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80411801455 = 583431449567
BaseRepresentation
bin100101011100011101…
…0101011011101101111
321200120000222202101201
41022320322223131233
52304140410121310
6100535103550331
75544452014636
oct1127072533557
9250500882351
1080411801455
1131114402667
12137018bb3a7
137776548c0b
143c6b73251d
152159713e3a
hex12b8eab76f

80411801455 has 16 divisors (see below), whose sum is σ = 97883541504. Its totient is φ = 63406788640.

The previous prime is 80411801413. The next prime is 80411801467. The reversal of 80411801455 is 55410811408.

It is not a de Polignac number, because 80411801455 - 213 = 80411793263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45919 + ... + 403648.

It is an arithmetic number, because the mean of its divisors is an integer number (6117721344).

Almost surely, 280411801455 is an apocalyptic number.

80411801455 is a deficient number, since it is larger than the sum of its proper divisors (17471740049).

80411801455 is a wasteful number, since it uses less digits than its factorization.

80411801455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 450086.

The product of its (nonzero) digits is 25600, while the sum is 37.

The spelling of 80411801455 in words is "eighty billion, four hundred eleven million, eight hundred one thousand, four hundred fifty-five".

Divisors: 1 5 83 415 431 2155 35773 178865 449567 2247835 37314061 186570305 193763377 968816885 16082360291 80411801455