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54256007 = 134173539
BaseRepresentation
bin1100111011111…
…0000110000111
310210002111020202
43032332012013
5102342143012
65214521115
71226111531
oct316760607
9123074222
1054256007
1128698383
121620619b
13b318660
1472c4851
154b6acc2
hex33be187

54256007 has 4 divisors (see below), whose sum is σ = 58429560. Its totient is φ = 50082456.

The previous prime is 54256003. The next prime is 54256031. The reversal of 54256007 is 70065245.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 54256007 - 22 = 54256003 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 (54256003) 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, 2086757 + ... + 2086782.

It is an arithmetic number, because the mean of its divisors is an integer number (14607390).

Almost surely, 254256007 is an apocalyptic number.

54256007 is a deficient number, since it is larger than the sum of its proper divisors (4173553).

54256007 is a wasteful number, since it uses less digits than its factorization.

54256007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4173552.

The product of its (nonzero) digits is 8400, while the sum is 29.

The square root of 54256007 is about 7365.8677017715. The cubic root of 54256007 is about 378.5726857576.

The spelling of 54256007 in words is "fifty-four million, two hundred fifty-six thousand, seven".

Divisors: 1 13 4173539 54256007