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545125112 = 23764315139
BaseRepresentation
bin100000011111011…
…111001011111000
31101222202020001222
4200133133023320
52104023000422
6130031531212
716336326020
oct4037371370
91358666058
10545125112
1125a788624
12132689b08
1388c2464c
1452580a80
1532ccd842
hex207df2f8

545125112 has 32 divisors (see below), whose sum is σ = 1170019200. Its totient is φ = 233246304.

The previous prime is 545125081. The next prime is 545125153. The reversal of 545125112 is 211521545.

It is a super-2 number, since 2×5451251122 = 594322775466025088, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28439 + ... + 43577.

It is an arithmetic number, because the mean of its divisors is an integer number (36563100).

Almost surely, 2545125112 is an apocalyptic number.

It is an amenable number.

545125112 is an abundant number, since it is smaller than the sum of its proper divisors (624894088).

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

545125112 is a wasteful number, since it uses less digits than its factorization.

545125112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15795 (or 15791 counting only the distinct ones).

The product of its digits is 2000, while the sum is 26.

The square root of 545125112 is about 23347.9145107224. The cubic root of 545125112 is about 816.8934170491.

Adding to 545125112 its reverse (211521545), we get a palindrome (756646657).

The spelling of 545125112 in words is "five hundred forty-five million, one hundred twenty-five thousand, one hundred twelve".

Divisors: 1 2 4 7 8 14 28 56 643 1286 2572 4501 5144 9002 15139 18004 30278 36008 60556 105973 121112 211946 423892 847784 9734377 19468754 38937508 68140639 77875016 136281278 272562556 545125112