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54305105 = 525143271
BaseRepresentation
bin1100111100101…
…0000101010001
310210011222121012
43033022011101
5102400230410
65215540305
71226404631
oct317120521
9123158535
1054305105
1128721258
121622a695
13b334aca
1472d86c1
154b7a605
hex33ca151

54305105 has 8 divisors (see below), whose sum is σ = 65427264. Its totient is φ = 43270000.

The previous prime is 54305101. The next prime is 54305107. The reversal of 54305105 is 50150345.

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

It is not a de Polignac number, because 54305105 - 22 = 54305101 is a prime.

It is a super-2 number, since 2×543051052 = 5898088858122050, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (54305101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20381 + ... + 22890.

It is an arithmetic number, because the mean of its divisors is an integer number (8178408).

Almost surely, 254305105 is an apocalyptic number.

It is an amenable number.

54305105 is a deficient number, since it is larger than the sum of its proper divisors (11122159).

54305105 is a wasteful number, since it uses less digits than its factorization.

54305105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43527.

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 54305105 is about 7369.1997530261. The cubic root of 54305105 is about 378.6868455153.

The spelling of 54305105 in words is "fifty-four million, three hundred five thousand, one hundred five".

Divisors: 1 5 251 1255 43271 216355 10861021 54305105