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13241933 = 27494817
BaseRepresentation
bin110010100000…
…111001001101
3220220202111222
4302200321031
511342220213
61151453125
7220361135
oct62407115
926822458
1013241933
117524951
1245271a5
132988383
141a89ac5
151268808
hexca0e4d

13241933 has 4 divisors (see below), whose sum is σ = 13249500. Its totient is φ = 13234368.

The previous prime is 13241927. The next prime is 13241953. The reversal of 13241933 is 33914231.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 1387684 + 11854249 = 1178^2 + 3443^2 .

It is a cyclic number.

It is not a de Polignac number, because 13241933 - 26 = 13241869 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13241953) 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 3 ways as a sum of consecutive naturals, for example, 341 + ... + 5157.

It is an arithmetic number, because the mean of its divisors is an integer number (3312375).

Almost surely, 213241933 is an apocalyptic number.

It is an amenable number.

13241933 is a deficient number, since it is larger than the sum of its proper divisors (7567).

13241933 is an equidigital number, since it uses as much as digits as its factorization.

13241933 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7566.

The product of its digits is 1944, while the sum is 26.

The square root of 13241933 is about 3638.9466882602. The cubic root of 13241933 is about 236.5831420748.

The spelling of 13241933 in words is "thirteen million, two hundred forty-one thousand, nine hundred thirty-three".

Divisors: 1 2749 4817 13241933