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64432092 = 2235369341
BaseRepresentation
bin1111010111001…
…0011111011100
311111020111012210
43311302133130
5112443311332
610221000420
71411443444
oct365623734
9144214183
1064432092
113340886a
12196b3110
131046c3ca
1487b3124
1559caecc
hex3d727dc

64432092 has 12 divisors (see below), whose sum is σ = 150341576. Its totient is φ = 21477360.

The previous prime is 64432087. The next prime is 64432099. The reversal of 64432092 is 29023446.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64432099) 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, 2684659 + ... + 2684682.

Almost surely, 264432092 is an apocalyptic number.

It is an amenable number.

64432092 is an abundant number, since it is smaller than the sum of its proper divisors (85909484).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64432092 is a wasteful number, since it uses less digits than its factorization.

64432092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5369348 (or 5369346 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 64432092 is about 8026.9603213172. The cubic root of 64432092 is about 400.8981733686.

The spelling of 64432092 in words is "sixty-four million, four hundred thirty-two thousand, ninety-two".

Divisors: 1 2 3 4 6 12 5369341 10738682 16108023 21477364 32216046 64432092