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80254027 = 711464861
BaseRepresentation
bin1001100100010…
…01010001001011
312121000022211101
410302021101023
5131021112102
611544042231
71663101520
oct462112113
9177008741
1080254027
1141335047
1222a63377
131381bbb9
14a931147
1570a3e87
hex4c8944b

80254027 has 4 divisors (see below), whose sum is σ = 91718896. Its totient is φ = 68789160.

The previous prime is 80254019. The next prime is 80254037. The reversal of 80254027 is 72045208.

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

It is a cyclic number.

It is not a de Polignac number, because 80254027 - 23 = 80254019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 80253986 and 80254004.

It is not an unprimeable number, because it can be changed into a prime (80254037) 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, 5732424 + ... + 5732437.

It is an arithmetic number, because the mean of its divisors is an integer number (22929724).

Almost surely, 280254027 is an apocalyptic number.

80254027 is a deficient number, since it is larger than the sum of its proper divisors (11464869).

80254027 is a wasteful number, since it uses less digits than its factorization.

80254027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11464868.

The product of its (nonzero) digits is 4480, while the sum is 28.

The square root of 80254027 is about 8958.4611959867. The cubic root of 80254027 is about 431.3425266144.

The spelling of 80254027 in words is "eighty million, two hundred fifty-four thousand, twenty-seven".

Divisors: 1 7 11464861 80254027