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80580227 = 713885497
BaseRepresentation
bin1001100110110…
…00111010000011
312121121220021212
410303120322003
5131112031402
611555040335
71665630530
oct463307203
9177556255
1080580227
1141538132
1222ba00ab
1313904510
14a9b7d87
15711a952
hex4cd8e83

80580227 has 8 divisors (see below), whose sum is σ = 99175776. Its totient is φ = 63755712.

The previous prime is 80580223. The next prime is 80580259. The reversal of 80580227 is 72208508.

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 80580227 - 22 = 80580223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 80580193 and 80580202.

It is not an unprimeable number, because it can be changed into a prime (80580223) 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, 442658 + ... + 442839.

It is an arithmetic number, because the mean of its divisors is an integer number (12396972).

Almost surely, 280580227 is an apocalyptic number.

80580227 is a deficient number, since it is larger than the sum of its proper divisors (18595549).

80580227 is a wasteful number, since it uses less digits than its factorization.

80580227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 885517.

The product of its (nonzero) digits is 8960, while the sum is 32.

The square root of 80580227 is about 8976.6489850055. The cubic root of 80580227 is about 431.9261472832.

The spelling of 80580227 in words is "eighty million, five hundred eighty thousand, two hundred twenty-seven".

Divisors: 1 7 13 91 885497 6198479 11511461 80580227