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80586393 = 331378563
BaseRepresentation
bin1001100110110…
…10011010011001
312121122012202020
410303122122121
5131112231033
611555125053
71665654516
oct463323231
9177565666
1080586393
1141541828
1222ba3789
1313907274
14a9ba30d
15711c6b3
hex4cda699

80586393 has 8 divisors (see below), whose sum is σ = 107495328. Its totient is φ = 53700864.

The previous prime is 80586377. The next prime is 80586403. The reversal of 80586393 is 39368508.

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

It is not a de Polignac number, because 80586393 - 24 = 80586377 is a prime.

It is not an unprimeable number, because it can be changed into a prime (80586323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5130 + ... + 13692.

It is an arithmetic number, because the mean of its divisors is an integer number (13436916).

Almost surely, 280586393 is an apocalyptic number.

It is an amenable number.

80586393 is a deficient number, since it is larger than the sum of its proper divisors (26908935).

80586393 is a wasteful number, since it uses less digits than its factorization.

80586393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11703.

The product of its (nonzero) digits is 155520, while the sum is 42.

The square root of 80586393 is about 8976.9924250831. The cubic root of 80586393 is about 431.9371640003.

The spelling of 80586393 in words is "eighty million, five hundred eighty-six thousand, three hundred ninety-three".

Divisors: 1 3 3137 8563 9411 25689 26862131 80586393