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58438069 = 3115712007
BaseRepresentation
bin1101111011101…
…1000110110101
311001221221221221
43132323012311
5104430004234
65444310341
71306500244
oct336730665
9131857857
1058438069
112aa94428
12176a23b1
13c151051
147a9295b
1551e4eb4
hex37bb1b5

58438069 has 8 divisors (see below), whose sum is σ = 60712448. Its totient is φ = 56188080.

The previous prime is 58438067. The next prime is 58438097. The reversal of 58438069 is 96083485.

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

It is a cyclic number.

It is not a de Polignac number, because 58438069 - 21 = 58438067 is a prime.

It is a super-2 number, since 2×584380692 = 6830015816897522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58438067) 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 7 ways as a sum of consecutive naturals, for example, 1137 + ... + 10870.

It is an arithmetic number, because the mean of its divisors is an integer number (7589056).

Almost surely, 258438069 is an apocalyptic number.

It is an amenable number.

58438069 is a deficient number, since it is larger than the sum of its proper divisors (2274379).

58438069 is a wasteful number, since it uses less digits than its factorization.

58438069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12195.

The product of its (nonzero) digits is 207360, while the sum is 43.

The square root of 58438069 is about 7644.4796421993. The cubic root of 58438069 is about 388.0597673367.

The spelling of 58438069 in words is "fifty-eight million, four hundred thirty-eight thousand, sixty-nine".

Divisors: 1 31 157 4867 12007 372217 1885099 58438069