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80246073 = 331862861
BaseRepresentation
bin1001100100001…
…11010100111001
312120222220220210
410302013110321
5131020333243
611543541333
71663036365
oct462072471
9176886823
1080246073
114132a076
1222a5a849
13138183ab
14a92c2a5
1570a1933
hex4c87539

80246073 has 8 divisors (see below), whose sum is σ = 110446336. Its totient is φ = 51771600.

The previous prime is 80246071. The next prime is 80246083. The reversal of 80246073 is 37064208.

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

It is not a de Polignac number, because 80246073 - 21 = 80246071 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 80246073.

It is not an unprimeable number, because it can be changed into a prime (80246071) by changing a digit.

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, 431338 + ... + 431523.

It is an arithmetic number, because the mean of its divisors is an integer number (13805792).

Almost surely, 280246073 is an apocalyptic number.

It is an amenable number.

80246073 is a deficient number, since it is larger than the sum of its proper divisors (30200263).

80246073 is a wasteful number, since it uses less digits than its factorization.

80246073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 862895.

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 80246073 is about 8958.0172471368. The cubic root of 80246073 is about 431.3282759824.

The spelling of 80246073 in words is "eighty million, two hundred forty-six thousand, seventy-three".

Divisors: 1 3 31 93 862861 2588583 26748691 80246073