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5475212087 = 7097722443
BaseRepresentation
bin1010001100101100…
…10001101100110111
3112010120120120222212
411012112101230313
542203123241322
62303144444035
7252452351312
oct50626215467
915116516885
105475212087
11235a683974
12108977961b
13693445187
1439d243979
15220a250e2
hex146591b37

5475212087 has 4 divisors (see below), whose sum is σ = 5482935240. Its totient is φ = 5467488936.

The previous prime is 5475212081. The next prime is 5475212089. The reversal of 5475212087 is 7802125745.

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 5475212087 - 224 = 5458434871 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 (5475212081) 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 3 ways as a sum of consecutive naturals, for example, 3860513 + ... + 3861930.

It is an arithmetic number, because the mean of its divisors is an integer number (1370733810).

Almost surely, 25475212087 is an apocalyptic number.

5475212087 is a deficient number, since it is larger than the sum of its proper divisors (7723153).

5475212087 is an equidigital number, since it uses as much as digits as its factorization.

5475212087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7723152.

The product of its (nonzero) digits is 156800, while the sum is 41.

The square root of 5475212087 is about 73994.6760719986. The cubic root of 5475212087 is about 1762.5183566453.

The spelling of 5475212087 in words is "five billion, four hundred seventy-five million, two hundred twelve thousand, eighty-seven".

Divisors: 1 709 7722443 5475212087