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5379287109 = 37490952181
BaseRepresentation
bin1010000001010000…
…10110100001000101
3111212220002002122220
411000220112201011
542004044141414
62245440442553
7250206120540
oct50050264105
914786062586
105379287109
112310516029
121061619459
136795ca431
143905d3857
152173c7ca9
hex140a16845

5379287109 has 16 divisors (see below), whose sum is σ = 8198835840. Its totient is φ = 3073193280.

The previous prime is 5379287083. The next prime is 5379287113. The reversal of 5379287109 is 9017829735.

It is not a de Polignac number, because 5379287109 - 220 = 5378238533 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5379287119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76999 + ... + 129179.

It is an arithmetic number, because the mean of its divisors is an integer number (512427240).

Almost surely, 25379287109 is an apocalyptic number.

It is an amenable number.

5379287109 is a deficient number, since it is larger than the sum of its proper divisors (2819548731).

5379287109 is a wasteful number, since it uses less digits than its factorization.

5379287109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57100.

The product of its (nonzero) digits is 952560, while the sum is 51.

The square root of 5379287109 is about 73343.6235060690. The cubic root of 5379287109 is about 1752.1646257885.

The spelling of 5379287109 in words is "five billion, three hundred seventy-nine million, two hundred eighty-seven thousand, one hundred nine".

Divisors: 1 3 7 21 4909 14727 34363 52181 103089 156543 365267 1095801 256156529 768469587 1793095703 5379287109