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19332029 = 23840523
BaseRepresentation
bin100100110111…
…1101110111101
31100101011120002
41021233232331
514422111104
61530204045
7323214413
oct111575675
940334502
1019332029
11aa04492
126583625
13400b392
1427d32b3
151a6d01e
hex126fbbd

19332029 has 4 divisors (see below), whose sum is σ = 20172576. Its totient is φ = 18491484.

The previous prime is 19332017. The next prime is 19332037. The reversal of 19332029 is 92023391.

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: 92023391 = 234001017.

It is a cyclic number.

It is not a de Polignac number, because 19332029 - 28 = 19331773 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 19331992 and 19332010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19332629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 420239 + ... + 420284.

It is an arithmetic number, because the mean of its divisors is an integer number (5043144).

Almost surely, 219332029 is an apocalyptic number.

It is an amenable number.

19332029 is a deficient number, since it is larger than the sum of its proper divisors (840547).

19332029 is an equidigital number, since it uses as much as digits as its factorization.

19332029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 840546.

The product of its (nonzero) digits is 2916, while the sum is 29.

The square root of 19332029 is about 4396.8203283737. The cubic root of 19332029 is about 268.3855601783.

The spelling of 19332029 in words is "nineteen million, three hundred thirty-two thousand, twenty-nine".

Divisors: 1 23 840523 19332029