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5400003287 = 7947814603
BaseRepresentation
bin1010000011101110…
…11000001011010111
3111221100001120220202
411001313120023113
542024400101122
62251500451115
7250550161550
oct50167301327
914840046822
105400003287
112321185438
121068549a9b
136809a1823
14393267327
1521911ae92
hex141dd82d7

5400003287 has 8 divisors (see below), whose sum is σ = 6177956736. Its totient is φ = 4623680952.

The previous prime is 5400003247. The next prime is 5400003293. The reversal of 5400003287 is 7823000045.

It is a happy number.

5400003287 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5400003287 - 224 = 5383226071 is a prime.

It is a super-2 number, since 2×54000032872 = 58320070999221608738, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5400003247) by changing a digit.

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, 400673 + ... + 413930.

It is an arithmetic number, because the mean of its divisors is an integer number (772244592).

Almost surely, 25400003287 is an apocalyptic number.

5400003287 is a deficient number, since it is larger than the sum of its proper divisors (777953449).

5400003287 is an equidigital number, since it uses as much as digits as its factorization.

5400003287 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 815557.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 5400003287 is about 73484.7146486941. The cubic root of 5400003287 is about 1754.4109988997.

The spelling of 5400003287 in words is "five billion, four hundred million, three thousand, two hundred eighty-seven".

Divisors: 1 7 947 6629 814603 5702221 771429041 5400003287