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54006527 = 99154497
BaseRepresentation
bin1100111000000…
…1001011111111
310202121211000202
43032001023333
5102311202102
65205314115
71224022301
oct316011377
9122554022
1054006527
11285379a3
121610593b
13b25bc33
14725b971
154b1be02
hex33812ff

54006527 has 4 divisors (see below), whose sum is σ = 54062016. Its totient is φ = 53951040.

The previous prime is 54006521. The next prime is 54006539. The reversal of 54006527 is 72560045.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 72560045 = 514512009.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-54006527 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 54006527.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54006521) 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, 26258 + ... + 28239.

It is an arithmetic number, because the mean of its divisors is an integer number (13515504).

Almost surely, 254006527 is an apocalyptic number.

54006527 is a deficient number, since it is larger than the sum of its proper divisors (55489).

54006527 is an equidigital number, since it uses as much as digits as its factorization.

54006527 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55488.

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

The square root of 54006527 is about 7348.9133210292. The cubic root of 54006527 is about 377.9915430673.

The spelling of 54006527 in words is "fifty-four million, six thousand, five hundred twenty-seven".

Divisors: 1 991 54497 54006527