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1425304543 = 13109638811
BaseRepresentation
bin101010011110100…
…0110101111011111
310200022221222021011
41110331012233133
510404334221133
6353233120051
750214613555
oct12475065737
93608858234
101425304543
11671602443
123393b9027
1319939b490
14d741bbd5
15851e26cd
hex54f46bdf

1425304543 has 4 divisors (see below), whose sum is σ = 1534943368. Its totient is φ = 1315665720.

The previous prime is 1425304537. The next prime is 1425304547. The reversal of 1425304543 is 3454035241.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1425304543 - 25 = 1425304511 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1425304547) 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, 54819393 + ... + 54819418.

It is an arithmetic number, because the mean of its divisors is an integer number (383735842).

Almost surely, 21425304543 is an apocalyptic number.

1425304543 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1425304543 is a deficient number, since it is larger than the sum of its proper divisors (109638825).

1425304543 is a wasteful number, since it uses less digits than its factorization.

1425304543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109638824.

The product of its (nonzero) digits is 28800, while the sum is 31.

The square root of 1425304543 is about 37753.2057314343. The cubic root of 1425304543 is about 1125.3887165042.

Adding to 1425304543 its reverse (3454035241), we get a palindrome (4879339784).

The spelling of 1425304543 in words is "one billion, four hundred twenty-five million, three hundred four thousand, five hundred forty-three".

Divisors: 1 13 109638811 1425304543