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58430047 = 134494619
BaseRepresentation
bin1101111011100…
…1001001011111
311001221112221211
43132321021133
5104424230142
65444205251
71306434664
oct336711137
9131845854
1058430047
112aa893a5
1217699827
13c14a4c0
147a8da6b
1551e2917
hex37b925f

58430047 has 4 divisors (see below), whose sum is σ = 62924680. Its totient is φ = 53935416.

The previous prime is 58430023. The next prime is 58430081. The reversal of 58430047 is 74003485.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 74003485 = 514800697.

It is a cyclic number.

It is not a de Polignac number, because 58430047 - 219 = 57905759 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58431047) 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 3 ways as a sum of consecutive naturals, for example, 2247297 + ... + 2247322.

It is an arithmetic number, because the mean of its divisors is an integer number (15731170).

Almost surely, 258430047 is an apocalyptic number.

58430047 is a deficient number, since it is larger than the sum of its proper divisors (4494633).

58430047 is a wasteful number, since it uses less digits than its factorization.

58430047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4494632.

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 58430047 is about 7643.9549318399. The cubic root of 58430047 is about 388.0420097462.

The spelling of 58430047 in words is "fifty-eight million, four hundred thirty thousand, forty-seven".

Divisors: 1 13 4494619 58430047