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20132758 = 211389083
BaseRepresentation
bin100110011001…
…1001110010110
31101212211221201
41030303032112
520123222013
61555303114
7333061042
oct114631626
941784851
1020132758
1110401048
1268aaa9a
13422b999
142961022
151b7a3dd
hex1333396

20132758 has 8 divisors (see below), whose sum is σ = 30466728. Its totient is φ = 9977184.

The previous prime is 20132713. The next prime is 20132803. The reversal of 20132758 is 85723102.

It is an interprime number because it is at equal distance from previous prime (20132713) and next prime (20132803).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44316 + ... + 44767.

It is an arithmetic number, because the mean of its divisors is an integer number (3808341).

Almost surely, 220132758 is an apocalyptic number.

20132758 is a deficient number, since it is larger than the sum of its proper divisors (10333970).

20132758 is a wasteful number, since it uses less digits than its factorization.

20132758 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89198.

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 20132758 is about 4486.9542007914. The cubic root of 20132758 is about 272.0410387185.

The spelling of 20132758 in words is "twenty million, one hundred thirty-two thousand, seven hundred fifty-eight".

Divisors: 1 2 113 226 89083 178166 10066379 20132758