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58055827 = 64390289
BaseRepresentation
bin1101110101110…
…1110010010011
311001020112121211
43131131302103
5104330241302
65432200551
71303315654
oct335356223
9131215554
1058055827
112a853225
1217539157
13c04907b
1479d352b
15516bad7
hex375dc93

58055827 has 4 divisors (see below), whose sum is σ = 58146760. Its totient is φ = 57964896.

The previous prime is 58055821. The next prime is 58055831. The reversal of 58055827 is 72855085.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 72855085 = 514571017.

It is a cyclic number.

It is not a de Polignac number, because 58055827 - 23 = 58055819 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 58055827.

It is not an unprimeable number, because it can be changed into a prime (58055821) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44502 + ... + 45787.

It is an arithmetic number, because the mean of its divisors is an integer number (14536690).

Almost surely, 258055827 is an apocalyptic number.

58055827 is a deficient number, since it is larger than the sum of its proper divisors (90933).

58055827 is an equidigital number, since it uses as much as digits as its factorization.

58055827 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90932.

The product of its (nonzero) digits is 112000, while the sum is 40.

The square root of 58055827 is about 7619.4374464261. The cubic root of 58055827 is about 387.2118193116.

The spelling of 58055827 in words is "fifty-eight million, fifty-five thousand, eight hundred twenty-seven".

Divisors: 1 643 90289 58055827