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8080211699 = 71154315957
BaseRepresentation
bin1111000011001111…
…00011111011110011
3202212010100021122222
413201213203323303
5113022013233244
63413442551255
7404143444340
oct74147437363
922763307588
108080211699
11347708370a
12169606852b
139ba048971
145691c77c7
15324591bee
hex1e19e3ef3

8080211699 has 4 divisors (see below), whose sum is σ = 9234527664. Its totient is φ = 6925895736.

The previous prime is 8080211687. The next prime is 8080211717. The reversal of 8080211699 is 9961120808.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-8080211699 is a prime.

It is a super-4 number, since 4×80802116994 (a number of 41 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8080271699) 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, 577157972 + ... + 577157985.

It is an arithmetic number, because the mean of its divisors is an integer number (2308631916).

Almost surely, 28080211699 is an apocalyptic number.

8080211699 is a deficient number, since it is larger than the sum of its proper divisors (1154315965).

8080211699 is a wasteful number, since it uses less digits than its factorization.

8080211699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1154315964.

The product of its (nonzero) digits is 62208, while the sum is 44.

The square root of 8080211699 is about 89889.9977694960. The cubic root of 8080211699 is about 2006.6620918754.

The spelling of 8080211699 in words is "eight billion, eighty million, two hundred eleven thousand, six hundred ninety-nine".

Divisors: 1 7 1154315957 8080211699