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80058530 = 258005853
BaseRepresentation
bin1001100010110…
…01100010100010
312120122101122202
410301121202202
5130443333110
611535533202
71661325536
oct461314242
9176571582
1080058530
1141211182
122298a202
1313780c16
14a8bdbc6
1570660a5
hex4c598a2

80058530 has 8 divisors (see below), whose sum is σ = 144105372. Its totient is φ = 32023408.

The previous prime is 80058509. The next prime is 80058557. The reversal of 80058530 is 3585008.

It can be written as a sum of positive squares in 2 ways, for example, as 73942801 + 6115729 = 8599^2 + 2473^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 80058493 and 80058502.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4002917 + ... + 4002936.

Almost surely, 280058530 is an apocalyptic number.

80058530 is a deficient number, since it is larger than the sum of its proper divisors (64046842).

80058530 is a wasteful number, since it uses less digits than its factorization.

80058530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8005860.

The product of its (nonzero) digits is 4800, while the sum is 29.

The square root of 80058530 is about 8947.5432382303. The cubic root of 80058530 is about 430.9919949418.

The spelling of 80058530 in words is "eighty million, fifty-eight thousand, five hundred thirty".

Divisors: 1 2 5 10 8005853 16011706 40029265 80058530