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80355110351 = 61221595031
BaseRepresentation
bin100101011010110001…
…0011010110111001111
321200102002022112211012
41022311202122313033
52304031402012401
6100525320515435
75543163111515
oct1126542326717
9250362275735
1080355110351
113109540180a
12136a691bb7b
13776788a099
143c63db64b5
1521547668bb
hex12b589adcf

80355110351 has 6 divisors (see below), whose sum is σ = 81694006056. Its totient is φ = 79037809800.

The previous prime is 80355110309. The next prime is 80355110387. The reversal of 80355110351 is 15301155308.

It is not a de Polignac number, because 80355110351 - 230 = 79281368527 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 (80355110551) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10793795 + ... + 10801236.

It is an arithmetic number, because the mean of its divisors is an integer number (13615667676).

Almost surely, 280355110351 is an apocalyptic number.

80355110351 is a deficient number, since it is larger than the sum of its proper divisors (1338895705).

80355110351 is an equidigital number, since it uses as much as digits as its factorization.

80355110351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21595153 (or 21595092 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 32.

Adding to 80355110351 its reverse (15301155308), we get a palindrome (95656265659).

The spelling of 80355110351 in words is "eighty billion, three hundred fifty-five million, one hundred ten thousand, three hundred fifty-one".

Divisors: 1 61 3721 21595031 1317296891 80355110351