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13358029 = 23395711
BaseRepresentation
bin110010111101…
…001111001101
3221010122202211
4302331033031
511404424104
61154150421
7221353456
oct62751715
927118684
1013358029
1175a40a3
124582411
1329c9179
141aba12d
15128ce04
hexcbd3cd

13358029 has 4 divisors (see below), whose sum is σ = 13366080. Its totient is φ = 13349980.

The previous prime is 13358027. The next prime is 13358041. The reversal of 13358029 is 92085331.

It is a happy number.

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 a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 92085331 = 137083487.

It is a cyclic number.

It is not a de Polignac number, because 13358029 - 21 = 13358027 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13358027) 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, 517 + ... + 5194.

It is an arithmetic number, because the mean of its divisors is an integer number (3341520).

Almost surely, 213358029 is an apocalyptic number.

It is an amenable number.

13358029 is a deficient number, since it is larger than the sum of its proper divisors (8051).

13358029 is an equidigital number, since it uses as much as digits as its factorization.

13358029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8050.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 13358029 is about 3654.8637457503. The cubic root of 13358029 is about 237.2725297586.

The spelling of 13358029 in words is "thirteen million, three hundred fifty-eight thousand, twenty-nine".

Divisors: 1 2339 5711 13358029