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80253303 = 3132057777
BaseRepresentation
bin1001100100010…
…01000101110111
312121000021211120
410302021011313
5131021101203
611544035023
71663066434
oct462110567
9177007746
1080253303
1141334549
1222a62a73
131381b780
14a930b8b
1570a3b53
hex4c89177

80253303 has 8 divisors (see below), whose sum is σ = 115235568. Its totient is φ = 49386624.

The previous prime is 80253301. The next prime is 80253307. The reversal of 80253303 is 30335208.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 80253303 - 21 = 80253301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80253301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1028850 + ... + 1028927.

It is an arithmetic number, because the mean of its divisors is an integer number (14404446).

Almost surely, 280253303 is an apocalyptic number.

80253303 is a deficient number, since it is larger than the sum of its proper divisors (34982265).

80253303 is a wasteful number, since it uses less digits than its factorization.

80253303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2057793.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 80253303 is about 8958.4207871700. The cubic root of 80253303 is about 431.3412295126.

The spelling of 80253303 in words is "eighty million, two hundred fifty-three thousand, three hundred three".

Divisors: 1 3 13 39 2057777 6173331 26751101 80253303