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54379128 = 2332265797
BaseRepresentation
bin1100111101110…
…0001001111000
310210022202010210
43033130021320
5102410113003
65221311120
71230133506
oct317341170
9123282123
1054379128
1128771931
12162654a0
13b35c6cb
147317676
154b92503
hex33dc278

54379128 has 16 divisors (see below), whose sum is σ = 135947880. Its totient is φ = 18126368.

The previous prime is 54379123. The next prime is 54379139. The reversal of 54379128 is 82197345.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54379123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1132875 + ... + 1132922.

Almost surely, 254379128 is an apocalyptic number.

It is an amenable number.

54379128 is an abundant number, since it is smaller than the sum of its proper divisors (81568752).

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

54379128 is a wasteful number, since it uses less digits than its factorization.

54379128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2265806 (or 2265802 counting only the distinct ones).

The product of its digits is 60480, while the sum is 39.

The square root of 54379128 is about 7374.2205011784. The cubic root of 54379128 is about 378.8588294043.

The spelling of 54379128 in words is "fifty-four million, three hundred seventy-nine thousand, one hundred twenty-eight".

Divisors: 1 2 3 4 6 8 12 24 2265797 4531594 6797391 9063188 13594782 18126376 27189564 54379128