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5381279283 = 31793759761
BaseRepresentation
bin1010000001011111…
…11100111000110011
3111220000211022102010
411000233330320303
542010101414113
62245551254003
7250232055612
oct50057747063
914800738363
105381279283
112311656856
12106221a303
13679b47133
14390991879
1521766d1c3
hex140bfce33

5381279283 has 4 divisors (see below), whose sum is σ = 7175039048. Its totient is φ = 3587519520.

The previous prime is 5381279251. The next prime is 5381279317. The reversal of 5381279283 is 3829721835.

It is a happy number.

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

It is not a de Polignac number, because 5381279283 - 25 = 5381279251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5381279213) 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, 896879878 + ... + 896879883.

It is an arithmetic number, because the mean of its divisors is an integer number (1793759762).

Almost surely, 25381279283 is an apocalyptic number.

5381279283 is a deficient number, since it is larger than the sum of its proper divisors (1793759765).

5381279283 is a wasteful number, since it uses less digits than its factorization.

5381279283 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1793759764.

The product of its digits is 725760, while the sum is 48.

The square root of 5381279283 is about 73357.2033477286. The cubic root of 5381279283 is about 1752.3808989317.

The spelling of 5381279283 in words is "five billion, three hundred eighty-one million, two hundred seventy-nine thousand, two hundred eighty-three".

Divisors: 1 3 1793759761 5381279283