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80034078 = 2383160711
BaseRepresentation
bin1001100010100…
…11100100011110
312120121011010010
410301103210132
5130442042303
611535224050
71661164335
oct461234436
9176534103
1080034078
11411a4873
1222978026
1313772a57
14a8b4d1c
15705dc03
hex4c5391e

80034078 has 16 divisors (see below), whose sum is σ = 161997696. Its totient is φ = 26356440.

The previous prime is 80034041. The next prime is 80034103. The reversal of 80034078 is 87043008.

It is a Curzon number.

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 79858 + ... + 80853.

It is an arithmetic number, because the mean of its divisors is an integer number (10124856).

Almost surely, 280034078 is an apocalyptic number.

80034078 is an abundant number, since it is smaller than the sum of its proper divisors (81963618).

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

80034078 is a wasteful number, since it uses less digits than its factorization.

80034078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160799.

The product of its (nonzero) digits is 5376, while the sum is 30.

The square root of 80034078 is about 8946.1767252833. The cubic root of 80034078 is about 430.9481116755.

The spelling of 80034078 in words is "eighty million, thirty-four thousand, seventy-eight".

Divisors: 1 2 3 6 83 166 249 498 160711 321422 482133 964266 13339013 26678026 40017039 80034078