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545132 = 22719469
BaseRepresentation
bin10000101000101101100
31000200210002
42011011230
5114421012
615403432
74430210
oct2050554
91020702
10545132
11342625
12223578
13161183
14102940
15ab7c2
hex8516c

545132 has 12 divisors (see below), whose sum is σ = 1090320. Its totient is φ = 233616.

The previous prime is 545131. The next prime is 545141. The reversal of 545132 is 231545.

545132 is an admirable number.

It is a plaindrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (545131) 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, 9707 + ... + 9762.

It is an arithmetic number, because the mean of its divisors is an integer number (90860).

2545132 is an apocalyptic number.

It is an amenable number.

545132 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

545132 is a wasteful number, since it uses less digits than its factorization.

545132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19480 (or 19478 counting only the distinct ones).

The product of its digits is 600, while the sum is 20.

The square root of 545132 is about 738.3305492799. The cubic root of 545132 is about 81.6896857689.

Adding to 545132 its reverse (231545), we get a palindrome (776677).

The spelling of 545132 in words is "five hundred forty-five thousand, one hundred thirty-two".

Divisors: 1 2 4 7 14 28 19469 38938 77876 136283 272566 545132