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80430341 = 379532281
BaseRepresentation
bin1001100101101…
…00010100000101
312121100021200112
410302310110011
5131042232331
611551522405
71664434535
oct462642405
9177307615
1080430341
1141445562
1222b29405
1313881224
14a9794c5
1570db32b
hex4cb4505

80430341 has 8 divisors (see below), whose sum is σ = 82727064. Its totient is φ = 78140160.

The previous prime is 80430323. The next prime is 80430347. The reversal of 80430341 is 14303408.

It can be written as a sum of positive squares in 4 ways, for example, as 27867841 + 52562500 = 5279^2 + 7250^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 80430341 - 26 = 80430277 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80430347) 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 7 ways as a sum of consecutive naturals, for example, 34121 + ... + 36401.

It is an arithmetic number, because the mean of its divisors is an integer number (10340883).

Almost surely, 280430341 is an apocalyptic number.

It is an amenable number.

80430341 is a deficient number, since it is larger than the sum of its proper divisors (2296723).

80430341 is a wasteful number, since it uses less digits than its factorization.

80430341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3271.

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

The square root of 80430341 is about 8968.2964380087. The cubic root of 80430341 is about 431.6581747425.

Adding to 80430341 its reverse (14303408), we get a palindrome (94733749).

The spelling of 80430341 in words is "eighty million, four hundred thirty thousand, three hundred forty-one".

Divisors: 1 37 953 2281 35261 84397 2173793 80430341