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80304207 = 348175557
BaseRepresentation
bin1001100100101…
…01100001001111
312121002212122220
410302111201033
5131024213312
611545110423
71663401024
oct462254117
9177085586
1080304207
1141369815
1222a88413
13138389a9
14a94554b
1570b3c8c
hex4c9584f

80304207 has 8 divisors (see below), whose sum is σ = 107113776. Its totient is φ = 53515392.

The previous prime is 80304197. The next prime is 80304221. The reversal of 80304207 is 70240308.

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

It is not a de Polignac number, because 80304207 - 27 = 80304079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80304227) 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, 11673 + ... + 17229.

It is an arithmetic number, because the mean of its divisors is an integer number (13389222).

Almost surely, 280304207 is an apocalyptic number.

80304207 is a deficient number, since it is larger than the sum of its proper divisors (26809569).

80304207 is a wasteful number, since it uses less digits than its factorization.

80304207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10377.

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 80304207 is about 8961.2614625397. The cubic root of 80304207 is about 431.4324089506.

The spelling of 80304207 in words is "eighty million, three hundred four thousand, two hundred seven".

Divisors: 1 3 4817 5557 14451 16671 26768069 80304207