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80627234 = 240313617
BaseRepresentation
bin1001100111001…
…00011000100010
312121201021202212
410303210120202
5131120032414
612000042122
71666214552
oct463443042
9177637685
1080627234
114156a486
1223003342
131391ca2c
14a9cb162
15712983e
hex4ce4622

80627234 has 4 divisors (see below), whose sum is σ = 120940854. Its totient is φ = 40313616.

The previous prime is 80627171. The next prime is 80627251. The reversal of 80627234 is 43272608.

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

It can be written as a sum of positive squares in only one way, i.e., 78234025 + 2393209 = 8845^2 + 1547^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 80627234.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 20156807 + ... + 20156810.

Almost surely, 280627234 is an apocalyptic number.

80627234 is a deficient number, since it is larger than the sum of its proper divisors (40313620).

80627234 is a wasteful number, since it uses less digits than its factorization.

80627234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40313619.

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 80627234 is about 8979.2668965790. The cubic root of 80627234 is about 432.0101199333.

The spelling of 80627234 in words is "eighty million, six hundred twenty-seven thousand, two hundred thirty-four".

Divisors: 1 2 40313617 80627234