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13501361 = 47833461
BaseRepresentation
bin110011100000…
…001110110001
3221101221101102
4303200032301
511424020421
61201214145
7222521366
oct63401661
927357342
1013501361
117691855
124631355
132a49493
141b1646d
1512ba60b
hexce03b1

13501361 has 8 divisors (see below), whose sum is σ = 13958784. Its totient is φ = 13051120.

The previous prime is 13501357. The next prime is 13501387. The reversal of 13501361 is 16310531.

It is a happy number.

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 13501361 - 22 = 13501357 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13501321) 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 in 7 ways as a sum of consecutive naturals, for example, 2171 + ... + 5631.

It is an arithmetic number, because the mean of its divisors is an integer number (1744848).

Almost surely, 213501361 is an apocalyptic number.

It is an amenable number.

13501361 is a deficient number, since it is larger than the sum of its proper divisors (457423).

13501361 is an equidigital number, since it uses as much as digits as its factorization.

13501361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3591.

The product of its (nonzero) digits is 270, while the sum is 20.

The square root of 13501361 is about 3674.4198181482. The cubic root of 13501361 is about 238.1181592035.

Adding to 13501361 its reverse (16310531), we get a palindrome (29811892).

The spelling of 13501361 in words is "thirteen million, five hundred one thousand, three hundred sixty-one".

Divisors: 1 47 83 3461 3901 162667 287263 13501361