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80003679 = 373809699
BaseRepresentation
bin1001100010011…
…00001001011111
312120112121102020
410301030021133
5130440104204
611534431223
71661006610
oct461141137
9176477366
1080003679
1141183a48
1222962513
1313761c72
14a8a7c07
157054bd9
hex4c4c25f

80003679 has 8 divisors (see below), whose sum is σ = 121910400. Its totient is φ = 45716376.

The previous prime is 80003647. The next prime is 80003681. The reversal of 80003679 is 97630008.

It is a happy number.

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

It is not a de Polignac number, because 80003679 - 25 = 80003647 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80003689) 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, 1904829 + ... + 1904870.

It is an arithmetic number, because the mean of its divisors is an integer number (15238800).

Almost surely, 280003679 is an apocalyptic number.

80003679 is a deficient number, since it is larger than the sum of its proper divisors (41906721).

80003679 is a wasteful number, since it uses less digits than its factorization.

80003679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3809709.

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 80003679 is about 8944.4775699870. The cubic root of 80003679 is about 430.8935430428.

The spelling of 80003679 in words is "eighty million, three thousand, six hundred seventy-nine".

Divisors: 1 3 7 21 3809699 11429097 26667893 80003679