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5758172087 = 8623667769
BaseRepresentation
bin1010101110011011…
…01011101110110111
3112212022000110010212
411113031223232313
543243043001322
62351213340035
7262456440503
oct52715535667
915768013125
105758172087
112495379a08
12114849761b
13709c57c25
143c8a5d303
1523a7ba0e2
hex15736bbb7

5758172087 has 4 divisors (see below), whose sum is σ = 5758848480. Its totient is φ = 5757495696.

The previous prime is 5758172081. The next prime is 5758172093. The reversal of 5758172087 is 7802718575.

5758172087 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is an interprime number because it is at equal distance from previous prime (5758172081) and next prime (5758172093).

It is a cyclic number.

It is not a de Polignac number, because 5758172087 - 26 = 5758172023 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 (5758172081) 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, 325262 + ... + 342507.

It is an arithmetic number, because the mean of its divisors is an integer number (1439712120).

Almost surely, 25758172087 is an apocalyptic number.

5758172087 is a deficient number, since it is larger than the sum of its proper divisors (676393).

5758172087 is an equidigital number, since it uses as much as digits as its factorization.

5758172087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 676392.

The product of its (nonzero) digits is 1097600, while the sum is 50.

The square root of 5758172087 is about 75882.6204542252. The cubic root of 5758172087 is about 1792.3722577740.

The spelling of 5758172087 in words is "five billion, seven hundred fifty-eight million, one hundred seventy-two thousand, eighty-seven".

Divisors: 1 8623 667769 5758172087