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545108 = 22136277
BaseRepresentation
bin10000101000101010100
31000200202012
42011011110
5114420413
615403352
74430144
oct2050524
91020665
10545108
11342603
12223558
13161165
14102924
15ab7a8
hex85154

545108 has 6 divisors (see below), whose sum is σ = 953946. Its totient is φ = 272552.

The previous prime is 545093. The next prime is 545117. The reversal of 545108 is 801545.

It can be written as a sum of positive squares in only one way, i.e., 515524 + 29584 = 718^2 + 172^2 .

It is a plaindrome in base 12.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 545108.

It is an unprimeable number.

545108 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68135 + ... + 68142.

It is an arithmetic number, because the mean of its divisors is an integer number (158991).

2545108 is an apocalyptic number.

It is an amenable number.

545108 is a deficient number, since it is larger than the sum of its proper divisors (408838).

545108 is a wasteful number, since it uses less digits than its factorization.

545108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136281 (or 136279 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 23.

The square root of 545108 is about 738.3142962181. The cubic root of 545108 is about 81.6884869270.

The spelling of 545108 in words is "five hundred forty-five thousand, one hundred eight".

Divisors: 1 2 4 136277 272554 545108