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80498253 = 3112439341
BaseRepresentation
bin1001100110001…
…00111001001101
312121110201211210
410303010321031
5131101421003
611553205033
71665136533
oct463047115
9177421753
1080498253
1141491590
1222b60779
13138a6104
14a996153
157101503
hex4cc4e4d

80498253 has 8 divisors (see below), whose sum is σ = 117088416. Its totient is φ = 48786800.

The previous prime is 80498237. The next prime is 80498261. The reversal of 80498253 is 35289408.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 80498253 - 24 = 80498237 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80498233) 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, 1219638 + ... + 1219703.

It is an arithmetic number, because the mean of its divisors is an integer number (14636052).

Almost surely, 280498253 is an apocalyptic number.

It is an amenable number.

80498253 is a deficient number, since it is larger than the sum of its proper divisors (36590163).

80498253 is a wasteful number, since it uses less digits than its factorization.

80498253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2439355.

The product of its (nonzero) digits is 69120, while the sum is 39.

The square root of 80498253 is about 8972.0818654312. The cubic root of 80498253 is about 431.7796319055.

The spelling of 80498253 in words is "eighty million, four hundred ninety-eight thousand, two hundred fifty-three".

Divisors: 1 3 11 33 2439341 7318023 26832751 80498253