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58328665 = 583140551
BaseRepresentation
bin1101111010000…
…0011001011001
311001202101212221
43132200121121
5104413004130
65442104041
71305533263
oct336403131
9131671787
1058328665
112aa1a20a
121764b021
13c113305
147a64b33
1551c287a
hex37a0659

58328665 has 8 divisors (see below), whose sum is σ = 70838208. Its totient is φ = 46100400.

The previous prime is 58328663. The next prime is 58328729. The reversal of 58328665 is 56682385.

It is a happy number.

58328665 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 58328665 - 21 = 58328663 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (58328663) 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, 69861 + ... + 70690.

It is an arithmetic number, because the mean of its divisors is an integer number (8854776).

Almost surely, 258328665 is an apocalyptic number.

It is an amenable number.

58328665 is a deficient number, since it is larger than the sum of its proper divisors (12509543).

58328665 is a wasteful number, since it uses less digits than its factorization.

58328665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140639.

The product of its digits is 345600, while the sum is 43.

The square root of 58328665 is about 7637.3205379897. The cubic root of 58328665 is about 387.8174491976.

The spelling of 58328665 in words is "fifty-eight million, three hundred twenty-eight thousand, six hundred sixty-five".

Divisors: 1 5 83 415 140551 702755 11665733 58328665