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80200079701 = 723498137141
BaseRepresentation
bin100101010110001001…
…1000001100101010101
321200000021121011202021
41022230103001211111
52303222210022301
6100502102013141
75536301300230
oct1125423014525
9250007534667
1080200079701
1131015943a05
1213662a171b1
137741719481
143c4b57c417
152145d418a1
hex12ac4c1955

80200079701 has 8 divisors (see below), whose sum is σ = 95642331264. Its totient is φ = 65754102480.

The previous prime is 80200079671. The next prime is 80200079759. The reversal of 80200079701 is 10797000208.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 80200079701 - 25 = 80200079669 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 (80200079761) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 249068410 + ... + 249068731.

It is an arithmetic number, because the mean of its divisors is an integer number (11955291408).

Almost surely, 280200079701 is an apocalyptic number.

It is an amenable number.

80200079701 is a deficient number, since it is larger than the sum of its proper divisors (15442251563).

80200079701 is a wasteful number, since it uses less digits than its factorization.

80200079701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498137171.

The product of its (nonzero) digits is 7056, while the sum is 34.

Adding to 80200079701 its reverse (10797000208), we get a palindrome (90997079909).

The spelling of 80200079701 in words is "eighty billion, two hundred million, seventy-nine thousand, seven hundred one".

Divisors: 1 7 23 161 498137141 3486959987 11457154243 80200079701