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54122589 = 3220832887
BaseRepresentation
bin1100111001110…
…1100001011101
310202211201020100
43032131201131
5102323410324
65212011313
71225014543
oct316354135
9122751210
1054122589
1128607114
1216160b39
13b29ca01
14728bd93
154b414c9
hex339d85d

54122589 has 12 divisors (see below), whose sum is σ = 78241696. Its totient is φ = 36051912.

The previous prime is 54122587. The next prime is 54122597. The reversal of 54122589 is 98522145.

54122589 is a `hidden beast` number, since 54 + 1 + 22 + 589 = 666.

It is not a de Polignac number, because 54122589 - 21 = 54122587 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 (54122581) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17304 + ... + 20190.

Almost surely, 254122589 is an apocalyptic number.

It is an amenable number.

54122589 is a deficient number, since it is larger than the sum of its proper divisors (24119107).

54122589 is a wasteful number, since it uses less digits than its factorization.

54122589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4976 (or 4973 counting only the distinct ones).

The product of its digits is 28800, while the sum is 36.

The square root of 54122589 is about 7356.8056247260. The cubic root of 54122589 is about 378.2621218780.

It can be divided in two parts, 5412 and 2589, that added together give a triangular number (8001 = T126).

The spelling of 54122589 in words is "fifty-four million, one hundred twenty-two thousand, five hundred eighty-nine".

Divisors: 1 3 9 2083 2887 6249 8661 18747 25983 6013621 18040863 54122589