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8080074 = 23449877
BaseRepresentation
bin11110110100101011001010
3120012111210000
4132310223022
54032030244
6445103430
7125452032
oct36645312
916174700
108080074
114619752
122857b76
13189ba12
1411048c2
15a99169
hex7b4aca

8080074 has 20 divisors (see below), whose sum is σ = 18105714. Its totient is φ = 2693304.

The previous prime is 8080069. The next prime is 8080081. The reversal of 8080074 is 4700808.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 8037225 + 42849 = 2835^2 + 207^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an Ulam number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 24777 + ... + 25100.

Almost surely, 28080074 is an apocalyptic number.

8080074 is an abundant number, since it is smaller than the sum of its proper divisors (10025640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8080074 is a wasteful number, since it uses less digits than its factorization.

8080074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49891 (or 49882 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 27.

The square root of 8080074 is about 2842.5470972352. The cubic root of 8080074 is about 200.6650692961.

The spelling of 8080074 in words is "eight million, eighty thousand, seventy-four".

Divisors: 1 2 3 6 9 18 27 54 81 162 49877 99754 149631 299262 448893 897786 1346679 2693358 4040037 8080074