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13314233 = 35937087
BaseRepresentation
bin110010110010…
…100010111001
3221001102200202
4302302202321
511402023413
61153211545
7221112002
oct62624271
927042622
1013314233
1175741a9
124560bb5
1329b225a
141aa81a9
15127ee58
hexcb28b9

13314233 has 4 divisors (see below), whose sum is σ = 13351680. Its totient is φ = 13276788.

The previous prime is 13314181. The next prime is 13314239. The reversal of 13314233 is 33241331.

13314233 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 33241331 = 311072301.

It is a cyclic number.

It is not a de Polignac number, because 13314233 - 28 = 13313977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13314239) 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, 18185 + ... + 18902.

It is an arithmetic number, because the mean of its divisors is an integer number (3337920).

Almost surely, 213314233 is an apocalyptic number.

It is an amenable number.

13314233 is a deficient number, since it is larger than the sum of its proper divisors (37447).

13314233 is an equidigital number, since it uses as much as digits as its factorization.

13314233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37446.

The product of its digits is 648, while the sum is 20.

The square root of 13314233 is about 3648.8673585100. The cubic root of 13314233 is about 237.0129364419.

Adding to 13314233 its reverse (33241331), we get a palindrome (46555564).

The spelling of 13314233 in words is "thirteen million, three hundred fourteen thousand, two hundred thirty-three".

Divisors: 1 359 37087 13314233