4433712.

The previous prime is 13301131. The next prime is 13301143. The reversal of 13301142 is 24110331.

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

13301142 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13301143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1108423 + ... + 1108434.

It is an arithmetic number, because the mean of its divisors is an integer number (3325287).

Almost surely, 213301142 is an apocalyptic number.

13301142 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13301142 is a wasteful number, since it uses less digits than its factorization.

13301142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2216862.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 13301142 is about 3647.0730730272. The cubic root of 13301142 is about 236.9352312820.

Adding to 13301142 its reverse (24110331), we get a palindrome (37411473).

The spelling of 13301142 in words is "thirteen million, three hundred one thousand, one hundred forty-two".

Divisors: 1 2 3 6 2216857 4433714 6650571 13301142