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8080513 = 71154359
BaseRepresentation
bin11110110100110010000001
3120012112101021
4132310302001
54032034023
6445105441
7125453230
oct36646201
916175337
108080513
11461a011
122858281
13189bc8c
141104b17
15a9935d
hex7b4c81

8080513 has 4 divisors (see below), whose sum is σ = 9234880. Its totient is φ = 6926148.

The previous prime is 8080507. The next prime is 8080537. The reversal of 8080513 is 3150808.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 8080513 - 25 = 8080481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8080313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 577173 + ... + 577186.

It is an arithmetic number, because the mean of its divisors is an integer number (2308720).

Almost surely, 28080513 is an apocalyptic number.

It is an amenable number.

8080513 is a deficient number, since it is larger than the sum of its proper divisors (1154367).

8080513 is a wasteful number, since it uses less digits than its factorization.

8080513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1154366.

The product of its (nonzero) digits is 960, while the sum is 25.

The square root of 8080513 is about 2842.6243156633. The cubic root of 8080513 is about 200.6687033540.

The spelling of 8080513 in words is "eight million, eighty thousand, five hundred thirteen".

Divisors: 1 7 1154359 8080513