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8087068999 = 10378515233
BaseRepresentation
bin1111000100000011…
…01110000101000111
3202212121020200010001
413202001232011013
5113030242201444
63414245542131
7404255644432
oct74201560507
922777220101
108087068999
11347aa376a9
121698414947
139bb5a9c39
1456a090819
15324e988d4
hex1e206e147

8087068999 has 4 divisors (see below), whose sum is σ = 8165584336. Its totient is φ = 8008553664.

The previous prime is 8087068967. The next prime is 8087069033. The reversal of 8087068999 is 9998607808.

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 8087068999 - 25 = 8087068967 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8087068999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8087068399) 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, 39257514 + ... + 39257719.

It is an arithmetic number, because the mean of its divisors is an integer number (2041396084).

Almost surely, 28087068999 is an apocalyptic number.

8087068999 is a deficient number, since it is larger than the sum of its proper divisors (78515337).

8087068999 is a wasteful number, since it uses less digits than its factorization.

8087068999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78515336.

The product of its (nonzero) digits is 15676416, while the sum is 64.

The square root of 8087068999 is about 89928.1324113873. The cubic root of 8087068999 is about 2007.2295849782.

The spelling of 8087068999 in words is "eight billion, eighty-seven million, sixty-eight thousand, nine hundred ninety-nine".

Divisors: 1 103 78515233 8087068999