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80304341 = 1347131431
BaseRepresentation
bin1001100100101…
…01100011010101
312121002212211212
410302111203111
5131024214331
611545111205
71663401305
oct462254325
9177085755
1080304341
1141369927
1222a88505
1313838a80
14a945605
1570b3d2b
hex4c958d5

80304341 has 8 divisors (see below), whose sum is σ = 88322304. Its totient is φ = 72549360.

The previous prime is 80304313. The next prime is 80304347. The reversal of 80304341 is 14340308.

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

It is not a de Polignac number, because 80304341 - 226 = 13195477 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80304347) 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, 65105 + ... + 66326.

It is an arithmetic number, because the mean of its divisors is an integer number (11040288).

Almost surely, 280304341 is an apocalyptic number.

It is an amenable number.

80304341 is a deficient number, since it is larger than the sum of its proper divisors (8017963).

80304341 is a wasteful number, since it uses less digits than its factorization.

80304341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131491.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 80304341 is about 8961.2689391626. The cubic root of 80304341 is about 431.4326489211.

Adding to 80304341 its reverse (14340308), we get a palindrome (94644649).

The spelling of 80304341 in words is "eighty million, three hundred four thousand, three hundred forty-one".

Divisors: 1 13 47 611 131431 1708603 6177257 80304341