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808417054 = 21921274133
BaseRepresentation
bin110000001011110…
…111011100011110
32002100011211201101
4300023313130132
53123423321204
6212115103314
726014301014
oct6013673436
92070154641
10808417054
1138536a775
121a68a1b3a
13cb63c0b3
147951a8b4
154ae8aea4
hex302f771e

808417054 has 8 divisors (see below), whose sum is σ = 1276448040. Its totient is φ = 382934376.

The previous prime is 808417037. The next prime is 808417067. The reversal of 808417054 is 450714808.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10637029 + ... + 10637104.

It is an arithmetic number, because the mean of its divisors is an integer number (159556005).

Almost surely, 2808417054 is an apocalyptic number.

808417054 is a deficient number, since it is larger than the sum of its proper divisors (468030986).

808417054 is a wasteful number, since it uses less digits than its factorization.

808417054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21274154.

The product of its (nonzero) digits is 35840, while the sum is 37.

The square root of 808417054 is about 28432.6758149844. The cubic root of 808417054 is about 931.5621235389.

The spelling of 808417054 in words is "eight hundred eight million, four hundred seventeen thousand, fifty-four".

Divisors: 1 2 19 38 21274133 42548266 404208527 808417054