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80300201 = 405719793
BaseRepresentation
bin1001100100101…
…00100010101001
312121002200011112
410302110202221
5131024101301
611545040105
71663353242
oct462244251
9177080145
1080300201
1141366803
1222a86035
1313836c17
14a943cc9
1570b29bb
hex4c948a9

80300201 has 4 divisors (see below), whose sum is σ = 80324052. Its totient is φ = 80276352.

The previous prime is 80300177. The next prime is 80300203. The reversal of 80300201 is 10200308.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 53509225 + 26790976 = 7315^2 + 5176^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-80300201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (80300203) 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 3 ways as a sum of consecutive naturals, for example, 5840 + ... + 13953.

It is an arithmetic number, because the mean of its divisors is an integer number (20081013).

Almost surely, 280300201 is an apocalyptic number.

It is an amenable number.

80300201 is a deficient number, since it is larger than the sum of its proper divisors (23851).

80300201 is a wasteful number, since it uses less digits than its factorization.

80300201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23850.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 80300201 is about 8961.0379421136. The cubic root of 80300201 is about 431.4252347853.

Adding to 80300201 its reverse (10200308), we get a palindrome (90500509).

The spelling of 80300201 in words is "eighty million, three hundred thousand, two hundred one".

Divisors: 1 4057 19793 80300201