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58430719 = 193075301
BaseRepresentation
bin1101111011100…
…1010011111111
311001221120212201
43132321103333
5104424240334
65444212331
71306436644
oct336712377
9131846781
1058430719
112aa89956
121769a0a7
13c14a8b9
147a8ddcb
1551e2c14
hex37b94ff

58430719 has 4 divisors (see below), whose sum is σ = 61506040. Its totient is φ = 55355400.

The previous prime is 58430707. The next prime is 58430731. The reversal of 58430719 is 91703485.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (58430707) and next prime (58430731).

It is a cyclic number.

It is not a de Polignac number, because 58430719 - 221 = 56333567 is a prime.

It is a super-2 number, since 2×584307192 = 6828297845713922, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58440719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1537632 + ... + 1537669.

It is an arithmetic number, because the mean of its divisors is an integer number (15376510).

Almost surely, 258430719 is an apocalyptic number.

58430719 is a deficient number, since it is larger than the sum of its proper divisors (3075321).

58430719 is a wasteful number, since it uses less digits than its factorization.

58430719 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3075320.

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 58430719 is about 7643.9988880167. The cubic root of 58430719 is about 388.0434973554.

The spelling of 58430719 in words is "fifty-eight million, four hundred thirty thousand, seven hundred nineteen".

Divisors: 1 19 3075301 58430719