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54306677 = 72137529
BaseRepresentation
bin1100111100101…
…0011101110101
310210012001202102
43033022131311
5102400303202
65215551445
71226412335
oct317123565
9123161672
1054306677
1128722457
121622b585
13b335739
1472d90c5
154b7ad02
hex33ca775

54306677 has 4 divisors (see below), whose sum is σ = 54321420. Its totient is φ = 54291936.

The previous prime is 54306661. The next prime is 54306683. The reversal of 54306677 is 77660345.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 32160241 + 22146436 = 5671^2 + 4706^2 .

It is a cyclic number.

It is not a de Polignac number, because 54306677 - 24 = 54306661 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 54306677.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54306277) 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, 3449 + ... + 10977.

It is an arithmetic number, because the mean of its divisors is an integer number (13580355).

Almost surely, 254306677 is an apocalyptic number.

It is an amenable number.

54306677 is a deficient number, since it is larger than the sum of its proper divisors (14743).

54306677 is an equidigital number, since it uses as much as digits as its factorization.

54306677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14742.

The product of its (nonzero) digits is 105840, while the sum is 38.

The square root of 54306677 is about 7369.3064124109. The cubic root of 54306677 is about 378.6904994994.

The spelling of 54306677 in words is "fifty-four million, three hundred six thousand, six hundred seventy-seven".

Divisors: 1 7213 7529 54306677