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80658093 = 339767723
BaseRepresentation
bin1001100111010…
…11111010101101
312121202212002210
410303223322231
5131122024333
612000441033
71666403535
oct463537255
9177685083
1080658093
114159068a
1223019179
1313930aa9
14a9d84c5
157133a63
hex4cebead

80658093 has 8 divisors (see below), whose sum is σ = 107816608. Its totient is φ = 53635824.

The previous prime is 80658091. The next prime is 80658101. The reversal of 80658093 is 39085608.

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

It is not a de Polignac number, because 80658093 - 21 = 80658091 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80658091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32671 + ... + 35052.

It is an arithmetic number, because the mean of its divisors is an integer number (13477076).

Almost surely, 280658093 is an apocalyptic number.

It is an amenable number.

80658093 is a deficient number, since it is larger than the sum of its proper divisors (27158515).

80658093 is a wasteful number, since it uses less digits than its factorization.

80658093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68123.

The product of its (nonzero) digits is 51840, while the sum is 39.

The square root of 80658093 is about 8980.9850796001. The cubic root of 80658093 is about 432.0652282765.

The spelling of 80658093 in words is "eighty million, six hundred fifty-eight thousand, ninety-three".

Divisors: 1 3 397 1191 67723 203169 26886031 80658093