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80132893 is a prime number
BaseRepresentation
bin1001100011010…
…11101100011101
312120210011122221
410301223230131
5131003223033
611541305341
71662055411
oct461535435
9176704587
1080132893
1141262035
1222a05251
13137a8a19
14a8dcd41
15707d12d
hex4c6bb1d

80132893 has 2 divisors, whose sum is σ = 80132894. Its totient is φ = 80132892.

The previous prime is 80132881. The next prime is 80132911. The reversal of 80132893 is 39823108.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 54952569 + 25180324 = 7413^2 + 5018^2 .

It is a cyclic number.

It is not a de Polignac number, because 80132893 - 217 = 80001821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80132993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40066446 + 40066447.

It is an arithmetic number, because the mean of its divisors is an integer number (40066447).

Almost surely, 280132893 is an apocalyptic number.

It is an amenable number.

80132893 is a deficient number, since it is larger than the sum of its proper divisors (1).

80132893 is an equidigital number, since it uses as much as digits as its factorization.

80132893 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 80132893 is about 8951.6977719313. The cubic root of 80132893 is about 431.1253970897.

The spelling of 80132893 in words is "eighty million, one hundred thirty-two thousand, eight hundred ninety-three".