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80255233 is a prime number
BaseRepresentation
bin1001100100010…
…01100100000001
312121000101111001
410302021210001
5131021131413
611544052001
71663105162
oct462114401
9177011431
1080255233
1141335a43
1222a64001
131381c606
14a931769
1570a44dd
hex4c89901

80255233 has 2 divisors, whose sum is σ = 80255234. Its totient is φ = 80255232.

The previous prime is 80255191. The next prime is 80255261. The reversal of 80255233 is 33255208.

It is an a-pointer prime, because the next prime (80255261) can be obtained adding 80255233 to its sum of digits (28).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42211009 + 38044224 = 6497^2 + 6168^2 .

It is a cyclic number.

It is not a de Polignac number, because 80255233 - 221 = 78158081 is a prime.

It is not a weakly prime, because it can be changed into another prime (80255033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40127616 + 40127617.

It is an arithmetic number, because the mean of its divisors is an integer number (40127617).

Almost surely, 280255233 is an apocalyptic number.

It is an amenable number.

80255233 is a deficient number, since it is larger than the sum of its proper divisors (1).

80255233 is an equidigital number, since it uses as much as digits as its factorization.

80255233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 80255233 is about 8958.5285064010. The cubic root of 80255233 is about 431.3446872390.

The spelling of 80255233 in words is "eighty million, two hundred fifty-five thousand, two hundred thirty-three".